SPECIFICATIONS. Tolerances. L / [+1.0 / -0.5mm] ±1% / ±5% [15.2] ±1% / ±5% [20.3] Ordering Information

Transcription

1 MSR Series Bare Metal Element Resistors Resistances from.5 to.1ohms Tolerance to ±1% Resistance Wire TCR: ± 2ppm/K For Current Sensing and Shunt Applications All Welded Construction Low Inductance ( <1nH ) Economical Bare Metal Element Power Rating 85 C MSR-1 1 MSR-3 3 MSR-5 5 Resistance Range ( W ) 1.5,.1,.2,.25,.3,.4,.5,.1.5,.1,.15,.2,.25,.3,.4,.5;.1.5,.1,.15,.2,.25,.3,.5;.1 Tolerances L +.4 / -.2 [+1. / -.5mm] H ±.1 [±2.5mm] Dimensions D ±.2 [±.5mm] W +.1 / -.5 [+.25 / -.13mm] A ±.3 [±.8mm] ±1% / ±5%.45 [11.4].2 [5.1].4 [1.].65 [1.7].125 [3.2] ±1% / ±5%.6 [15.2] ±1% / ±5%.8 [2.3] 1. [25.4] MAX 1. [25.4] MAX.4 [1.].65 [1.7].125 [3.2].4 [1.].65 [1.7].125 [3.2] 1 Call Factory for Other Resistances 12 Power Derating Curve 1 Power ( % ) Ambient Temperature ( C) Part Number - Resistance - Tolerance Example: MSR-3.1Ohm 1% A Riedon Company Page

2 MS Series Bare Metal Element Resistors Resistances from.5 to.1ohms Tolerance to ±1% Resistance Wire TCR: ± 2ppm/K For Current Sensing and Shunt Applications All Welded Construction Low Inductance ( <1nH ) Economical Bare Metal Element Power Rating 85 C Resistance Range ( W ) 1 Tolerances TCR ( ppm/k ) L +.4 / -.2 [+1. / -.5mm] Dimensions D ±.2 [±.5mm] MS to.1 ±1% / ±5% See Chart Consult Riedon.32 [.8].4 [1.] MS to.1 ±1% / ±5% See Chart Consult Riedon.4 [1.] MS to.5 ±1% / ±5% See Chart Consult Riedon.4 [1.] 1 Call Factory for Other Resistances 5 Temperature Coefficient of Resistance (TCR) 12 Power Derating Curve TCR ( ppm/k ) Power ( % ) Resistance Value ( W ) Ambient Temperature ( C) Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: MS-3.5 Ohm 1% A Riedon Company Page 74 rev. 3/26A

3 MT Series Low Ohm Power Resistors Resistances from.3 to.1ohms Tolerance to ±.1% TCR s to ± 2 ppm/k ( Four Terminal Version ) For Current Sensing and Shunt Applications All Welded Construction Low Inductance ( <1nH ) Four Terminal Versions Available (Consult Factory) Specification Resistance Range Value.3 to.1 Ohms Tolerances 2 Terminal: ±1% / ±5% ( Contact Factory for Others ) 4 Terminal: ±.1% / ±.5% / ±1% / ±5% ( Contact Factory for Others ) Temperature Coefficient Inductance See Chart Below <1nH Dielectric Strength 1VAC ( 5VAC for MT-1A and MT-2A ) Insulation Resistance >1 MOhms / Dry Environmental Performance (MIL-STD 22) DR Test Conditions Load Life ±1% 7 C / 9 min ON / 3 min OFF / 1 hr Moisture Resistance ±1% 4 C / 9-95% RH / DC.1W / 1 hr Temperature Cycling ±1% -4 C for 3 min / +125 C for 3 min / 1 hr Short Term Overload ±1% 5X rated power for 5 seconds 5 Temperature Coefficient of Resistance (TCR) 12 Power Derating Curve 4 1 TCR ( ppm/k ) Terminal 2 Terminal Power ( % ) Resistance Value ( W ) Ambient Temperature ( C) Part Number - Resistance - Tolerance - TCR ( if not standard ) - 4T ( if desired ) Example: MT-5.1 Ohm 1% 4T A Riedon Company Page 76 rev. 3/26A

4 MT Series Low Ohm Power Resistors (continued) Power Rating 25 C A ±.2 [±.5mm] D ±.2 [±.5mm] Dimensions C ±.2 [±.5mm] d ±.2 [±.5mm] W (4T) ±.1 [±.3mm] MT-1A 1.43 [1.9].12 [3.].59 [15.].25 [.6] - MT-2A 2.43 [1.9].12 [3.].59 [15.].32 [.8] - MT-2B 3.58 [14.7].2 [5.1].665 [16.9].32 [.8] - MT-2C 3.5 [12.7].25 [6.4].625 [15.9].32 [.8] - MT [15.2].25 [6.4].675 [17.1].32 [.8].125 [3.2] MT [19.1].25 [6.4].75 [19.1].4 [1.].125 [3.2] MT [22.6].335 [8.5].82 [2.8].4 [1.].125 [3.2] MT [26.8].395 [1.].93 [22.9].4 [1.].125 [3.2] MT [44.58].355 [9.2] [34.].4 [1.].125 [3.2] A Riedon Company Page 77 rev. 3/26A

5 MP Series Film Resistors Resistances from 1Ohm to 2MOhms Power Rating to.5watts Resistance Tolerances to ±.1% TCR s to ±5ppm/K Convenient RN Package Styles MP5 MP55 MP6 MP65 MP7 MIL-R-159F RN5 RN55 RN6 RN65 RN7 DIN Resistance Range 2Ohms to 1M5Ohms 1Ohms to 2MOhms Power rating (7 C).125W.25W.5W.75W 1W Tolerances.2% /.5% /.1% /.25% /.5% Temperature Coefficient 5 / 1 / 15 / 25ppm/K Operating Voltage (Umax) 2V 25V 3V 35V 4V Short Time Overload Voltage 4V 5V 6V 7V 8V Operating Temperature Range -55 to 125 C Max. Resistance Change at rated power R/R max after 1h.25% Insulation Resistance >1G Insulation Voltage >5V Dimensions in mm [inches] L D d Tolerance 3.9 [.14] 1.6 [.6].5 [.2] ±.1 [.3] 6.8 [.27] 2.5 [.1].6 [.24] ±.1 [.3] 1. [.39] 3.7 [.15].6 [.24] ±.1 [.3] 15 [.98] 5.2 [.2].6 [.24] ±.1 [.3].5% 18.3 [.72] 6.5 [.26].8 [.31] ±.1 [.3] Power (% from nominal power),6,5,4,3,2, Temperature ( C) Part Number - Resistance - Tolerance MP55 1 Ohms.5% A Riedon Company Page

6 MF Series Film Resistors Resistances from.1ohm to 22MOhms Power Rating to 3Watts Resistance Tolerances to ±.5% TCR s to ±1ppm/K Convenient RN Package Styles MF5 MF55 MF6 MF65 MF7 MF75 MIL-R-159F RN5 RN55 RN6 RN65 RN7 RN75 Resistance Range.1 Ohms to 22 MOhms Power rating (7 C).16W.25W.5W 1.W 2.W 3.W Tolerances.1% /.25% /.5% / 1% / 5% Temperature Coefficient 5 / 1 / 15 / 25 / 5ppm/K Operating Voltage (Umax) 2V 25V 3V 35V 45V 5V Short Time Overload Voltage 4V 5V 6V 7V 9V 1V Operating Temperature Range -55 to 125 C Insulation Resistance >1G Insulation Voltage >5V Dimensions in mm [inches] L D d Tolerance 3.8 [.15] 2. [.8].5 [.2] ±.1 [.3] 6. [.24] 2.5 [.1].5 [.2] ±.1 [.3] 1. [.39] 3.5 [.14].6 [.24] ±.1 [.3] 12 [.47] 4.5 [.18].7 [.27] ±.1 [.3] 16. [.63] 5.5 [.22].8 [.31] ±.1 [.3] 26. [1 /2] 8.6 [.34].8 [.31] ±.1 [.3] Power (% from nominal power) 3 2,5 2 1,5 1, Temperature ( C) Part Number - Resistance - Tolerance MF55 1 kohms.5% A Riedon Company Page

7 SAA / SMA / SCA Series Precision Metal Film Resistors Resistances from 1 to 1MOhms Power Rating.25Watts Resistance Tolerances to ±.5% TCR to ± 5ppm/K Non-Inductive Design Space Efficient Radial Leads Power Rating ( 7 C) Resistance Range Maximum Working Voltage D +. / -.2 [+. / -.5mm] H +. / -.2 [+. / -.5mm] Dimensions L ±.4 [±1.mm] W ±.8 [±.2mm] T +. / -.2 [+. / -.5mm] SCA.25 1 to 33k 3.25 [5.2].315 [8.].39 [1.].1 [2.5].9 [2.3] SAA.25 1 to 1M [7.].315 [8.].39 [1.].2 [5.1].98 [2.5] SMA.25 1 to 5k [11.].17 [4.3].492 [12.5].4 [1.2].98 [2.5] Specification Value Resistance Range 1 Ohms to 1MOhms Tolerances ±.1% to ±1% ±.5% ( 1W < R < 1KW ) Temperature Coefficient ±1ppm/K / ±25ppm/K ±3 ppm/k ( 1W < R < 1KW ) Temperature Range -25 C to +125 C Insulation Resistance >1 MOhms Environmental Performance (MIL-STD 22) DR Load Life ±.1% Moisture Resistance ±.1% Temperature Cycling ±.5% Short Time Overload ±.1% Vibration ±.1% 12 Power Derating Curve 1 Part Number - Resistance - Tolerance - TCR Example: SAA 1 kohms.1% 1ppm A Riedon Company Page Power ( % ) Ambient Temperature ( C)

8 MG Series Film Resistors Resistances from 5kOhm to 2GOhms Power Rating to 3Watts Resistance Tolerances to ±.5% Max. working voltage to 1V Convenient RN Package Styles MG5 MG55 MG6 MG65 MG7 MG75 Resistance Range 5kOhms to 1GOhms 5kOhms to 1GOhms 1kOhms to 2GOhms Power rating (7 C).16W.25W.5W 1.W 2.W 3.W Tolerances.5% / 1% / 5% / 1% Temperature Coefficient 5 / 1 / 2ppm/K Operating Voltage (Umax) 4V 8V 15V 3V 6V 8V Short Time Overload Voltage 8V 15V 3V 6V 1V 15V Operating Temperature Range -55 to 155 C Max. Resistance Change at rated power R/R max after 1h 1.5% Insulation Resistance >1G Insulation Voltage >5V Dimensions in mm [inches] L D d Tolerance 3.8 [.15] 1.9 [.7].5 [.2] ±.1 [.3] 6. [.24] 2.5 [.1].6 [.24] ±.1 [.3] 1. [.39] 3.5 [.14].6 [.24] ±.1 [.3] 13 [.51] 4.5 [.18].7 [.27] ±.1 [.3] 17. [.67] 5.5 [.22].8 [.31] ±.1 [.3] 26. [1 /2] 8.5 [.33].8 [.31] ±.1 [.3] Power (% from nominal power) 3 2,5 2 1,5 1, Temperature ( C) Part Number - Resistance - Tolerance MG55 1 kohms.5% A Riedon Company Page

9 MF2 Series Precision / Metal Film Resistors Resistances from 1 to 1MOhms Power Rating.4 to.65watts Resistance Tolerances to ±.5% TCR s to ±3ppm/K Very Low Inductance Matched Sets Available E192 Values in Stock Power Rating 7 C Resistance Range ( W ) Maximum Voltage H (MAX) D (MAX) d ±.2 [±.5mm] L (MIN) W (MIN) RN Size MFM to 5M 3 ( See MFM227 Drawing ) - MF to 1M 3.26 [6.5].1 [2.5].28 [.7] 1.2 [3].3 [7.5] RN55 MF to 1M 5.6 [15.2].23 [5.8].32 [.8] 1.2 [3].69 [17.5] RN65 MFM227 Specification Value Resistance Range 1 Ohms to 1MOhms Tolerances ±.5% to ±1% Temperature Coefficient ( See Charts ) Temperature Range -25 C to +125 C ( TC >= 25ppm/K ) -1 C to +85 C ( TC < 25ppm/K ) Insulation Resistance >1 MOhms Climatic Category 55/125/56 Max Soldering Temperature +26 C / 1s Voltage Coefficient < 5ppm/V A Riedon Company Page

10 MF2 Series Precision / Metal Film Resistors (continued) MFM227 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 1-5K 1-5K 1-5K K 5-1M 5-1M 5-1M K 5-1.5M 5-1.5M 5-2M 1-2M K 5-1.5M 5-3M 2-5M 1-5M K 5-2M 3-3M 2-5M 1-5M MF227 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 3-2K 3-2K 3-2K K 1-5K 1-5K 1-5K K 5-1M 5-1M 5-1M K 5-1.5M 5-2M 5-2M 1-2M K 5-3M 2-3M 2-5M 1-5M K 5-3M 2-3M 2-1M 1-1M MF2617 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 1-25K 5-25K 2-51K 2-51K K 1-25K 5-25K 2-51K 2-51K K 1-1M 5-2M 2-5M 1-5M K 5-1M 1-1M 5-1M 3-1M 12 Power Derating Curve 1 Part Number - Resistance - Tolerance - TCR Example: MF kohm.5% 5ppm ( Note: If no TCR is specified / the highest value will be supplied ) A Riedon Company Page Power ( % ) Ambient Temperature ( C)

11 MF2 Series Precision / Metal Film Resistors Resistances from 1 to 1MOhms Power Rating.4 to.65watts Resistance Tolerances to ±.5% TCR s to ±3ppm/K Very Low Inductance Matched Sets Available E192 Values in Stock Power Rating 7 C Resistance Range ( W ) Maximum Voltage H (MAX) D (MAX) d ±.2 [±.5mm] L (MIN) W (MIN) RN Size MFM to 5M 3 ( See MFM227 Drawing ) - MF to 1M 3.26 [6.5].1 [2.5].28 [.7] 1.2 [3].3 [7.5] RN55 MF to 1M 5.6 [15.2].23 [5.8].32 [.8] 1.2 [3].69 [17.5] RN65 MFM227 Specification Value Resistance Range 1 Ohms to 1MOhms Tolerances ±.5% to ±1% Temperature Coefficient ( See Charts ) Temperature Range -25 C to +125 C ( TC >= 25ppm/K ) -1 C to +85 C ( TC < 25ppm/K ) Insulation Resistance >1 MOhms Climatic Category 55/125/56 Max Soldering Temperature +26 C / 1s Voltage Coefficient < 5ppm/V A Riedon Company Page

12 MF2 Series Precision / Metal Film Resistors (continued) MFM227 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 1-5K 1-5K 1-5K K 5-1M 5-1M 5-1M K 5-1.5M 5-1.5M 5-2M 1-2M K 5-1.5M 5-3M 2-5M 1-5M K 5-2M 3-3M 2-5M 1-5M MF227 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 3-2K 3-2K 3-2K K 1-5K 1-5K 1-5K K 5-1M 5-1M 5-1M K 5-1.5M 5-2M 5-2M 1-2M K 5-3M 2-3M 2-5M 1-5M K 5-3M 2-3M 2-1M 1-1M MF2617 TCR / Tolerance / Resistance Chart TCR ( ± ppm/k ) Resistances Available at These Tolerances ±.5% ±.1% ±.25% ±.5% ±1% K 1-25K 5-25K 2-51K 2-51K K 1-25K 5-25K 2-51K 2-51K K 1-1M 5-2M 2-5M 1-5M K 5-1M 1-1M 5-1M 3-1M 12 Power Derating Curve 1 Part Number - Resistance - Tolerance - TCR Example: MF kohm.5% 5ppm ( Note: If no TCR is specified / the highest value will be supplied ) A Riedon Company Page Power ( % ) Ambient Temperature ( C)

13 GST Series High Resistance / Thick Film Leaded Resistors Resistances from 1M to 1TOhms Power Rating.5 to 2Watts Resistance Tolerances to ±.5% TCR s to ±25ppm/K Non-Magnetic High Value Thick Film Resistance Element Power Rating ( W ) Working Voltage ( VAC ) Trimmed Untrimmed Resistance Range ( W ) Tolerances Available ( % ) Temperature Coefficients Available ( ± ppm/k ) 2 Voltage Coefficient ( ppm / V ) 1M - 1M.5% to 1% 25 / 5 / 1 <5ppm/V 2% to 1% 5 / 1 <5ppm/V.5% to 1% 25 / 5 / 1 <1ppm/V.25% to 1% 25 / 5 / 1 <5ppm/V >1M - 5M 2% to 2% 5 / 1 / 25 <1ppm/V 5% to 2% 1 / 25 <1ppm/V 1% to 2% 25 / 5 / 1 <25ppm/V.5% to 2% 25 / 5 / 1 <1ppm/V >5M - 1G 5% to 2% 1 / 25 <1ppm/V 5% to 2% 1 / 25 <1ppm/V 1% to 2% 1 / 25 <25ppm/V 1% to 2% 25 / 5 / 1 <1ppm/V >1G - 1G 5% to 3% 25 / 5 <5ppm/V 1% to 3% 25 / 5 <5ppm/V 2% to 2% 1 / 25 <1ppm/V 2% to 2% 5 / 1 <25ppm/V >1G - 1G 5% to 3% 5 / 1 <1ppm/V 1% to 3% 5 / 1 <1ppm/V 5% to 3% 25 / 5 <25ppm/V 5% to 3% 1 / 25 <1ppm/V >1G - 1T - - 1% to 5% 5 / 1 <5ppm/V 5% to 3% 25 / 5 <25ppm/V 1 7 C / 125 C 2 25 / 5 PPM : +25 C to +85 C A Riedon Company Page 5 rev. 3/26A

14 GST Series High Resistance / Thick Film Leaded Resistors (continued) Specification Value Temperature Range -55 C to +125 C Climactic Cetegory 55 / 125 / 56 Long Term Stability Max DR <1 GW 1 GW - 1 GW >1 GW Storage 125 C / 1h ±1% ±2% ±5% Maximum Voltage / 1h ±.5% ±1% ±2% Dimensions L ±.8 [±.2] H ±.8 [±.2] T ±.8 [±.2] W ±.8 [±.2] A + /-.8 [+ /-2.] d ±.2 [±.5] GST [ 3.2 ].98 [ 2.5 ].35 [.9 ].79 [ 2. ].79 [ 2 ].16 [.4 ] GST [ 3.8 ].2 [ 5. ].39 [ 1. ].98 [ 2.5 ].79 [ 2 ].16 [.4 ] GST [ 6.3 ].138 [ 3.5 ].39 [ 1. ].217 [ 5.5 ].79 [ 2 ].16 [.4 ] GST 42.4 [ 1.2 ].2 [ 5.1 ].39 [ 1. ].374 [ 9.5 ].79 [ 2 ].16 [.4 ] 12 Power Derating Curve 1 Part Number - Resistance - Tolerance - TCR Example: GST GOhms 1% 1ppm ( Note: if no TCR is Specified / The highest value will be supplied ) Power ( % ) Ambient Temperature ( C) A Riedon Company Page 51 rev. 3/26A

15 TF2 Series Thick Film Resistors Resistances from 1 to 2GOhms Power Rating.125 to 3Watts Resistance Tolerances to ±1% TCR s to ±1ppm/K Voltage Ratings to 2KV Voltage Coefficient : 5ppm/V (MAX) Thick Film Resistance Element Power Rating 7 C ) Working Voltage (rms) Available Resistances at each Tolerance Tolerance.5% upon request ±1% 1-1M 1k - 1M 1k - 22M 1k - 1M 1k - 1M 1K - 1M ±2% 1-25M 1k - 1M 1k - 2M 1k - 25M 1k - 5M 1K - 5M ±5% 1-15M 1k - 25M 1k - 5M 1k - 1G 1k - 2G 1K - 2G ±1% 1-5M 1k - 1G 1k - 1G 1k - 1G 1k - 1G 1K - 2G Available Resistances at each Temperature Coefficient ±1 ppm/k 25M 5M 25M 25M 25M 25M ±25 ppm/k > 25M > 5M > 25M > 25M > 25M > 25M Specification Value Resistance Range 1 Ohms to 2G Ohms Tolerances ±1% to ±1% Temperature Coefficient ±1ppm/K / ±25ppm/K Temperature Range -55 C to +125 C Insulation Resistance >1 MOhms Shelf Life Stability 1% / 5 Years Climatic Category 55/125/56 Max Soldering Temperature +26 C / 1s Voltage Coefficient < 5ppm/V Power ( % ) Power Derating Curve Ambient Temperature ( C) A Riedon Company Page

16 TF2 Series Thick Film Resistors (continued) H (MAX) L (MAX) T (MAX) W ±.15 [±.4mm] TF [6.].197 [5.].1 [2.5].1 [2.5] TF [6.].287 [7.3].1 [2.5].2 [5.1] TF [6.].492 [12.5].1 [2.5].4 [1.2] TF [6.].886 [22.5].1 [2.5].8 [2.3] TF [9.] [39.].1 [2.5] 1.4 [35.6] TF [9.] 3.71 [78.].1 [2.5] 2.9 [73.7] H (MAX) L (MAX) T (MAX) TFC [3.9].26 [6.6].32 [.8] TFC [3.9].465 [11.8].32 [.8] TFC [3.9].866 [22.].32 [.8] TFC27.26 [6.6] [38.4].32 [.8] Part Number - Resistance - Tolerance - TCR Example: TF29 1 MOhms 2% 1ppm ( Note: If no TCR is specified / the highest value will be supplied ) A Riedon Company Page

17 HTE Series High Voltage / Thick Film Resistors Resistances from 2Ohms to 7MOhms Power Rating.7 to 17Watts Resistance Tolerances to ±1% Low TCR: ± 1ppm/K Standard Voltage Ratings to 48KV Non-Inductive Design SMD upon request Wattage Rating ( Watts ) A ±.62 [±1.6mm] Dimensions (special dimensions possible) B ±.31 [±.8mm] C ±.2 [±.5mm] Maximum Working Voltage (KV ACrms)) HTE [15.].197 [5.].32 [.8] 2.5 HTE [19.].197 [5.].32 [.8] 3.5 HTE [24.].314 [8.].4 [1.] 5.5 HTE [25.4].197 [5.].32 [.8] 5.5 HTE [39.].314 [8.].4 [1.] 1 HTE [52.].314 [8.].4 [1.] 15 HTE [76.].354 [9.].4 [1.] 22.5 HTE [12].354 [9.].4 [1.] 32 HTE [127].354 [9.].4 [1.] 4 HTE [152].354 [9.].4 [1.] 48 Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: HTE39 1MOhm 1% A Riedon Company Page

18 HTE Series High Voltage / Thick Film Resistors (continued) Specification Resistance Range Value 2 Ohms to 7MOhms Tolerances ±1% to ±1% Temperature Coefficient ±1ppm/K : -25 C to +125 C ( Standard ) ±2 to ±15 ppm/k ( On Request ) Temperature Range Insulation Resistance Encapsulation Environmental Performance (MIL-STD 22) -55 C to +195 C >1 MOhms Epoxy Conformal Coating / silicon or glass upon request DR Load Life ±.7% Moisture Resistance ±.4% Thermal Shock ±.4% 5X Overload ( 5s ) ±.5% 12 Power Derating Curve 1 Power ( % ) Ambient Temperature ( C) A Riedon Company Page

19 HVR Series High Voltage / Thick Film Leaded Resistors Resistances from 1M to 1TOhms Power Rating 1 to 3Watts Resistance Tolerances to ±.25% TCR s to ±25ppm/K Non-Magnetic High Value Thick Film Resistance Element HVR 25 HVR 3 HVR 4 HVR 5 Power Rating ( W ) Working Voltage ( VAC ) Resistance Range ( W ) 15KV 1KV 2KV 3KV Tolerances Available ( % ) Temperature Coefficients Available ( ± ppm/k ) 2 Voltage Coefficient ( ppm / V ) 3 1M - 1M.25% to 1% 25 / 5 / 1 <1ppm/V.25% to 1% 25 / 5 / 1 <2ppm/V.25% to 1% 25 / 5 / 1 <1ppm/V.25% to 1% 25 / 5 / 1 <1ppm/V >1M - 1G 1% to 2% 5 / 1 / 25 <2ppm/V 1% to 2% 5 / 1 / 25 <5ppm/V 1% to 2% 5 / 1 / 25 <2ppm/V 1% to 2% 25 / 5 / 1 <1ppm/V >1G - 1G 5% to 3% 25 / 5 <1ppm/V 5% to 3% 25 / 5 <2ppm/V 5% to 3% 25 / 5 <1ppm/V 5% to 3% 1 / 25 <5ppm/V >1G - 1T 5% to 3% 5 / 1 <5ppm/V 5% to 3% 5 / 1 <1ppm/V 5% to 3% 5 / 1 <5ppm/V 5% to 3% 25 / 5 <25ppm/V >1T - 1T % to 3% 5 / 1 <1ppm/V 1 7 C / 125 C 2 25 / 5 PPM : +25 C to +85 C 3 measured between 1 and 1V A Riedon Company Page

20 HVR Series High Voltage / Thick Film Leaded Resistors (continued) Specification Value Temperature Range -55 C to +125 C Climactic Cetegory 55 / 125 / 56 Long Term Stability Max DR 1 GW >1 GW Storage 125 C / 1h ±1% ±2% Maximum Voltage / 1h ±1% ±2% Dimensions L ±.2 [±.5] H ±.2 [±.5] T ±.2 [±.5] W ±.2 [±.5] A ±.2 [±.5] d ±.2 [±.5] HVR [ 25. ].35 [ 9. ].55 [ 1.4 ].9 [ 22.9 ].79 [ 2 ].16 [.4 ] HVR [ 3. ].236 [ 6. ].55 [ 1.4 ] 1.83 [ 27.5 ].79 [ 2 ].16 [.4 ] HVR [ 4. ].236 [ 6. ].55 [ 1.4 ] [ 37.8 ].79 [ 2 ].16 [.4 ] HVR [ 5. ].492 [ 12.5 ].55 [ 1.4 ] [ 47.8 ].79 [ 2 ].16 [.4 ] 12 Power Derating Curve 1 Part Number - Resistance - Tolerance - TCR Example: HVR 3 1GOhm 1% 25ppm ( Note: if no TCR is specified, the highest value will be supplied ) Power ( % ) Ambient Temperature ( C) A Riedon Company Page

21 UW Series Ceramic Wirewound Resistors Resistances from.1 to 91kOhms Tolerance to ±.1% Low Temperature Coefficient Power Rating to 15Watts All Welded Resistance Element Non-Inductive Windings are Available Flameproof Inorganic Construction Power Rating 7 C Resistance 1 Range L ±.4 [±1.] H ±.4 [±1.] HS ±.4 [±1.] W ±.15 [±.4] d 2 ±.15 [±.4] UW to 22k.7 [17.8].245 [6.2].3 [7.6].255 [6.5].32 [.8] UW to 22k.875 [22.2].312 [7.9].375 [9.5].312 [7.9].32 [.8] UW to 45k.875 [22.2].375 [9.5].437 [11.1].375 [9.5].32 [.8] UW to 65k [48].375 [9.5].5 [12.7].375 [9.5].4 [1.] UW to 91k [48].5 [12.7].625 [15.9].5 [12.7].4 [1.] 1 For non-inductive windings / divide maximum resistance by 2 2 Lead Diameter: 18 AWG =.4 / 2 AWG =.32 For Non-Inductive Windings / insert the letter N ( i.e. UWN-5 ) Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: UW-5 1 Ohm 1% A Riedon Company Page 139 rev. 3/26A

22 UW Series Ceramic Wirewound Resistors (continued) Specification Value Tolerances ±.1% to ±1% ( 1% Standard ) Temperature Coefficient Temperature Range Dielectric Strength Constuction Environmental Performance (MIL-STD 22) >1W : ±2ppm/K 1W to1w : ±5ppm/K <1W : Call Factory -55 C to +275 C 15 VAC Centerless ground ceramic core Tinned copper or copperweld leads High temperature / inorganic potting compound All welded terminations DR Dielectric ±.2% +.5W Load Life ±1% +.5W Storage ±.2% +.5W Moisture Resistance ±.2% +.5W Thermal Shock ±.2% +.5W 5X Overload ( 5s ) ±.2% +.5W Shock ±.1% +.5W Vibration ±.1% +.5W 12 Power Derating Curve 1 Power ( % ) Ambient Temperature ( C) A Riedon Company Page 14 rev. 3/26A

23 1 Series / SM Series / PC Series Precision Wirewound Resistors Resistances to 25MOhms Resistance Tolerances to ±.5% Temperature Coefficients of ±1 ppm/k Power Ratings to 2W 1% Acceptance Tested / Traceable to NIST Long Term Stability / 1ppm/year Matched Resistance Sets to ±.1% and ±.5 ppm/k Commercial Wattage ( Watts ) Maximum Ohms SM k Minimum Tolerance ( % ) Diameter ±.5 [±.13mm] Dimensions Length ±.25 [±.64mm] SM k.125 [3.2].26 [6.6] 1.2 8k.5.25 [6.4].375 [9.5] Lead Diameter 1 ±.2 [±.5mm] Maximum Working Voltage.1 [2.5].21 [5.3].2 [.5] 75.2 [.5].25 [.6] SM k.125 [3.2].375 [9.5].2 [.5] 1 SM k.156 [4.].312 [7.9].2 [.5] 1 SM k.187 [4.7].25 [6.4].25 [.6] 15 SM k.187 [4.7].295 [7.5].25 [.6] A.15 5k.25 [6.4].25 [6.4].25 [.6] 1 SM k.187 [4.7].375 [9.5].25 [.6].2 [.5] SM k.187 [4.7].45 [11.4].25 [.6] 2.32 [.8].25 [.6] SM M.21 [5.3].465 [11.8].25 [.6] M.25 [6.4].5 [12.7] M.25 [6.4].75 [19.1].32 [.8].25 [.6].32 [.8].25 [.6] M.375 [9.5].5 [12.7].32 [.8] M.375 [9.5].75 [19.1].32 [.8] M.375 [9.5] 1. [25.4].32 [.8] M.5 [12.7] 1. [25.4].32 [.8] M.5 [12.7] 1.5 [38.1].32 [.8] M.5 [12.7] 2. [5.8].32 [.8] Where more than one lead is listed / the top value is Standard Lead Length = 1.5 [38] Min. Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: SM-6 25kOhms.1% A Riedon Company Page 3 1.2

24 1 Series / SM Series / PC Series Precision Wirewound Resistors PC Series (continued) Commercial Wattage ( Watts ) Maximum Ohms 1PC.125 5k Minimum Tolerance ( % ) Diameter ±.5 [±.13mm] Length ±.25 [±.64mm] Dimensions Lead Diameter 1 ±.2 [±.5mm] Lead Spacing ±.15 [±.4mm] Maximum Working Voltage.25 [6.4].375 [9.5].25 [.6].15 [3.8] 15 13PC.125 5k.25 [6.4].312 [7.9].25 [.6].15 [3.8] PC.125 5k.25 [6.4].312 [7.9].25 [.6].2 [5.1] 15 11PC.25 6k.5.25 [6.4].5 [12.7].25 [.6].15 [3.8] 15 12PC.4 8k.375 [9.5].5 [12.7].32 [.8].2 [5.1] 3 14PC.5 1M.5 [12.7].5 [12.7].32 [.8].25 [.6].3 [7.6] 4 1 Where more than one lead is listed / the top value is Standard Rectangular Series Lead Length = 1. [25] Min. Commercial Wattage ( Watts ) Maximum Ohms Width ±.1 [±.25mm] Height ±.25 [±.64mm] Dimensions Length ±.1 [±.25mm] Lead Diameter 1 ±.2 [±.5mm] Lead Spacing ±.15 [±.4mm] Maximum Working Voltage SM k.14 [3.6].25 [6.4].27 [6.9].32 [.8].125 [3.2] 15 SM k.15 [3.8].27 [6.9].54 [13.7].32 [.8].25 [6.4] 15 SP k.12 [2.6].32 [8.1].3 [7.6].25 [.6].15 [3.8] 15 SP M.16 [4.1].525 [13.3].585 [14.9].32 [.8].4 [1.2] 15 1 Lead Length = 1. [25] Min. Specification Value Tolerances ±.5% to ±1% ( See Derating Curve ) Temperature Coefficient ( Standard ) ( down to 1ppm on request ) >1W : ±1ppm/K 1W to1w : ±2ppm/K <1W : ±3ppm/K Temperature Range -55 C to +145 C ( See Derating Curve ) Percentage of Rated Power Power Derating Curve 1% /.5% /.1% Tolerance.5% /.2% Tolerance.1% Tolerance.5% Tolerance Ambient Temperature C Notes: ( Contact Factory for these options ) Fast Rise Time - These resistors are available in a low reactance design for fast rise time and extended frequency response. High Stability - These resistors are available in a High Stability version with maximun resistance change of ±2ppm/year under normal conditions. High TC - These resistors are available in High TC configurations. Standard TC s are +26 / +385 / +45 / +5 / and +6 ppm/k. A Riedon Company Page 4

25 UT Series Silicone Coated Power Resistors Resistances from.5 to 26kOhms Power Rating.1 to 13Watts Resistance Tolerances to ±.1% Low TCR: ± 2ppm/K Standard MIL-R-26 / MIL-R-397 Power Ratings Temperature Range: -55 C to +35 C ( V Rating ) Non-Inductive Windings Available Specification Value Tolerances ±.1% to ±1% ( 1% Standard ) Temperature Coefficient >1W : ±2ppm/K 1W to1w : ±5ppm/K <1W : Call Factory Temperature Range -55 C to +25 C : Characteristic U -55 C to +35 C : Characteristic V Dielectric Strength 5 VAC : UT-1 / UT-1/2A / UT-1/2 / UT-1A 1 VAC : All Others Constuction Centerless ground ceramic core Tinned copper or copperweld leads High temperature / trivalent / inorganic Silicone coating All welded terminations Environmental Performance DR (MIL-STD 22) Characteristic U Characteristic V Dielectric ±.2% +.5W ±.2% +.5W Load Life ±1% +.5W ±3% +.5W Storage ±.2% +.5W ±2% +.5W Moisture Resistance ±.2% +.5W ±2% +.5W Thermal Shock ±.2% +.5W ±2% +.5W 5X Overload ( 5s ) ±.2% +.5W ±2% +.5W Shock ±.1% +.5W ±.2% +.5W Vibration ±.1% +.5W ±.2% +.5W 12 Power Derating Curve 1 Power ( % ) CHAR U CHAR V For Non-Inductive Windings / insert the letter N ( i.e. UTN-5 ) Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: UT-5 25kOhms.1% Ambient Temperature ( C) A Riedon Company Page

26 UT Series Silicone Coated Power Resistors (continued) Wattage Rating ( Watts ) Maximum Ohms 2 U V A ±.62 [±1.6mm] Dimensions B ±.31 [±.8mm] C 1 ±.2 [±.5mm] Maximum Working Voltage MIL-R-26 / MIL-R-397 Style UT [3.8].78 [2.].18 [.46] 8.5 UT-1/2A k.25 [6.4].78 [2.] UT-1/ k.33 [8.4].78 [2.] UT-1A k.46 [1.3].94 [2.4].2 [.5].25 [.6].2 [.5].25 [.6].2 [.5].25 [.6] RW-7 UT k.35 [8.9].156 [4.].32 [.8] 6 UT-2A k.5 [12.7].187 [4.7].32 [.8] 13 RW-69 UT-2B k.56 [14.2].187 [4.7].32 [.8] 14 UT-2C k.5 [12.7].25 [6.4].4 [1.].32 [.8] 14 RW-79 RWR-79 UT-2E k.5 [12.7].2 [5.1].32 [.8] 14 UT k.625 [15.9].25 [6.4].4 [1.].32 [.8] UT k.875 [22.2].312 [7.9].4 [1.] RW-74 RWR-74 UT-5A k.97 [24.6].23 [5.2].32 [.8] 39 UT k 1. [25.4].312 [7.9].4 [1.] 54 RW-67 UT-7A k [35.].375 [9.5].4 [1.] 65 UT-7B k 1.4 [35.6].312 [7.9].4 [1.] 59 UT-7C k 1.22 [31.].312 [7.9].4 [1.] 62 UT k 1.78 [45.2].375 [9.5].4 [1.] 85 RW-78 RWR-78 1 Lead Diameter: 18 AWG =.4 / 2 AWG =.32 / 22 AWG =.25 / 24 AWG =.2 / 25 AWG =.18 Where more than one lead is listed / the top value is Standard 2 For non-inductive windings / divide maximum resistance by 2 3 This part does not meet the RoHS directive - call factory for details A Riedon Company Page 136

27 UB Series Silicone Coated Power Resistors Resistances from.5 to 26kOhms Power Rating 1 to 18Watts Resistance Tolerances to ±.1% Low TCR: ± 2ppm/K Standard MIL-R-26 / MIL-R-397 Power Ratings Temperature Range: -55 C to +35 C ( V Rating ) Non-Inductive Windings Available Wattage Rating ( Watts ) Maximum Ohms 2 U V A ±.62 [±1.6mm] Dimensions B ±.31 [±.8mm] UB k.25 [6.4].85 [2.2] UB k.312 [7.9].78 [2.] UB k.46 [1.3].94 [2.4] C 1 ±.2 [±.5mm].2 [.5].25 [.6].2 [.5].25 [.6].25 [.6].2 [.5] Maximum Working Voltage 33 MIL-R-26 / MIL-R-397 Style RW-81 RWR RWR-82 8 RW-8 RWR-8 UB k.56 [14.2].187 [4.7].32 [.8] 162 UB-5C k.5 [12.7].218 [5.5].32 [.8] 194 UB k.625 [15.9].25 [6.4].4 [1.] 258 UB k.875 [22.2].312 [7.9].4 [1.] 425 RW-84 UB k 1.22 [31.].312 [7.9].4 [1.] 67 UB k 1.78 [45.2].375 [9.5].4 [1.] 15 1 Lead Diameter: 18 AWG =.4 / 2 AWG =.32 / 22 AWG =.25 / 24 AWG =.2 Where more than one lead is listed / the top value is Standard 2 For non-inductive windings / divide maximum resistance by 2 3 This part does not meet the RoHS directive - call factory for details For Non-Inductive Windings / insert the letter N ( i.e. UBN-5 ) Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: UB-3 1 Ohm 1% A Riedon Company Page 13 rev. 3/26A

28 UB Series Silicone Coated Power Resistors (continued) Specification Value Tolerances ±.1% to ±1% ( 1% Standard ) Temperature Coefficient Temperature Range Dielectric Strength Constuction Environmental Performance (MIL-STD 22) >1W : ±2ppm/K 1W to1w : ±5ppm/K <1W : Call Factory -55 C to +25 C : Characteristic U -55 C to +35 C : Characteristic V 5 VAC : UB-1 / UB-2 / UB-3 1 VAC : All Others Centerless ground ceramic core Tinned copper or copperweld leads High temperature / trivalent / inorganic Silicone coating All welded terminations Characteristic U DR Characteristic V Dielectric ±.2% +.5W ±.2% +.5W Load Life to ±1% depending on size and Resistance Value Storage ±.2% +.5W ±2% +.5W Moisture Resistance ±.2% +.5W ±2% +.5W Thermal Shock ±.2% +.5W ±2% +.5W 5X Overload ( 5s ) ±.2% +.5W ±2% +.5W Shock ±.1% +.5W ±.2% +.5W Vibration ±.1% +.5W ±.2% +.5W 12 Power Derating Curve 1 Power ( % ) CHAR U CHAR V Ambient Temperature ( C) A Riedon Company Page 14 rev. 3/26A

29 UV Series Ceramic Wirewound Resistors Flameproof Inorganic Construction Resistances from.1 to 91kOhms Tolerance to ±.1% Low Temperature Coefficient Power Rating to 1Watts All Welded Resistance Element Non-Inductive Windings are Available Power Rating 7 C Resistance 1 Range H ±.6 [±1.5] L ±.4 [±1.] D ±.4 [±1.] W ±.15 [±.4] d 2 ±.2 [±.5] UV to 22k.8 [2.3].435 [11.].275 [7.].2 [5.1].32 [.8] UV to 22k 1. [25.4].475 [12.1].32 [8.1].2 [5.1].32 [.8] UV to 45k 1. [25.4].52 [13.2].35 [8.9].2 [5.1].32 [.8] UV to 65k 1.52 [38.7].52 [13.2].38 [9.7].2 [5.1].4 [1.] UV to 91k 1.38 [35.1].635 [16.1].48 [12.2].3 [7.6].4 [1.] 1 For non-inductive windings / divide maximum resistance by 2 2 Lead Diameter: 18 AWG =.4 / 2 AWG =.32 For Non-Inductive Windings / insert the letter N ( i.e. UVN-5 ) Part Number - Resistance - Tolerance - TCR ( If not standard ) Example: UV-5 1 Ohm 1% A Riedon Company Page

30 UV Series Ceramic Wirewound Resistors (continued) Specification Value Tolerances ±.1% to ±1% ( 1% Standard ) Temperature Coefficient Temperature Range Dielectric Strength Constuction Environmental Performance (MIL-STD 22) >1W : ±2ppm/K 1W to1w : ±5ppm/K <1W : Call Factory -55 C to +275 C 15 VAC Centerless ground ceramic core Tinned copper or copperweld leads High temperature / inorganic potting compound All welded terminations DR Dielectric ±.2% +.5W Load Life ±1% +.5W Storage ±.2% +.5W Moisture Resistance ±.2% +.5W Thermal Shock ±.2% +.5W 5X Overload ( 5s ) ±.2% +.5W Shock ±.1% +.5W Vibration ±.1% +.5W 12 Power Derating Curve 1 Power ( % ) Ambient Temperature ( C) A Riedon Company Page

31 VT Series Vitreous Enamel Wirewound Resistors All Welded Construction Resistances from.1 to 1kOhms Tolerance to ±1% High Overload and Pulse Handling Power Rating to 14Watts Power Rating 25 C Maximum Voltage Resistance Range L MAX D MAX I Nominal d 1 ±.3 [±.8] VT to 1k.5 [12.7].22 [5.6] 1.5 [26.5].32 [.8] VT to 2k.96 [23.].276 [7.] 1.5 [26.5].32 [.8] VT to 22k.874 [22.2].315 [8.] 1.5 [26.5].32 [.8] VT to 68k 1.5 [38.1].315 [8.] 1.38 [35].32 [.8] VT to 1k 2.16 [53.5].315 [8.] 1.38 [35].32 [.8] 1 Lead Diameter: 2 AWG =.32 Part Number - Resistance - Tolerance Example: VT-5 1 Ohm 1% A Riedon Company Page

32 VT Series Vitreous Enamel Wirewound Resistors (continued) Specification Value Tolerances ±1% / ±2% / ±5% / ±1% Temperature Coefficient Temperature Range Dielectric Strength Constuction Environmental Performance (MIL-STD 22) Standard : +2ppm/K / Typical : +1ppm/K -55 C to +35 C 15 VAC Non-Flammable Enamel Coating All welded terminations DR Dielectric ±1% +.5W Load Life ±5% +.5W Storage ±1% +.5W Moisture Resistance ±5% +.5W Thermal Shock ±1% +.5W 1X Overload ( 5s ) ±1% +.5W Shock ±1% +.5W Vibration ±1% +.5W Power Derating Curve Power (%) Ambient Temperature ( C) A Riedon Company Page