RM Series: Thick Film 0.0~00M Ω RoHS INTRODUCTION RFE International, Inc. offers a wide range of chip resistors to meet your application requirements. They are made with metal glazed thick film on a high purity ceramic substrate which is overcoated for stability and protection. These resistors are AEC-Q200 qualified and are suitable for all applications (automotive, lighting, power, etc). DIMENSIONS H C D L Glass Passivation W Lower & Ηigher values see additional RM Series Anti-Sulfur Thick Film see RMS Series High Power Thick Film see RMH Series Anti-Sulfur High Power see RMP Series Thin Film see RMT Series Fusible Resistors see RMF Series Thick Film Array Chip see RCN Series Metal Array Low-Resistance see LR Series PART NUMBER EXAMPLE Series Size Code RM 0 R - 0K - J Taped & Reeled Tolerance Code Resistance Code Size Code RM02 (020) RM04 (0402) RM06 (0603) RM0 (0805) RM2 (206) RM25 (20) RM50 (200) RM50S (82) RMW (252) RMWS (28) RM2W (2030). Dimension (mm) L W H C D 0.60±0.03 0.30±0.03 0.23±0.05 0.5±0.05 0.5±0.05.00±0.0 0.50±0.05 0.30±0.05 0.5±0.0 0.5±0.0.60±0.20 0.80±0.5 0.40±0.0 0.20±0.0 0.20±0.0 2.00±0.20.25±0.5 0.50±0.5 0.30±0.5 0.40±0.5 3.05±0.0.60±0.20 0.55±0.5 0.40±0.20 0.50±0.20 3.05±0.0 2.50±0.20 0.55±0.5 0.50±0.20 0.50±0.20 5.00±0.20 2.50±0.20 0.55±0.0 0.60±0.20 0.60±0.20 4.50±0.0 3.00±0.0 0.55±0.05 0.55±0.20 0.70±0.20 6.30±0.20 3.20±0.20 0.55±0.0 0.60±0.20 0.60±0.20 3.0±0.0 4.60±0.0 0.55±0.05 0.40±0.20 0.50±0.20 5.0±0.0 7.60±0.0 0.60±0.05 0.80±0.20 0.80±0.20 RESISTANCE CODE Ohms 0.0.0 00.5K 5K.5 Meg 0 Meg Code 0R0 R0 00R K5 5K M5 0M ELECTRICAL CHARACTERISTICS & RESISTANCE RANGE Code Size Power at 70 C. Working. B (±0.%) D (±0.5%) Resistance Range F (±%) J (±5%) RM02 (020) RM04 (0402) RM06 (0603) RM0 (0805) RM2 (206) RM25 (20) RM50 (200) RM50S (82) RMW (252) RMWS (28) RM2W (2030) 0.05W 0.063W 0.0W 0.25W 0.25W 0.33W 0.50W 0.50W.0W.0W 2.0W 25V 2 2 2 00V 00V 300V 0 ~ +400 ±300 ±00 ±00 ±00 ±00 ±00 ±00 ±00 ±00 ±00 0Ω ~ 990Ω KΩ ~ 0MΩ 0Ω ~ 990Ω KΩ ~ 0MΩ Page of 5 RFE International Tel:(949) 833-988 Fax:(949) 833-788 E-Mail Sales@rfeinc.com C2BB0 205.02.7
RM Series: Thick Film 0.0~00M Ω RoHS ELECTRICAL CHARACTERISTICS & RESISTANCE RANGE (CONTINUE) RATINGS FOR LOW RESISTANCE < RM04 (0402) RM06 (0603) RM0 (0805) RM2 (206) RM25 (20) RM50 (200) RM50S (82) RMW (252) RMWS (28) Power at 70 C Working Resistance Range (mω) F (+ %, J (+ 5%) 0.063 W 0.25 V 0.624 V + 800 470 ~ 990 0. W 0.3 V 0.775 V 0.25 W 0.35 V 0.875 V 0.25 W 0.5 V.25 V 0.33 W 0.57 V.425 V 0.5 W 0.7 V.75 V 0.5 W 0.7 V.75 V W 0.99 V 2.475V W 0.99 V 2.475V + 800 00 ~ 330 + 600 33 ~ 550 + 400 5 ~ 990 + 000 0 ~ 50 + 800 5 ~ 00 + 600 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 600 5 ~ 00 + 500 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 600 5 ~ 00 + 500 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 800 5 ~ 00 + 600 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 600 5 ~ 00 + 500 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 700 5 ~ 00 + 500 0 ~ 330 + 400 33 ~ 990 + 800 0 ~ 50 + 400 5 ~ 990 RATINGS FOR HIGH RESISTANCE >0Meg RM04 (0402) RM06 (0603) RM0 (0805) RM2 (206) RM25 (20) RM50 (200) RMW (252 RMWS (28) Power at 70 C Working 0.063 W 00V 0. W 00V 0.25 W 300V 0.25 W 0.33 W 0.5 W W W + 200 Resistance Range (mω) F (+ %) J (+ 5%) 0. MΩ ~ 54 MΩ 0. MΩ ~ 00 MΩ Page 2 of 5 RFE International Tel:(949) 833-988 Fax:(949) 833-788 E-Mail Sales@rfeinc.com C2BB0 205.02.7
RM Series: Thick Film 0.0~00M Ω RoHS PERORMANCE CHARACTERISTICS Power Derating Curve 00 Operating Temperature Range -55 C to +55 C Power Ratio (%) 80 60 40 55 C 20 0-55 0 20 40 60 70 80 00 20 40 60 Power rating or current rating is in the case based on continuous full-load at ambient temperature of 70ºC. For operation at ambient temperature in excess of 70ºC, the load should be derated in accordance with figure of derating Curve. Rating or Current Rating Ambient Temperature ( ) Resistance Range: >Ω : The resistor shall have a DC continuous working voltage or a RMS AC continuous working voltage at commercial-line frequency and wave form corresponding to the power rating, as determined formula as follows: E = P x R E = (V) P = Power Rating (W) R = Nominal Resistance (Ω) Operation and Storage Temperature Operation temperature Storage temperature Storage humidity MIN -55ºC 20ºC 30% MAX 70ºC 30ºC 70ºC Soldering Profile 250 200 50 00 50 80ºC 50ºC +5 Peak: 250 0 ºC 230ºC or Higher Pre Heating Zone 90 ± 30 s 30 ± 0 s Heating Time Soldering Zone Page 3 of 5 RFE International Tel:(949) 833-988 Fax:(949) 833-788 E-Mail Sales@rfeinc.com C2BB0 205.02.7
RM Series: Thick Film 0.0~00M Ω RoHS TEST PROCEDURES & REQUIREMENTS Test Item Test Method Procedure Requirements Temperature Coefficient of Resistance () JIS C 520- Clause 4.8-55 C ~ +55 C, 20 C is the reference temperature Refer to Ratings Short Time JIS C 520- Clause 4.3 General: 2.5 times RCWV or. voltage for 5 seconds High Power: 2.5 times RCWV or. voltage for 2 seconds ±: ±(.0%+0.05Ω) ±5: ±(2.0%+0.Ω) IR Reflow Sony SS-00254 250 200 50 00 50 80ºC 50ºC +5 Peak: 250 0 ºC 230ºC or Higher Pre Heating Zone 90 + 30 s 30 + 0 s Heating Time Soldering Zone ±: ±(.0%+0.05Ω) ±5: ±(2.0%+0.Ω) Leaching Sony SS-00254-9 260 ±5 C for 30 seconds > 95% Coverage Soldering Heat JIS C 520- Clause 4.8 260 ±5 C for 0 seconds ±: ±(0.5%+0.05Ω) ±5: ±(.0%+0.05Ω) Temperature Cycling JIS C 520- Clause 4.9-55 C ~ +55 C, 5 cycles 0.% ' 0.5% ' % ±(0.5%+0.05Ω) ±(.0%+0.Ω) Electric Iron Sony SS-00254-5 Preheating termperature: 350 ± 5 C Electric Iron preheating time: 3 +/-0 sec. ±: ±(0.5%+0.05Ω) ±5: ±(.0%+0.05Ω) Resistance to Solvent JIS C 520- Clause 4.29 The tested resistor be immersed into isopropyl alcoho of 20~25 C for 60 seconds. Then the resistor is left in the room for 48 hours. ±: ±(0.5%+0.05Ω) ±5: ±(.0%+0.05Ω) Load Life in Humidity JIS C 520- Clause 4.24 40 ± 2 C, 90~95% R.H. or. working voltage for 000 hours with.5 hrs ON and 0.5hr OFF. 0.% ' 0.5% ' % ±(0.5%+0.05Ω) ±( 3.0%+0.Ω) Load Life (Endurance) JIS C 520- Clause 4.25 70 ± 2 C, or. working voltage for 000 hours with.5 hrs ON and 0.5hr OFF. 0.% ' 0.5% ' % ±(.0%+0.05Ω) ±( 3.0%+0.Ω) Terminal Bending Strength JIS C 520- Clause 4.33 Bending once for 5 seconds D: RM Series 0402 ' 0603 ' 0805 = 5mm RM Series 206 ' 20 ' 82 = 3mm RM Series 28 ' 200 ' 252 ' 2030 = 2mm ±: ±(.0%+0.05Ω) ±5: ±(.0%+0.05Ω) Insulation Resistance JIS C 520- Clause 4.6 for min. 0G Page 4 of 5 RFE International Tel:(949) 833-988 Fax:(949) 833-788 E-Mail Sales@rfeinc.com C2BB0 205.02.7
RM Series: Thick Film 0.0~00M Ω RoHS PACKAGE & DIMENSION (mm) Size Package Q ty A ØB ØC ØD W ØM RM02(020) RM04(0402) RM06(0603) RM0(0805) RM2(206) RM25(20) RM50(200) RM50S(82) RMW(252) RMWS(28) RM2W(2030) 0 3 0K/reel 5K/reel 0K/reel 20K/reel 5K/reel 4K/reel K/reel 3.5±.0 3.5±.0 3.5±.0 3.5±.0 3.5±.0 3.5±.0 3.5±.0 2±.0 2±.0 2±.0 2±.0 2±.0 2±.0 2±.0 60±.0 60±.0 00±.0 00±.0 60±.0 60±.0 60±.0.5±2.0.5±2.0.5±2.0.5±2.0.5±2.0 6.0±2.0 9.0±2.0 78±2.0 78±2.0 254±2.0 330±2.0 78±2.0 78±2.0 78±2.0 TAPING SPECIFICATION Paper Type (P= 2.0 ± 0.) Size RM02(020) RM04(0402) RM06(0603) RM0(0805) RM2(206) RM25(20) A 0.45±0.0 0.70±0.0.05±0.20.55±0.20.90±0.20 2.85±0.20 B 0.75±0.0.20±0.0.80±0.20 2.30±0.20 3.50±0.20 3.50±0.20 W E.75±0.0.75±0.0.75±0.0.75±0.0.75±0.0.75±0.0 F G 4.0±0.0 4.0±0.0 4.0±0.0 4.0±0.0 4.0±0.0 4.0±0.0 H T 0.35±0.0 0.45±0.0 0.60±0.0 0.75±0.0 0.75±0.0 0.75±0.0 ØD Embossed Type (P= 4.0 ± 0.) (2W.P= 8.0 ± 0.2) Size A B W E F G H T ØD ØD T RM50(200) 2.80±0.20 5.60±0.20 2±0.0.75±0.0 4.0±0.0 0.23±0.0 0.85±0.5 RM50S(82) RMW(252) RMWS(28) RM2W(2030) 3.40±0.20 3.30±0.20 3.30±0.20 5.50±0.20 6.70±0.20 4.60±0.20 4.60±0.20 7.90±0.20 2±0.0 2±0.0 2±0.0 6±0.0.75±0.0.75±0.0.75±0.0.75±0.0 7.5±0.05 4.0±0.0 4.0±0.0 4.0±0.0 4.0±0.0 0.23±0.0 0.23±0.0 0.23±0.0 0.23±0.0 0.85±0.5 0.85±0.5 0.85±0.5 0.85±0.5 Page 5 of 5 RFE International Tel:(949) 833-988 Fax:(949) 833-788 E-Mail Sales@rfeinc.com C2BB0 205.02.7