Silicon Protection Arrays SCR Diode Array for ESD and Transient Overvoltage Protection. SP725 Lead-Free/Green Series. RoHS Pb GREEN.

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1 RoHS Pb GREEN Pinout Functional Block Diagram 5, 6 7, 8 SP725 (SOIC) IN 1 IN 2 IN 3, Description Features Applications 67 Electronics Designers Guide 2008 Littelfuse

2 Absolute Maximum Ratings Parameter Rating Units V V V CAUTION: Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Thermal formation Parameter Rating Units Electrical Specifications T A = -40 C to 105 C, V IN = 0.5V CC, Unless Otherwise Specified Parameter Symbol Test Conditions Min Typ Max Units V V V V V V V V V Littelfuse Electronics Designers Guide

3 ESD Capability Figure 1: Electrostatic Discharge Test H.V. SUPPLY ± V D ESD Test Conditions - Table 1 STANDARD TYPE/MODE R C ±V CHARGE SWITCH R 1 IN DUT 8kV C D R D IEC : R 1 50 to 100M MIL-STD : R 1 1 to 10M DISCHARGE SWITCH Figure 2: Low Current SCR Forward Voltage Drop Curve Figure 3: High Current SCR Forward Voltage Drop Curve 200 T A = 25 o C SINGLE PULSE 5 T A = 25 o C SINGLE PULSE FORWARD SCR CURRENT (ma) FORWARD SCR CURRENT (A) EQUIV. SAT. ON THRESHOLD ~ 1.1V V FWD I FWD FORWARD SCR VOLTAGE DROP (mv) FORWARD SCR VOLTAGE DROP (V) 69 Electronics Designers Guide 2008 Littelfuse

4 Figure 4: Typical Application of the SP725 +V CC +V CC INPUT DRIVERS OR SIGNAL SOURCES LINEAR OR DIGITAL IC INTERFACE IN 1-4 TO +V CC SP725 SP725 INPUT PROTECTION CIRCUIT (1 OF 4 SHOWN) Peak Transient Current Capability for Long Duration Surges Figure 5: Typical SP725 Peak Current Test Circuit With a Variable Pulse Width put + V X - R 1 VOLTAGE PROBE R 1 ~ 10 TYPICAL V X ADJ. 10V/ATYPICAL C1 ~ 100μF (+) VARIABLE TIME DURATION CURRENT PULSE GENERATOR CURRENT SENSE 1 IN 2 IN 3 IN 4 IN (-) SP C1 Figure 6: SP725 Typical Nonrepetitive Peak Current Pulse Capability 14 PEAK CURRENT (A) T A = 105 o C T A = 25 o C CAUTION: SAFE OPERATING CONDITIONS LIMIT THE MAXIMUM PEAK CURRENT FOR A GIVEN PULSE WIDTH TO BE NO GREATER THAN 75% OF THE VALUES SHOWN ON EACH CURVE. TO SUPPLY = 15V PULSE WIDTH TIME (ms) Littelfuse Electronics Designers Guide

5 Soldering Parameters - Wave Soldering Reflow Condition - Temperature Min (T s(min) ) Pre Heat - Temperature Max (T s(max) ) - Time (min to max) (t s ) Average ramp up rate (Liquidus Temp (T L ) to peak T S(max) to T L - Ramp-up Rate Reflow - Temperature (T L ) (Liquidus) - Temperature (t L ) Peak Temperature (T P ) Time within 5 C of actual peak Temperature (t p ) Ramp-down Rate Time 25 C to peak Temperature (T P ) Do not exceed Small Outline Plastic Packages (SOIC) N INDEX AREA e D B 0.25(0.010) M C A M E -B- -A- -C- SEATING PLANE A B S H A1? 0.25(0.010) M B 0.10(0.004) L M h x 45 o C M8.15 (JEDEC MS-012-AA Issue C) Symbol ches Millimeters Min Max Min Max Notes Electronics Designers Guide 2008 Littelfuse

6 Part Numbering System Product Characteristics Silicon Protection Array SP 725 AB T G Green Tape and Reel Lead Plating Lead Material Lead Coplanarity Series Package Type AB: 8 Leaded SOIC Subsitute Material Body Material Flammability Ordering formation Part Number Temp. Range (ºC) Package Marking Min. Order Qty. Embossed Carrier Tape & Reel Specification - SOIC Package Symbol Millimetres ches Min Max Min Max Littelfuse Electronics Designers Guide