SAC SERIES LOW CAPACITANCE TRANSIENT VOLTAGE SUPPRESSOR VBR : 5.0 - 50 Volts PPK : 500 Watts DO - 41 FEATURES : * 500W Peak Pulse Surge reverse capability on 10/1000µs waveform * Excellent clamping capability * Low incremental surge resistance * Fast response time : typically less than 1.0 ns from 0 volts to BV 1.00 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) 0.205 (5.2) 0.166 (4.2) MECHANICAL DATA 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method method 208 208 guaranteed guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.34 gram Dimensions in inches and ( millimeters ) MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified. Rating Peak Pulse Power Dissipation on 10/1000µs Symbol Value Unit PPPM Minimum 500 Watts PD 1.0 Watts IFSM See Table 1. Amps. TJ, TSTG - 65 to + 175 °C waveform (Note 1, Figure 1) Steady State Power Dissipation at TL = 75 °C Lead Lengths 0.375", (9.5mm) Peak Forward Surge Current on 10/1000 µs Waveform (Fig. 3, Note 1) Operating and Storage Temperature Range Note : (1) Non-repetitive Current pulse, per Fig. 5 and derated above Ta = 25 °C per Fig. 2 UPDATE : MARCH 18, 2002 ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified Reverse Maximum Breakdown Voltage @ It Stand-off Reverse Voltage Leakage TYPE @ VRWM NUMBER VBR (V) It VRWM IR Min. (mA) (V) (µA) 7.6 7.9 8.3 8.9 9.4 11.1 13.3 16.7 20.0 24.4 28.9 33.3 40.0 50.0 55.5 SAC5.0 SAC6.0 SAC7.0 SAC8.0 SAC8.5 SAC10 SAC12 SAC15 SAC18 SAC22 SAC26 SAC30 SAC36 SAC45 SAC50 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 5.0 6.0 7.0 8.0 8.5 10 12 15 18 22 26 30 36 45 50 Maximum Clamping Voltage @ IRSM=5A VRSM (V) Maximum Reverse Current IRSM (A) 10.0 11.2 12.6 13.4 14.0 16.3 19.0 23.6 28.8 35.4 42.3 48.6 60.0 77.0 88.0 44 41 38 36 34 29 25 20 15 14 11.1 10 8.6 6.8 5.8 300 300 300 100 50 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 Maximum Junction Capacitance @ 0 Volt PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT 10 1.0 0.1 0.1µs 1.0µs 10µs 100µs 1.0ms 10ms 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 100 100 100 100 100 100 100 100 100 100 100 100 100 200 200 100 Average Power 80 Peak Power (single Pulse) 60 40 20 0 0 25 50 75 10 125 150 TL, LEAD TEMPERATURE (°C) FIG.3 - PULSE WAVEFORM Tf = 10µs 100 Peak Value IRMS TJ=25 °C Pulse Width (tp) is defined as that point where the peak current decays to 50% of IRSM Half Value - IRMS 2 50 10X1000 Waveform as defined by R.E.A. tp 0 75 75 75 75 75 75 75 75 75 75 75 75 75 150 150 120 tp, PULSE WIDTH 0 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 1 VPIB (V) FIG.2 - PULSE DERATING CURVE 100 PEAK PULSE CURRENT - % IRMS PPPM ,PEAK POWER POWER (kW) FIG.1 - PEAK PULSE POWER RATING CURVE Max. Inverse Blocking Current @ VWIB IIB mA Peak Inverse Blocking Voltage pF Working Inverse Blocking Voltage VWIB (V) 2 T, TIME(ms) 3 4 175