1SMA51AT3 Datasheet | Motorola Semiconductor

Features : - Reverse Stand- Off Voltage Range: 5.0 - 78 V - Peak Power - 400 Watts @ 1.0 ms - ESD Rating of Class 3 (>16 k V) per Human Body Model - Pico Seconds Response Time (0 V to BV) - Flat Handling Surface for Accurate Placement - Package Design for Top Side or Bottom Circuit Board Mounting - Available in Tape and Reel - Low Profile Package Mechanical Characteristics: - Case: Void- free, transfer-molded plastic - Maximum Case Temperature for Soldering Purposes: 260°C for 10 seconds - Finish: All external surfaces are corrosion resistant with readily solderable leads - Polarity: Cathode indicated by molded polarity notch - Mounted Position: Any MAXIMUM RATINGS AND CHARACTERISTICS Rating Peak Power Dissipation @ TL = 25°C, PW = 10/1000 µs (Note 1) Peak Forward Surge @ TA = 25°C (JEDEC Method, Note 2) Thermal Resistance from Junction to Lead Thermal Resistance from Junction to Ambient Instantaneous Forward Voltage @ 40 A 1SMA5.0AT3 through 1SMA78AT3 PLASTIC SURFACE MOUNT ZENER OVERVOLTAGE TRANSIENT SUPPRESSORS 5.0 - 78 VOLTS VR 400 WATTS PEAK POWER SMA CASE 403B- 01 PLASTIC Symbol Ppk IFSM RθJL RθJA VF Value 400 40 29 150 3.5 Unit Watts Amps °C/W °C/W Volts °C Operating and Storage Junction Temperature Range TJ, Tstg 150 - FR4 Board, using Motorola minimum remended footprint, as shown in case 403B outline dimensions spec. 1. Non- repetitive current pulse. 2. Measured on 0.3 ms single half sine- wave or equivalent square wave, duty cycle = 4 pulse per minute maximum. ELECTRICAL CHARACTERISTICS (VF = 3.5 Volts @ IF = 40 A for all types) Reverse Stand- off Voltage VRWM (Volts) 5.0 6.0 6.5 7.0 7.5 8.0 8.5 9.0 Breakdown Voltage VBR Volts (Min) 6.4 6.67 7.22 7.78 8.33 8.89 9.44 10 IT m A 10 10 10 10 1 1 1 1 Maximum Reverse Voltage @ IRSM (Clamping Voltage) VRSM (Volts) 9.2 10.3 11.2 12.0 12.9 13.6 14.4 15.4 Maximum Reverse Surge Current IRSM (Amps) 43.5 38.8 35.7 33.3 31.0 29.4 27.8 26.0 Maximum Reverse Leakage @ VRWM IR (µA) 400 400 250 250 50 25 5.0 2.5 D Devce...