Product Summary

The 1SMA9.0AT3G is a 400 Watt Peak Power Zener Transient Voltage Suppressor. It is designed to protect voltage sensitive components from high voltage, high energy transients. The 1SMA9.0AT3G has excellent clamping capability, high surge capability, low zener impedance and fast response time. The 1SMA9.0AT3G is ideally suited for use in communication systems, automotive, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial/consumer applications.

Parametrics

1SMA9.0AT3G absolute maximum ratings: (1)Peak Power Dissipation @ TL = 25℃, Pulse Width = 1 ms, PPK: 400 W; (2)DC Power Dissipation @ TL = 75℃, PD: 1.5W; Measured Zero Lead Length, Derate Above 75℃: 20mW/℃; Thermal Resistance from Junction to Lead, RθJL: 50℃/W; (3)DC Power Dissipation (Note 3) @ TA = 25℃, PD: 0.5W; Derate Above 25℃: 4.0mW/℃; Thermal Resistance from Junction to Ambient, RθJA: ℃/W; (4)Forward Surge Current @ TA = 25℃, IFSM: 40 A; (5)Operating and Storage Temperature Range TJ, Tstg: -65 to +150℃.

Features

1SMA9.0AT3G features: (1)Working Peak Reverse Voltage Range - 5.0 V to 78 V; (2)Standard Zener Breakdown Voltage Range - 6.7 V to 91.25 V; (3)Peak Power - 400 W @ 1 ms; (4)ESD Rating of Class 3 (> 16 kV) per Human Body Model; (5)Response Time is Typically < 1 ns; (6)Flat Handling Surface for Accurate Placement; (7)Package Design for Top Slide or Bottom Circuit Board Mounting; (8)Low Profile Package; (9)Pb-Free Packages are Available.

Diagrams

1SMA9.0AT3G circuit

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
1SMA9.0AT3G
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Data Sheet

0-1: $0.32
1-25: $0.22
25-100: $0.17
100-500: $0.12
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