Product Summary

The SMC series is designed to protect voltage sensitive components from high voltage, high energy transients. They have excellent clamping capability, high surge capability, low zener impedance and fast response time.

Parametrics

MAXIMUM RATINGS:

(1)Peak Power Dissipation @ TL=25℃, Pulse Width=1ms:1500W;

(2)DC Power Dissipation @TL=75℃:4.0W;

(3)Derate Above 75°C:54.6mW/℃;

(4)Thermal Resistance from Junction-to-Lead:18.3°C/W;

(5)DC Power Dissipation @TA=25℃:0.75W;

(6)Derate Above 25℃:6.1mW/℃;

(7)Thermal Resistance from Junction-to-Ambient:165°C/W;

(8)Forward Surge Current@TA=25℃:200A;

(9)Operating and Storage Temperature Range:-65℃ to +150℃

Features

(1)Working Peak Reverse Voltage Range:-5.8 to 77.8 V;

(2)Standard Zener Breakdown Voltage Range:- 6.8 to 91 V;

(3)Peak Power-1500 Watts @ 1.0 ms;

(4)ESD Rating of Class 3 (>16 kV) per Human Body Model;

(5)Maximum Clamp Voltage @ Peak Pulse Current;

(6)Low Leakage < 5.0 μA Above 10 V;

(7)UL497B for Isolated Loop Circuit Protection;

(8)Maximum Temperature Coefficient Specified;

(9)Response Time is Typically < 1.0 ns;

(10)Pb-Free Packages are Available

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
1.5SMC68AT3
1.5SMC68AT3

ON Semiconductor

TVS Diodes - Transient Voltage Suppressors 68V 1500W

Data Sheet

Negotiable 
1.5SMC68AT3G
1.5SMC68AT3G

ON Semiconductor

TVS Diodes - Transient Voltage Suppressors 68V 1500W Unidirectional

Data Sheet

0-1: $0.30
1-25: $0.27
25-100: $0.19
100-500: $0.16