DO-214AB SMC package — board-fit and thermal considerations
The 1.5SMC27CAHM3_A/I: The 1500 W rating assumes a 25 °C ambient and proper solder-pad layout; derating above 25 °C follows the power-derating curve typical for this package family.

Vishay General Semiconductor - Diodes Division, Automotive AEC-Q101 1.5SMC TransZorb® series, bidirectional Zener TVS diode, 1.5SMC27CAHM3_A/I, 1500W peak pulse, 23.1V standoff, DO-214AB SMC package, Tape & Reel.
| Parameter | Value |
|---|---|
| Type | Zener |
| Series | Automotive, AEC-Q101, 1.5SMC, TransZorb® |
| Mounting | Surface Mount |
| Voltage - breakdown | 25.7V |
| Voltage - clamping (Max) @ ipp | 37.5V |
| Voltage - reverse standoff | 23.1V |
| Current - peak pulse (10/1000μs) | 40A |
| Power - peak pulse | 1500W (1.5kW) |
| Power line protection | No |
| Operating temperature | -65°C~150°C(TJ) |
| Package | Tape & Reel (TR) |
| Applications | Automotive, Telecom |
| Case | DO-214AB, SMC |
| Bidirectional channels | 1 |
The 1.5SMC27CAHM3_A/I: The 1500 W rating assumes a 25 °C ambient and proper solder-pad layout; derating above 25 °C follows the power-derating curve typical for this package family.
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