Vishay General Semiconductor - Diodes Division, 1.5SMC series TransZorb®, Zener TVS diode, 1500W peak pulse power, 128V standoff, 207V clamp, DO-214AB SMC package, Tape & Reel.
| Parameter | Value |
|---|---|
| Type | Zener |
| Series | 1.5SMC, TransZorb® |
| Mounting | Surface Mount |
| Voltage - breakdown | 143V |
| Voltage - clamping (Max) @ ipp | 207V |
| Voltage - reverse standoff | 128V |
| Current - peak pulse (10/1000μs) | 7.2A |
| Power - peak pulse | 1500W (1.5kW) |
| Power line protection | No |
| Operating temperature | -65°C~150°C(TJ) |
| Package | Tape & Reel (TR) |
| Applications | General Purpose |
| Case | DO-214AB, SMC |
| Unidirectional channels | 1 |
The 1.5SMC150A-M3/57T: Its 207V clamping voltage at 7.2A peak pulse current means the protected circuitry sees a hard ceiling at 207V during a surge event, which keeps downstream semiconductors inside their safe operating area.
The -65°C to 150°C junction temperature range qualifies it for industrial, automotive under-hood, and outdoor telecom enclosures where ambient heat and cold transients are routine.
It is a Zener TVS diode for general-purpose circuit protection, clamping voltage transients on 128V DC power rails in industrial, telecom, and automotive systems.