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| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
895,000 pcs
|
895000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
111,020 pcs
|
111020 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
61,999 pcs
|
61999 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| AEC Qualified | |
| Applications | |
| Automotive Grade | |
| Bidirectional Channels | |
| Current | |
| Mounting Type | |
| Operating Temperature | |
| Power | |
| Power Line Protection | |
| Reverse Stand-off Voltage (V_RWM) | |
| Supplier Device Package | |
| Tape & Reel | |
| Type | |
| Voltage |
The SM4T39CAY is a bidirectional Zener TVS diode from STMicroelectronics designed for automotive applications. It features a reverse stand-off voltage of 33V and a maximum clamping voltage of 69.7V at a peak pulse current of 33A (8/20 µs pulse). The device is rated for 400W peak pulse power dissipation.
This TVS diode is housed in a DO-214AC (SMA) surface-mount package and operates over a junction temperature range of -55°C to 150°C. It is intended for voltage transient protection in automotive electronic systems, providing protection against electrostatic discharge and other voltage surges.
The part is RoHS3 compliant and has an MSL of Level 1 (unlimited). It is supplied in tape and reel packaging for automated assembly.
| Qty | Low | High |
|---|---|---|
| 1+ | $1.08 | $1.08 |
| 10+ | $0.87 | $0.87 |
| 100+ | $0.68 | $0.68 |
| 500+ | $0.55 | $0.55 |
| 1,000+ | $0.46 | $0.46 |
| 2,500+ | $0.43 | $0.43 |
| 5,000+ | $0.40 | $0.40 |
| 10,000+ | $0.38 | $0.38 |
| 25,000+ | $0.38 | $0.38 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
33V.
69.7V maximum at 33A peak pulse current (8/20 µs pulse).
400W.
DO-214AC (SMA) surface-mount package.
Yes, it has 1 bidirectional channel.
-55°C to 150°C (junction temperature).
Yes, it is specifically designed for automotive applications.