Part Number : STTH310
Function : 3A, 1kV, High voltage ultrafast rectifier
Maker : STMicroelectronics
Pinouts : 
Description :
The STTH310, which uses ST ultrafast high voltage planar technology, is specially suited for free-wheeling, clamping, snubbering, demagnetization in power supplies and other power switching applications.
Features
1. Low forward voltage drop
2. High reliability
3. High surge current capability
4. Soft switching for reduced EMI disturbances
5. Planar technology
Datasheet PDF Download : 
Others datasheet of same file : STTH310-C2, STTH310RL, STTH310S
