The STTH102 is a high efficiency ultrafast diode from ST company. It features very low conduction losses, negligible switching losses, low forward and reverse recovery times, high junction temperature. The device can be used as a free wheeling diode in power supplies and other power switching applications.
The STTH102 ultra‑fast diode from STMicroelectronics is designed for switching applications such as power supplies and free‑wheeling circuits. It features very low conduction and switching losses, a high junction temperature rating, and fast reverse‑recovery characteristics.
Key specifications include a 200 V repetitive peak reverse voltage, 1 A average forward current, a typical forward voltage drop of 0.78 V at 1 A, and a maximum junction temperature of 175 °C. The device is offered in SMA (DO‑214AC) and DO‑41 packages with thermal resistance of 30 °C/W (SMA) and detailed mechanical dimensions provided.
| Repetitive peak reverse voltage (V_RRM) | 200 V |
|---|---|
| Maximum forward current (I_F(AV)) | 1 A |
| Maximum forward voltage (V_F(max)) | 0.78 V |
| Maximum reverse‑recovery time (t_rr) | 20 ns |
| Maximum junction temperature (Tj) | 175 °C |
| Ordering code for SMA package | STTH102A U12 SMA 0.068 g |
The STTH102 is rated for a repetitive peak reverse voltage of 200 V.
At a forward current of 1 A, the typical forward voltage drop is 0.78 V.
The device can operate up to a junction temperature of 175 °C.