| Part Number | STTH512B-TR | STTH312B-TR | 
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | 
| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single | 
| 
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| Product Status | Active | Obsolete | 
| Diode Type | Standard | Standard | 
| Voltage - DC Reverse (Vr) (Max) | 1200 V | 1200 V | 
| Current - Average Rectified (Io) | 5A | 3A | 
| Voltage - Forward (Vf) (Max) @ If | 2.2 V @ 5 A | 2 V @ 3 A | 
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) | 
| Reverse Recovery Time (trr) | 95 ns | 115 ns | 
| Current - Reverse Leakage @ Vr | 5 µA @ 1200 V | 10 µA @ 1200 V | 
| Capacitance @ Vr, F | - | - | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252-3, DPak (2 Leads + Tab), SC-63 | 
| Supplier Device Package | DPAK | DPAK | 
| Operating Temperature - Junction | 175°C (Max) | 175°C (Max) |