The S/R35PF series silicon power rectifier from Microsemi provides high‑voltage, low‑leakage performance with a standard forward current rating of 35 A. The datasheet details electrical parameters such as forward voltage, reverse current, surge rating, and recommended operating frequency.
Thermal and mechanical data include storage and operating temperature ranges of –65 °C to 175 °C, thermal resistance values for both standard and reverse polarity, and guidelines for heat‑sink mounting using aluminum or copper materials.
| Average Forward Current (standard polarity) | 35 A |
|---|---|
| Average Forward Current (reverse polarity) | 35 A |
| Maximum Surge Current | 400 A |
| Maximum Peak Forward Voltage | 1.1 V |
| Maximum Peak Reverse Current | 10 pA |
| Max Thermal Resistance (standard polarity) | 1.0 °C/W |
| Max Thermal Resistance (reverse polarity) | 2.0 °C/W |
| Storage Temperature Range | -65 °C to 175 °C |
| Operating Junction Temperature Range | -65 °C to 175 °C |
| Typical Weight | 0.3 oz (9 g) |
The average forward current for standard polarity is 35 A.
The rectifier can handle a maximum surge current of 400 A.
Recommended heat‑sink materials are aluminum with a hardness below 65 Brinell or copper with a hardness below 50 Rockwell F.