This document describes the features and characteristics of the STPS4030CT/CG/CR product, including its suitability for switch mode power supply and high frequency DC to DC converters, low voltage high frequency inverters, free wheeling, and polarity protection applications. The product has very small conduction losses, negligible switching losses, extremely fast switching, low forward voltage drop for higher efficiency, low thermal resistance, and avalanche capability.
The STPS4030CT/CG/CR series are dual Schottky rectifiers designed for low‑drop power applications such as switch‑mode power supplies, high‑frequency inverters, and free‑wheeling protection. They feature very small conduction losses, negligible switching losses, and avalanche capability.
The document lists absolute ratings, thermal resistances, static electrical characteristics, and detailed mechanical dimensions for the TO‑220AB, D2PAK, and PAK package variants, along with ordering information and recommended mounting torque.
| Average forward current (IF(av)) | 2 × 20 A |
|---|---|
| Maximum repetitive peak reverse voltage (VrrM) | 30 V |
| Maximum forward voltage drop (Ve) | 0.40 V |
| Maximum junction temperature (Tj) | 150 °C |
| Junction‑to‑case thermal resistance (Rth(j‑c)) | 1.6 °C/W (TO‑220AB/D‑PAK/PAK) |
| Junction‑to‑ambient thermal resistance (Rth(j‑a)) | 0.85 °C/W |
| Reverse leakage current (Ir) typical | 0.5 mA at 30 V |
| Forward voltage drop typical (Ve) at 20 A | 0.44 V |
| Recommended mounting torque | 0.55 N·m |
The device can withstand a repetitive peak reverse voltage of 30 V.
The recommended torque value is 0.55 N·m.
The maximum junction temperature is 150 °C.