STPS40170CT

Diode Arrays Overview

The STPS40170CT is a dual common cathode Schottky rectifier from the STPS40170C series, manufactured by STMicroelectronics. It features a peak repetitive reverse voltage (Vrrm) of 170 V and a maximum continuous forward current (If) of 20 A per diode. The device is housed in a three-pin TO-220 package for through-hole mounting. Key electrical specifications include a peak non-repetitive forward surge current (Ifsm) of 250 A, a maximum forward voltage (Vf) of 920 mV, and a peak reverse current (Ir) of 30 μA. It operates within a temperature range of -65°C to 175°C.

Diode Arrays Feature Summary

• Dual center tab configuration optimized for high frequency switched mode power supplies
• High junction temperature capability with low leakage current characteristics
• Good trade-off between leakage current and forward voltage drop
• Low thermal resistance and avalanche specification compliance

Diode Arrays Applications

• High frequency switched mode power supplies
• Automotive segment applications requiring enhanced reliability
• General purpose rectification in power conversion circuits

Diode Arrays Procurement Notes

Verify the specific suffix 'CT' against the manufacturer's official datasheet to confirm the exact packaging format and pinout configuration. Ensure that the TO-220 through-hole mounting requirements align with your PCB design constraints. Cross-reference the electrical ratings with your system's peak voltage and current demands to guarantee operational safety under all expected load conditions.

Diode Arrays Selection Notes

Select this component when a dual Schottky rectifier with a 170 V rating and 20 A continuous current capacity is required in a TO-220 package. Consider its high junction temperature capability and low thermal resistance for applications demanding efficient heat dissipation. Evaluate the trade-off between its forward voltage drop and leakage current against alternative devices to ensure optimal efficiency for your specific power supply topology.

Diode Arrays Part Context

This part belongs to the STPS40170C series of dual Power Schottky Rectifiers. The series includes variants such as STPS40170CW in TO-247 and STPS40170C-Y in D²PAK for automotive use. These devices are designed to enhance application reliability through high junction temperature capabilities and low leakage currents, suitable for high-frequency switching environments.

Diode Arrays Replacement Considerations

Direct substitutes within the same family include STPS40170CW (TO-247 package) and STPS40170C (general TO-247/D²PAK/TO-220 options). For automotive applications, consider the STPS40170C-Y variant which is AEC-Q101 qualified. Verify pin compatibility and thermal performance when substituting packages.