STPS15L45CBY-TR

Diode Arrays Overview

The STPS15L45CBY-TR is a dual low-drop power Schottky rectifier manufactured by STMicroelectronics. It features a dual common cathode configuration with a center tab, housed in a DPAK (TO-252-3) surface-mount package. The device is rated for a maximum repetitive reverse voltage of 45 V and an average forward current of 15 A. It is designed for high-frequency switched-mode power supplies and DC-to-DC converters.

Diode Arrays Feature Summary

• Dual center tab Schottky rectifier architecture
• Low forward voltage drop for reduced conduction losses
• Negligible switching losses suitable for high frequency operation
• AEC-Q101 qualified for automotive applications

Diode Arrays Applications

• Switched-mode power supplies (SMPS)
• High frequency DC to DC converters
• Low voltage high frequency inverters
• Freewheeling diodes in automotive circuits
• Polarity protection in automotive systems

Diode Arrays Procurement Notes

Verify the specific suffix 'CBY' against official STMicroelectronics documentation to confirm the exact combination of automotive qualification (AEC-Q101), packaging type (DPAK/TO-252-3), and reel specification (TR). Ensure the component matches the intended thermal and electrical requirements for the target application before procurement.

Diode Arrays Selection Notes

Select this component for designs requiring robust performance in low-voltage, high-current environments. The dual common cathode configuration simplifies circuit layout compared to discrete solutions. Verify that the DPAK package provides adequate thermal dissipation for the expected load conditions and that the 45 V rating exceeds the peak inverse voltage in the system.

Diode Arrays Part Context

This part belongs to the STPS15L series of dual Schottky rectifiers from STMicroelectronics. The series is engineered for efficiency in power conversion applications. The 'C' typically denotes the standard commercial grade or specific variant within the lineup, while 'Y' indicates automotive qualification. The 'TR' suffix specifies tape and reel packaging for automated assembly.

Diode Arrays FAQ

Is the STPS15L45CBY-TR qualified for automotive use?

Yes, the 'Y' suffix indicates that this component is AEC-Q101 qualified, making it suitable for automotive applications such as polarity protection and freewheeling.

What is the internal configuration of the STPS15L45CBY-TR?

It is a dual common cathode Schottky rectifier with a center tab, allowing for efficient heat dissipation through the exposed pad.

What is the primary advantage of using this Schottky rectifier over a standard PN junction diode?

It offers very small conduction losses due to its low forward voltage drop and negligible switching losses, which allows for high-frequency operation in power supplies.