MBR1550CT

Diode Arrays Overview

The MBR1550CT is a dual common-cathode Schottky barrier rectifier manufactured by Taiwan Semiconductor. It features two silicon elements within a TO-220AB package, providing a repetitive peak reverse voltage of 50V and an average forward current rating of 15A. The device supports a maximum junction temperature of 150°C and offers a surge peak forward current capability of 150A. Electrical specifications include a typical reverse current of 300µA at rated voltage and 25°C, with a maximum forward voltage drop of 0.75V per diode at 7.5A.

Diode Arrays Feature Summary

• Guard ring die construction provides enhanced overvoltage protection and ruggedness.
• Low power loss characteristics contribute to high system efficiency.
• High surge current capability ensures reliability under transient load conditions.

Diode Arrays Applications

• Switching mode power supplies (SMPS)
• DC to DC converters
• Adapters

Diode Arrays Procurement Notes

Verify the specific ordering code against the manufacturer's official documentation to confirm package type and packing quantity. Ensure compliance with RoHS standards and halogen-free requirements as specified in the datasheet. Confirm that the component meets AEC-Q101 qualification if automotive grade performance is required for the intended application environment.

Diode Arrays Selection Notes

Select this component based on the 50V reverse voltage requirement and 15A continuous current capacity. Consider the thermal resistance values for heat sink design to maintain junction temperatures within the 150°C limit. Evaluate the forward voltage drop at operating currents to ensure power dissipation remains within acceptable bounds for the enclosure.

Diode Arrays Part Context

This part belongs to the MBR15xxCT series from Taiwan Semiconductor, which includes variants ranging from 35V to 150V reverse voltage ratings. All members share the same 15A current rating and TO-220AB mechanical footprint, allowing for pin-compatible design flexibility across different voltage requirements within the same product family.

Diode Arrays Replacement Considerations

Cross-reference with Vishay MBR1550CT or equivalent Schottky rectifiers offering identical 50V/15A ratings in TO-220AB packages. Verify electrical parameters such as forward voltage and reverse leakage current match the original specifications before substitution.

Diode Arrays FAQ

What is the maximum non-repetitive peak forward surge current?

The MBR1550CT supports a surge peak forward current of 150A for an 8.3ms single half sine wave superimposed on rated load.

Is the MBR1550CT qualified for automotive applications?

Standard versions are not explicitly stated as automotive qualified. However, the 'H' suffix variant (MBR1550CTH) indicates AEC-Q101 qualification availability.

What is the typical junction-to-case thermal resistance?

The typical junction-to-case thermal resistance (RθJC) is 1.5 °C/W.