MBR1550CT

Diode Arrays Overview

The MBR1550CT is a dual common-cathode Schottky barrier rectifier manufactured by Diodes Incorporated. It utilizes silicon technology and is housed in a TO-220-3 through-hole package. The device features a maximum repetitive reverse voltage of 50 V and an average forward current rating of 7.5 A per diode. Key electrical characteristics include a maximum forward voltage drop of 940 mV at 15 A and a peak forward surge current capability of 150 A. The component supports a maximum operating junction temperature of +175 °C, ensuring reliable performance in high-temperature environments.

Diode Arrays Feature Summary

• Dual common-cathode configuration for efficient bridge-less or center-tapped applications
• Guardring structure provides enhanced overvoltage protection capabilities
• Low forward voltage drop design minimizes power losses and improves system efficiency
• High thermal stability allows operation at elevated junction temperatures up to 175 °C

Diode Arrays Applications

• High-frequency rectification in switching mode power supplies
• Free-wheeling diode circuits in DC-to-DC converters
• Polarity protection applications in electronic systems

Diode Arrays Procurement Notes

Verify the specific manufacturer source when sourcing this component, as the MBR series may be produced by various semiconductor vendors including Vishay, Taiwan Semiconductor, or others. Confirm that the datasheet specifications match your design requirements, particularly regarding the forward voltage and current ratings. Ensure the package type and pinout are compatible with your PCB layout before finalizing procurement decisions.

Diode Arrays Selection Notes

Select the MBR1550CT for designs requiring low-loss rectification at moderate voltages. Its 50 V rating suits low-voltage DC outputs, while the 7.5 A per diode capacity handles significant load currents. Consider the TO-220-3 package for effective heat dissipation without additional heatsinking in many standard applications. Evaluate the forward voltage drop against efficiency targets compared to alternative Schottky devices.

Diode Arrays Part Context

This component belongs to the broader MBR series of Schottky barrier rectifiers, which offers various voltage and current ratings in similar packages. These devices are widely used in consumer electronics, industrial controls, and automotive applications where fast switching and low conduction losses are critical. The dual common-cathode format simplifies circuit topology by integrating two diodes into a single package.

Diode Arrays Replacement Considerations

Cross-reference with other manufacturers' dual common-cathode Schottky rectifiers rated for 50 V and 7.5 A. Verify equivalent forward voltage drops and thermal characteristics to ensure compatibility. Check for identical pinouts and mechanical dimensions to facilitate direct replacement without redesigning the printed circuit board.