MBR3090CTH

Diode Arrays Overview

The Taiwan Semiconductor MBR3090CTH is a dual common-cathode Schottky barrier rectifier housed in a TO-220AB package. It features a maximum repetitive peak reverse voltage of 90 V and supports a continuous forward current of 30 A. The device incorporates a guard ring structure for enhanced overvoltage protection and high surge current capability, rated at 200 A. It is qualified to the AEC-Q101 standard, ensuring automotive-grade reliability. Key electrical characteristics include a typical junction-to-case thermal resistance of 1.5 °C/W and a maximum operating junction temperature of 150 °C.

Diode Arrays Feature Summary

• AEC-Q101 qualified for automotive applications
• Guard ring structure for transient protection
• Low power loss with high efficiency operation
• High surge current capability

Diode Arrays Applications

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

Diode Arrays Procurement Notes

Verify that the ordering code includes the suffix 'H' to confirm AEC-Q101 qualification status. Confirm the specific voltage rating matches the application requirements within the 35V to 150V series range. Ensure compliance with RoHS directives and halogen-free standards as defined by IEC 61249-2-21. Check mechanical mounting torque limits during installation.

Diode Arrays Selection Notes

Select this component when an automotive-qualified Schottky rectifier is required for high-efficiency power conversion. The 90V rating suits low-voltage, high-frequency applications where low forward voltage drop minimizes conduction losses. Consider the 1.5 °C/W thermal resistance for heatsinking calculations in high-current environments.

Diode Arrays Part Context

This part belongs to the MBR30xCT series from Taiwan Semiconductor, which covers voltage ratings from 35V to 150V. The series utilizes silicon Schottky barrier technology in a TO-220AB through-hole package. The 'H' suffix specifically denotes AEC-Q101 qualification, distinguishing it from the standard commercial grade parts.

Diode Arrays Replacement Considerations

Cross-reference with other MBR3090CT variants from different manufacturers. Verify pinout compatibility and thermal resistance values. Ensure the replacement meets the same AEC-Q101 qualification if automotive use is intended.

Diode Arrays FAQ

What does the 'H' suffix indicate in the MBR3090CTH part number?

The 'H' suffix indicates that the device is qualified according to the AEC-Q101 standard.

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

The maximum surge peak forward current is 200 A for an 8.3 ms single half sine wave superimposed on the rated load.

What is the typical junction-to-case thermal resistance for this model?

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