HER3003PT

Diode Arrays Overview

The HER3003PT is a glass-passivated high-efficiency rectifier manufactured by Taiwan Semiconductor. It features a common cathode configuration with two silicon elements in a TO-247AD (TO-3P) package. The device supports a maximum repetitive peak reverse voltage of 300 V and an average forward rectified current of 30 A. Key electrical parameters include a maximum non-repetitive peak forward surge current of 300 A, a maximum forward voltage of 1.5 V, and an operating temperature range from -55 °C to 150 °C.

Diode Arrays Feature Summary

• Superfast recovery time combined with high voltage capability for efficient switching
• Low forward voltage drop and high current capability to minimize power loss
• Low thermal resistance design for improved heat dissipation
• UL recognized component compliant with RoHS directives and halogen-free standards

Diode Arrays Applications

• Secondary rectification in switch mode power supplies
• High frequency DC to DC converters
• General purpose rectification in efficiency-critical circuits

Diode Arrays Procurement Notes

Verify the specific suffix 'PT' against the manufacturer's official ordering guide to confirm packaging details such as tape and reel specifications. Ensure the requested part matches the exact voltage rating required for the application, as this series spans multiple voltage options. Confirm compliance requirements including RoHS and UL recognition status directly with the supplier or datasheet before procurement.

Diode Arrays Selection Notes

Select this component when designing circuits requiring high efficiency and fast recovery characteristics at 30 Amperes. The TO-247AD package provides robust mechanical stability and thermal performance suitable for board mounting. Consider the 300 V reverse voltage rating to ensure adequate margin for the specific circuit topology. Evaluate the low forward voltage specification to optimize overall system power consumption and thermal management.

Diode Arrays Part Context

The HER3003PT belongs to the HER300xPT series of glass-passivated high-efficiency rectifiers from Taiwan Semiconductor. This family includes variants with different reverse voltage ratings ranging from 50 V to 600 V while maintaining consistent current handling and package dimensions. The series is engineered for applications demanding superior switching performance and reliability in compact power conversion designs.

Diode Arrays Replacement Considerations

Direct substitutes within the same series include HER3001PT through HER3008PT, provided the reverse voltage rating meets the circuit requirements. Cross-manufacturer replacements must match the 30 A current rating, TO-247AD package, and superfast recovery characteristics to ensure functional compatibility.