BU1210-E3/45

Bridge Rectifier Overview

The BU1210-E3/45 is a single-phase bridge rectifier from Vishay General Semiconductor, utilizing Enhanced isoCink+ technology. It features a maximum repetitive peak reverse voltage of 1000 V and an average rectified forward current of 12 A at a case temperature of 85 °C. The device supports a non-repetitive peak forward surge current of 150 A and operates within a junction temperature range of -55 to +150 °C. Electrical characteristics include a maximum instantaneous forward voltage of 1.05 V at 6.0 A and a maximum reverse current of 5.0 μA at rated voltage. The component is housed in a thin single-in-line BU package with glass passivated chip junctions.

Bridge Rectifier Feature Summary

• Enhanced isoCink+ technology provides superior thermal conductivity for efficient heat dissipation.
• Glass passivated chip junction ensures stability and reliability under various operating conditions.
• Thin single-in-line package design facilitates compact circuit board layouts.

Bridge Rectifier Applications

• General purpose AC/DC bridge full wave rectification
• Switching power supply circuits
• Home appliances and white-goods applications

Bridge Rectifier Procurement Notes

Verify the specific ordering suffix /45 against official documentation to confirm tube packaging and base quantity specifications. Ensure compliance with RoHS requirements by confirming the E3 designation matches the intended commercial grade standards. Cross-reference the UL recognition file number E312394 for safety certification validity in target markets.

Bridge Rectifier Selection Notes

Select this component when a 1000 V rating and 12 A continuous current capacity are required for general-purpose rectification. Consider the BU package dimensions for mechanical fitment and verify thermal management needs based on the specified thermal resistance values. Evaluate the forward voltage drop characteristics against system efficiency targets.

Bridge Rectifier Part Context

This part belongs to the BU1206, BU1208, and BU1210 series of Enhanced isoCink+ Bridge Rectifiers. The series shares common mechanical data and application guidelines, differentiated primarily by their peak reverse voltage ratings of 600 V, 800 V, and 1000 V respectively. All variants utilize the same BU case style and offer similar surge current capabilities.

Bridge Rectifier Replacement Considerations

BU1206-E3/45

Bridge Rectifier FAQ

What is the maximum instantaneous forward voltage per diode?

The maximum instantaneous forward voltage is 1.05 V at an forward current of 6.0 A and a junction temperature of 25 °C.

Is the device suitable for floating ground applications?

Yes, but if mounted in a Floating Ground application, an insulator is recommended to meet safety requirements.

What is the typical junction capacitance per diode?

The typical junction capacitance is 50 pF, measured at 4.0 V and 1 MHz.