KBPF204G B0G

Overview

The KBPF204G B0G is a 2 A, 400 V glass passivated bridge rectifier manufactured by Taiwan Semiconductor Corporation. It utilizes molded plastic construction for reliable low-cost performance and features high surge current capability with a peak forward surge rating of 60 A. The device operates within a junction temperature range of -55 °C to +150 °C and includes UL recognition under file number E-326243. Designed for space-constrained applications, it supports general-purpose AC/DC full-wave rectification in switch-mode power supplies while complying with RoHS directives and halogen-free standards.

Feature Summary

• Glass passivation provides reliable protection against mechanical stresses and chemical damage
• Molded plastic technique ensures low cost and compliance with UL 94V-0 flammability ratings
• High surge current capability supports robust operation during transient load conditions

Applications

• AC/DC bridge full wave rectification for switch-mode power supplies
• Space constrained appliance applications requiring compact rectification solutions
• General purpose electronic circuits utilizing standard bridge rectifier configurations

Procurement Notes

Verify the specific ordering code matches the required voltage rating and package configuration. Confirm that the B0G suffix aligns with the intended marking or date code requirements. Ensure compatibility with J-STD-002 soldering standards for matte tin plated leads. Review the manufacturer's terms regarding liability for medical or life-sustaining applications before deployment.

Selection Notes

Select this component when a 2 A average forward current and 400 V repetitive peak reverse voltage are required. Consider the thermal resistance values for PCB mounting on 10mm x 10mm copper pads. Evaluate the junction capacitance and reverse leakage characteristics for high-frequency switching environments. Ensure the operating temperature range meets the environmental demands of the target application.

Part Context

This part belongs to the KBPF series of single-phase silicon bridge rectifiers from Taiwan Semiconductor. The series offers various voltage ratings including 600 V, 800 V, and 1000 V options. All variants share the same KBPF package and 2 A current rating, differing primarily in their maximum reverse voltage capabilities. The series is designed for efficient board-level integration in consumer and industrial electronics.

Replacement Considerations

Direct substitutes include other KBPF204G units from different manufacturers meeting identical electrical specifications. Verify pinout compatibility and physical dimensions for direct replacement. Ensure equivalent thermal performance and surge current ratings to maintain circuit reliability.