3N259

Bridge Rectifier Overview

The onsemi 3N259 is a single-phase bridge rectifier utilizing molded plastic construction. It provides an average rectified forward current of 2.0 A at 50°C and supports a maximum repetitive reverse voltage of 1000 V. The device features a non-repetitive peak forward surge current rating of 60 A for 8.3 ms half-sine-wave pulses. Electrical characteristics include a forward voltage of 1.1 V per element at 3.14 A and a reverse current of 5 µA at rated voltage and 25°C. It operates within a junction temperature range of -55°C to +150°C and utilizes the KBPM through-hole package.

Bridge Rectifier Feature Summary

• Surge overload capability rated at 60 amperes peak.
• UL certified with file number E111753.
• Reliable low-cost construction using molded plastic technique.

Bridge Rectifier Applications

• General purpose power supply circuits
• Printed circuit board mounting applications

Bridge Rectifier Procurement Notes

Verify component authenticity by checking markings against official datasheet specifications. Purchase from authorized distributors to ensure traceability and warranty coverage. Confirm that the specific part matches the required voltage and current ratings for the intended application before integration.

Bridge Rectifier Selection Notes

Select this component when a 1000 V blocking voltage and 2 A continuous current are required in a compact through-hole format. Ensure thermal management accommodates the specified power dissipation and ambient temperature derating curves provided in the technical documentation.

Bridge Rectifier Part Context

This component belongs to the 2KBP005M/3N253 through 2KBP10M/3N259 series of bridge rectifiers manufactured by Fairchild Semiconductor, now part of onsemi. The series covers various voltage ratings from 50 V to 1000 V while maintaining consistent current handling capabilities across the lineup.

Bridge Rectifier Replacement Considerations

Cross-reference with other manufacturers offering equivalent 2 A, 1000 V bridge rectifiers in the KBPM package. Verify pinout compatibility and thermal resistance values to ensure seamless substitution without redesigning the printed circuit board layout.

Bridge Rectifier FAQ

What is the maximum repetitive reverse voltage for the 3N259?

The maximum repetitive reverse voltage (VRRM) for the 3N259 is 1000 V.

How does the average rectified forward current change with temperature?

The average rectified forward current is rated at 2.0 A at an ambient temperature of 50°C. Derating curves must be consulted for operation above this temperature.

Is the 3N259 suitable for high surge current applications?

Yes, the device has a non-repetitive peak forward surge current rating of 60 A for an 8.3 ms single half-sine-wave pulse.