FJPF5021RTU

Single Bipolar Transistors Overview

The FJPF5021RTU is a high-voltage NPN silicon power transistor manufactured by onsemi. It features a collector-emitter voltage (VCEO) of 500 V and a collector-base voltage (VCBO) of 800 V. The device supports a continuous collector current of 5 A and dissipates up to 50 W of power. Key electrical parameters include a minimum DC current gain (hFE) of 15, a maximum hFE of 50, and a transition frequency (fT) of 18 MHz. It operates within a junction temperature range of -55°C to +150°C.

Single Bipolar Transistors Feature Summary

• High voltage capability with 800 V collector-base breakdown rating
• Designed for high-speed switching applications
• Wide Safe Operating Area (SOA) for robust performance

Single Bipolar Transistors Applications

• High voltage switching circuits
• Flyback converter transformers
• General purpose high voltage amplification

Single Bipolar Transistors Procurement Notes

Verify the specific suffix RTU against official datasheets to confirm package type and lead-free status. Confirm availability as distribution channels may list this component as discontinued or limited supply. Ensure the ordering part number matches the exact electrical specifications required for the design.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring high voltage isolation and moderate current handling in through-hole configurations. Compare the 500 V VCEO rating against circuit peak voltages to ensure adequate margin. Evaluate the thermal requirements for the TO-220 package to determine if additional heatsinking is necessary for the 50 W dissipation rating.

Single Bipolar Transistors Part Context

This component belongs to the FJP series of high-voltage bipolar junction transistors from onsemi. These devices are engineered for reliability in demanding power electronics environments. The series typically utilizes silicon technology optimized for fast switching speeds and high avalanche energy ratings.

Single Bipolar Transistors Replacement Considerations

Cross-reference with FJP5021OVTU for similar electrical characteristics. Verify pinout compatibility and thermal resistance differences before substitution.