BFT25,215

Overview

The BFT25,215 is an NPN silicon transistor manufactured by NXP Semiconductors in a SOT-23 (TO-236AB) surface-mount package. It features a maximum collector-emitter voltage of 5 V and a collector-base voltage of 8 V. The device supports a maximum DC collector current of 7 mA with a power dissipation rating of 32 mW. Designed for ultra-high frequency applications, it operates up to 5000 MHz. Key electrical parameters include a minimum DC current gain (hFE) of 20 and a collector capacitance of 0.6 pF. The component is lead-free, RoHS compliant, and rated for a maximum operating temperature of +175 °C.

Feature Summary

• Ultra-high frequency operation capability suitable for VHF band applications
• Low noise performance characteristics optimized for mixer diode functions
• Single NPN transistor configuration in a compact plastic SOT-23 package

Applications

• VHF band mixer circuits
• Ultra-high frequency signal processing
• Low noise amplifier stages

Procurement Notes

Verify the specific ordering suffix against official NXP documentation to confirm tape-and-reel quantities and marking codes. Ensure the procurement channel provides traceability to the original manufacturer. Confirm that the delivered components match the RoHS compliance status and lead-free specifications defined in the datasheet. Cross-reference the part number with the latest revision history to avoid obsolete stock.

Selection Notes

Select this component when designing circuits requiring low-voltage NPN switching or amplification at frequencies up to 5 GHz. The SOT-23 package is suitable for space-constrained PCB layouts. Verify that the required collector current remains within the 7 mA limit and that thermal management accommodates the 32 mW dissipation rating. Ensure the application voltage does not exceed the 5 V collector-emitter breakdown threshold.

Part Context

The BFT25 belongs to NXP's portfolio of silicon transistors designed for high-frequency analog and RF applications. It is commonly utilized in communication systems where low noise and high-speed response are critical. The device serves as a fundamental building block for VHF and UHF circuit designs, offering reliable performance in compact surface-mount configurations.

Replacement Considerations

Consult official NXP substitution guides for verified equivalents. Generic replacements may differ in noise figure or frequency response. Ensure any substitute maintains compatibility with the SOT-23 footprint and meets the 5 V voltage rating.