BFR93A,235

Overview

The BFR93A,235 is an NPN silicon small-signal transistor manufactured by NXP USA Inc. in the TO-236AB (SOT-23) plastic package. It features a maximum collector current of 100 mA and a collector-emitter voltage rating of 45 V. The device provides a minimum DC current gain (hFE) of 150 within the specified operating range. Designed for general-purpose amplification and switching applications, it operates with a transition frequency suitable for radio frequency circuits. The component is lead-free compliant and meets RoHS standards.

Feature Summary

• High DC current gain for efficient signal amplification
• Low noise characteristics suitable for RF front-end stages
• Compact surface-mount packaging for automated assembly

Applications

• General-purpose amplification in consumer electronics
• RF signal processing in communication devices
• Switching applications in low-power control circuits

Procurement Notes

Verify the specific suffix 235 to confirm tape-and-reel packaging configuration. Ensure the order matches the exact BFR93A variant required for circuit compatibility. Confirm RoHS compliance status through official NXP documentation prior to procurement. Validate that the supplier provides genuine NXP components to avoid counterfeit risks.

Selection Notes

Select this component when a high-gain NPN transistor is needed for low-current amplification tasks. Compare hFE ranges against circuit requirements to ensure sufficient gain margins. Consider the TO-236AB package size for PCB layout constraints. Verify thermal dissipation capabilities if operating near maximum current limits.

Part Context

The BFR93A belongs to NXP's portfolio of small-signal transistors designed for versatile analog and digital applications. It complements other NPN devices in the series by offering optimized performance for amplification duties. The part is widely used in industries requiring reliable, low-power semiconductor solutions for signal conditioning and switching functions.

Replacement Considerations

Check for direct pin-compatible substitutes such as the BFR93 or similar NPN SOT-23 transistors from other manufacturers. Verify electrical parameters like hFE and Vceo match or exceed original specifications. Ensure thermal and mechanical characteristics are compatible with existing board designs.