BC547A_J35Z

Single Bipolar Transistors Overview

The BC547A_J35Z is a discontinued NPN silicon small-signal bipolar junction transistor manufactured by onsemi. It features a maximum collector-emitter voltage of 45 V and a continuous collector current rating of 100 mA. The device provides a minimum DC current gain (hFE) of 110 at 2 mA and 5 V, with a transition frequency of 300 MHz. Power dissipation is rated at 500 mW, and the component utilizes a TO-92-3 through-hole package.

Single Bipolar Transistors Feature Summary

• NPN silicon construction for general-purpose amplification
• High current gain characteristics suitable for low-level signal processing
• Through-hole mounting in a standard plastic TO-92-3 package

Single Bipolar Transistors Applications

• General-purpose small-signal amplification
• Switching applications requiring moderate current handling
• Audio pre-amplifier stages

Single Bipolar Transistors Procurement Notes

This specific part number is officially marked as obsolete and no longer manufactured by onsemi. Verification of availability should focus on identifying approved substitute components rather than sourcing original inventory. Confirm that replacement devices meet the required electrical specifications and pinout compatibility before integration into designs.

Single Bipolar Transistors Selection Notes

Designers should evaluate alternative NPN transistors from the same family or compatible manufacturers to ensure continuity. Key selection criteria include verifying the hFE range, power dissipation limits, and thermal resistance match the original design requirements. Ensure the replacement supports the necessary operating temperature range and package dimensions.

Single Bipolar Transistors Part Context

The BC547 series represents a widely used line of NPN general-purpose transistors. The 'A' suffix typically denotes a specific binning of current gain characteristics within this family. This component belongs to the broader category of small-signal bipolar junction transistors commonly utilized in consumer electronics and industrial control circuits.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitutes include MMBT100 and 2N5232A PBFREE. Verify electrical equivalence and physical footprint compatibility when transitioning to these alternatives.