onsemi Small Signal PNP Silicon Transistor, Maximum DC Collector Current -100 mA, Maximum Collector Emitter Voltage BC557BTA

onsemi BC557BTA is a small signal PNP bipolar junction transistor configured with silicon material and housed in a compact 3-pin TO-92 through-hole package. This transistor supports a maximum direct current collector current of -100 mA and a collector-emitter voltage rating of -45 V, making it suitable for low power switching and amplification tasks.

Equipped with a maximum power dissipation of 500 mW, this transistor reliably handles moderate thermal loads in various electronic circuits. Its minimum current gain (hFE) of 110 ensures sufficient amplification efficiency for small signal applications.

The transistor is capable of operating over a broad temperature range from -55°C to 150°C, suitable for industrial, commercial, and laboratory environments requiring durability. Additionally, its maximum transition frequency of 10 MHz supports fast switching operations.

Pin configuration includes 3 pins with dimensions of height 18.03 mm, length 5.2 mm, and width 4.19 mm, facilitating easy mounting on through-hole PCBs with standard footprints. This BC557BTA transistor series is an ideal choice for electronic circuit designers, engineers, and hobbyists involved in audio, signal processing, and switching circuits.

Designed for low noise and high gain circuit applications. Offers maximum collector emitter voltage rating of -45 volts. Features through-hole mounting for easy PCB assembly. Maximum power dissipation is 500 milliwatts for stable operation.

Operating temperature range is from -55°C to 150°C for diverse environments. Pin count of 3 ensures compatibility with common transistor configurations. Explore our Electronics & Electricals category for a wide range of semiconductor components including transistors, diodes, and integrated circuits from leading brands like onsemi.

Explore more products in our Bipolar Transistors category.