BC557 TRANSISTOR PNP 45V 100MA 500MW TO-92

The BC557 is a PNP general-purpose transistor that is widely used in low-power switching and amplification applications. Its small size and TO-92 package make it ideal for a variety of DIY electronics and commercial circuits. It is typically used in applications where low current and voltage ratings are sufficient for switching or amplification tasks.

Key Features of BC557 PNP General Purpose Transistor:

• • PNP Transistor: Current flows from the emitter to the collector, making it ideal for low-power amplification and switching applications.
  • Low Current and Voltage Ratings: Can handle up to 100mA of collector current and 45V of collector-emitter voltage.
  • TO-92 Package: Compact and widely used package type, ideal for breadboarding and prototyping.
  • High DC Current Gain: Offers good amplification performance with a current gain (hFE) of 110 to 800.

Technical Specifications of BC557 PNP General Purpose Transistor:

• • Transistor Type: PNP
  • Collector-Emitter Voltage (V_CEO): 45V
  • Collector-Base Voltage (V_CBO): 50V
  • Emitter-Base Voltage (V_EBO): 5V
  • Collector Current (I_C): 100mA
  • DC Current Gain (hFE): 110 to 800
  • Package Type: TO-92
  • Operating Temperature Range: -65°C to 150°C

Schematic Diagram, Connection, Wiring, and Pinout of BC557 PNP General Purpose Transistor:

• • Pin Configuration:
  • 1: Emitter (E)
  • 2: Base (B)
  • 3: Collector (C)

Applications of BC557 PNP General Purpose Transistor:

• • Switching Applications: Used to control small loads in PNP-based circuits.
  • Signal Amplification: Employed in low-power audio and signal amplification circuits.
  • Darlington Pair Configuration: Can be paired with NPN transistors for higher current gain applications.
  • Sensor Circuits: Commonly used in basic sensor-based circuits for switching and control.
  • General-Purpose Circuits: Ideal for use in a wide range of low-power electronic circuits and DIY projects.

Equivalent of BC557 PNP General Purpose Transistor:

• • BC556: A similar PNP transistor with lower voltage ratings.
  • 2N2907: Another general-purpose PNP transistor with comparable specifications.

Keywords for BC557 PNP General Purpose Transistor:

• • BC557
  • PNP Transistor
  • General Purpose Transistor
  • Low Power Transistor
  • Amplification Transistor

Package Includes:

• • 1 x BC557 PNP General Purpose Transistor