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2SA143 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
2SA143ROHM956Yes

2SA143** is a PNP silicon transistor manufactured by **ROHM**.

The 2SA143 is a PNP silicon transistor manufactured by ROHM. Below are its key specifications, descriptions, and features:

Specifications:

  • Transistor Type: PNP
  • Material: Silicon (Si)
  • Maximum Collector-Base Voltage (VCBO): -50V
  • Maximum Collector-Emitter Voltage (VCEO): -50V
  • Maximum Emitter-Base Voltage (VEBO): -5V
  • Collector Current (IC): -150mA
  • Power Dissipation (Pc): 200mW
  • Junction Temperature (Tj): 125°C
  • DC Current Gain (hFE): 60 ~ 320 (depending on operating conditions)
  • Transition Frequency (fT): 80MHz (typical)
  • Package Type: TO-92 (standard through-hole package)

Descriptions:

  • The 2SA143 is a general-purpose PNP transistor designed for amplification and switching applications.
  • It is commonly used in audio amplifiers, signal processing circuits, and low-power switching circuits.
  • The device is characterized by its high current gain and low noise performance.

Features:

  • High DC Current Gain (hFE): Ensures efficient signal amplification.
  • Low Noise: Suitable for audio and signal processing applications.
  • Compact TO-92 Package: Easy to mount on PCBs.
  • Reliable Performance: Manufactured by ROHM with high-quality standards.

For exact application circuits, refer to the official ROHM datasheet for the 2SA143.

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