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BA847 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
BA847ROHM150Yes

BA847 is a general-purpose NPN transistor manufactured by ROHM Semiconductor.

The BA847 is a general-purpose NPN transistor manufactured by ROHM Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

  • Type: NPN Bipolar Junction Transistor (BJT)
  • Collector-Base Voltage (VCBO): 50V
  • Collector-Emitter Voltage (VCEO): 50V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 100mA
  • Power Dissipation (Ptot): 300mW
  • DC Current Gain (hFE): 120 ~ 560 (at IC = 2mA, VCE = 6V)
  • Transition Frequency (fT): 250MHz (Typical)
  • Operating Temperature Range: -55°C to +150°C

Descriptions:

The BA847 is a small-signal NPN transistor designed for general-purpose amplification and switching applications. It is commonly used in low-power circuits, audio amplifiers, and signal processing.

Features:

  • High current gain (hFE) range for improved signal amplification
  • Low noise performance suitable for audio applications
  • Compact package (TO-92) for space-saving designs
  • Fast switching speed for digital applications

This information is based on ROHM's official datasheet for the BA847 transistor.

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