2SA1049-BL Bipolar Transistor

Characteristics of 2SA1049-BL Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -120 V
  • Collector-Base Voltage, max: -120 V
  • Emitter-Base Voltage, max: -5 V
  • Collector Current − Continuous, max: -0.1 A
  • Collector Dissipation: 0.2 W
  • DC Current Gain (hfe): 350 to 700
  • Transition Frequency, min: 100 MHz
  • Noise Figure, max: 1 dB
  • Operating and Storage Junction Temperature Range: -55 to +125 °C
  • Package: TO-92S

Pinout of 2SA1049-BL

Here is an image showing the pin diagram of this transistor.

Classification of hFE

The 2SA1049-BL transistor can have a current gain of 350 to 700. The gain of the 2SA1049 will be in the range from 200 to 700, for the 2SA1049-GR it will be in the range from 200 to 400.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA1049-BL might only be marked "A1049-BL".

Complementary NPN transistor

The complementary NPN transistor to the 2SA1049-BL is the 2SC2459-BL.

SMD Version of 2SA1049-BL transistor

The 2SA1163 (SOT-23), 2SA1163-BL (SOT-23), 2SA1312 (SOT-23), 2SA1312-BL (SOT-23), 2SA1587 (SOT-323), 2SA1587-BL (SOT-323), FJV992 (SOT-23) and FJX992 (SOT-323) is the SMD version of the 2SA1049-BL transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for 2SA1049-BL transistor

You can replace the 2SA1049-BL with the 2SA1082, 2SA1085, 2SA1269, 2SA1269-BL, 2SA1285, 2SA1285A, 2SA970 or 2SA970-BL.
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