2SD1841-Q Bipolar Transistor

Characteristics of 2SD1841-Q Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 100 V
  • Collector-Base Voltage, max: 110 V
  • Emitter-Base Voltage, max: 6 V
  • Collector Current − Continuous, max: 25 A
  • Collector Dissipation: 120 W
  • DC Current Gain (hfe): 70 to 140
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-3P

Pinout of 2SD1841-Q

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

Classification of hFE

The 2SD1841-Q transistor can have a current gain of 70 to 140. The gain of the 2SD1841 will be in the range from 50 to 140, for the 2SD1841-P it will be in the range from 50 to 100.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SD1841-Q might only be marked "D1841-Q".

Complementary PNP transistor

The complementary PNP transistor to the 2SD1841-Q is the 2SB1231-Q.

Replacement and Equivalent for 2SD1841-Q transistor

You can replace the 2SD1841-Q with the 2SD1842, 2SD1842-Q, BD249C or TIP35CA.
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