2SD2059 Bipolar Transistor

Characteristics of 2SD2059 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 100 V
  • Collector-Base Voltage, max: 100 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 5 A
  • Collector Dissipation: 30 W
  • DC Current Gain (hfe): 40 to 240
  • Transition Frequency, min: 12 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-220F

Pinout of 2SD2059

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

Classification of hFE

The 2SD2059 transistor can have a current gain of 40 to 240. The gain of the 2SD2059-O will be in the range from 70 to 140, for the 2SD2059-R it will be in the range from 40 to 80, for the 2SD2059-Y it will be in the range from 120 to 240.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SD2059 might only be marked "D2059".

Complementary PNP transistor

The complementary PNP transistor to the 2SD2059 is the 2SB1367.

SMD Version of 2SD2059 transistor

The BDP953 (SOT-223) is the SMD version of the 2SD2059 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for 2SD2059 transistor

You can replace the 2SD2059 with the 2SC2334, 2SD1355, 2SD1407, 2SD1407A, 2SD363, 2SD525, 2SD772, 2SD772A, 2SD792, 2SD792A, BD243C, BD539C, BD539D, BD801, BD953, BD955, BDT85, BDT85F, BDT87, BDT87F, KSC2334, KSD363, KTD2059, MJE15028, MJE15028G, MJE15030, MJE15030G, MJF15030, MJF15030G, TIP41D, TIP41E, TIP41F, TIP42D, TIP42E or TIP42F.
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