2SA1391-R Bipolar Transistor

Characteristics of 2SA1391-R Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -50 V
  • Collector-Base Voltage, max: -60 V
  • Emitter-Base Voltage, max: -6 V
  • Collector Current − Continuous, max: -0.2 A
  • Collector Dissipation: 0.4 W
  • DC Current Gain (hfe): 100 to 200
  • Transition Frequency, min: 200 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-92

Pinout of 2SA1391-R

The 2SA1391-R is manufactured in a plastic TO-92 case. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, collector, and base leads.
Here is an image showing the pin diagram of this transistor.

Classification of hFE

The 2SA1391-R transistor can have a current gain of 100 to 200. The gain of the 2SA1391 will be in the range from 100 to 560, for the 2SA1391-S it will be in the range from 140 to 280, for the 2SA1391-T it will be in the range from 200 to 400, for the 2SA1391-U it will be in the range from 280 to 560.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA1391-R might only be marked "A1391-R".

Complementary NPN transistor

The complementary NPN transistor to the 2SA1391-R is the 2SC3382-R.

SMD Version of 2SA1391-R transistor

The 2SA812 (SOT-23), 2SA812-M4 (SOT-23), FJX733 (SOT-323), KSA812 (SOT-23) and KSA812-O (SOT-23) is the SMD version of the 2SA1391-R transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for 2SA1391-R transistor

You can replace the 2SA1391-R with the 2SA1020, 2SA1283, 2SA1284, 2SA1315, 2SA1317, 2SA1317-R, 2SA1318, 2SA1318-R, 2SA1392, 2SA1392-R, 2SA1450, 2SA1450-R, 2SA1522, 2SA1523, 2SA1524, 2SA1525, 2SA1526, 2SA1527, 2SA1528, 2SA1529, 2SA1533, 2SA1534A, 2SA1619A, 2SA200, 2SA684, 2SA720, 2SA777, 2SA817, 2SA817A, 2SA935, 2SA953, 2SA954, 2SA984, 2SA984-E, 2SA984K, 2SA984K-E, 2SA993, 2SA993C, 2SB1229, 2SB1229-R, 2SB560, 2SB560-E, 2SB647, 2SB647A, 2SB647AC, 2SB647C, 2SB740, 2SB740-B, 2SB764, 2SB764-E, 2SB892, 2SB892-R, 2SB985, 2SB985R, BC212, BC212A, KSA708C, KSA931, KSP2907AC, KSP8598C, KSP8599C, KTA1274, KTA1281, KTA200, KTA708, KTA708-Y, KTB764, KTB764-Y or PN3645.
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