BC846 Bipolar Transistor

Characteristics of BC846 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 65 V
  • Collector-Base Voltage, max: 80 V
  • Emitter-Base Voltage, max: 6 V
  • Collector Current − Continuous, max: 0.1 A
  • Collector Dissipation: 0.25 W
  • DC Current Gain (hfe): 110 to 800
  • Transition Frequency, min: 150 MHz
  • Noise Figure, max: 2 dB
  • Operating and Storage Junction Temperature Range: -65 to +150 °C
  • Package: SOT-23

Pinout of BC846

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

Classification of hFE

The BC846 transistor can have a current gain of 110 to 800. The gain of the BC846A will be in the range from 110 to 220, for the BC846B it will be in the range from 200 to 450, for the BC846C it will be in the range from 420 to 800.

Complementary PNP transistor

The complementary PNP transistor to the BC846 is the BC856.

Replacement and Equivalent for BC846 transistor

You can replace the BC846 with the FMMT620, FMMT624, FMMTA06, KST06, MMBTA06, PMBTA06 or SMBTA06.

BC846 Spice Model

.MODEL BC846 NPN( 
+     IS = 1.822E-14 
+     NF = 0.9932 
+     ISE = 2.894E-16 
+     NE = 1.4 
+     BF = 324.4 
+     IKF = 0.109 
+     VAF = 82 
+     NR = 0.9931 
+     ISC = 9.982E-12 
+     NC = 1.763 
+     BR = 8.29 
+     IKR = 0.09 
+     VAR = 17.9 
+     RB = 10 
+     IRB = 5E-06 
+     RBM = 5 
+     RE = 0.649 
+     RC = 0.7014 
+     XTB = 0 
+     EG = 1.11 
+     XTI = 3 
+     CJE = 1.244E-11 
+     VJE = 0.7579 
+     MJE = 0.3656 
+     TF = 4.908E-10 
+     XTF = 9.51 
+     VTF = 2.927 
+     ITF = 0.3131 
+     PTF = 0 
+     CJC = 3.347E-12 
+     VJC = 0.5463 
+     MJC = 0.391 
+     XCJC = 0.6193 
+     TR = 9E-08 
+     CJS = 0 
+     VJS = 0.75 
+     MJS = 0.333 
+     FC = 0.979)
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