This post describes for the transistor.
The Part Number is 2SC2389, C2389.
The package is TO-92 Type.
The function of this semiconductor is 120V, 50mA, NPN Transistor.
The manufacturer of this part is Rohm.
See the preview image and the PDF file for more information.
Pinout: 1. Emitter 2. Collector 3. Base
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Description:
This is 120V, 50mA, Epitaxial Planar NPN Silicon Transistor
Features
1. High voltage : Vceo = 120V
2. Low noise : NF=0.2dB ( Typ. )
3. Complementary pair with 2SA1038 and 2SA1039. […]
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Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = 120 V
2. Collector to Emitter Voltage: Vceo = 120 V
3. Emitter to Base Voltage: Vebo = 5 V
4. Collector Current: Ic = 50 mA
5. Collector Dissipation : Pc = 300 mW
6. Junction Temperature: Tj = 125°C
7. Storage Temperature: Tsg = -55 ~ +125°C
