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2SC945L-P-T92-B

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UTC(Unisonic Tech) Bipolar Transistors - BJT, TO-92-2.54mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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2SC945L-P-T92-B

UTC(Unisonic Tech) · Bipolar Transistors - BJT · TO-92-2.54mm

2SC945L-P-T92-B from UTC(Unisonic Tech), in a TO-92-2.54mm. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 E passive Emitter of the NPN transistor; VEBO maximum is 5 V.
2 C passive Collector of the NPN transistor; VCBO 60 V, VCEO 50 V, IC maximum 150 mA.
3 B passive Base of the NPN transistor; base current IB maximum is 50 mA.

Key specifications

Parameter Value
Manufacturer UTC(Unisonic Tech)
Package TO-92-2.54mm
Category Transistors
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
DC Current Gain (rank P) hFE 200 400 VCE=6V, IC=1mA 2
Collector-Base Breakdown Voltage BVCBO 60 V IC=100μA, IE=0 2
Collector-Emitter Breakdown Voltage BVCEO 50 V IC=10mA, IB=0 2
Collector Cut-Off Current ICBO 100 nA VCB=40V, IE=0 2
Emitter Cut-Off Current IEBO 100 nA VEB=3V, IC=0 2
Collector-Emitter Saturation Voltage VCE(SAT) 0.1 0.3 V IC=100mA, IB=10mA 2
Current Gain Bandwidth Product fT 100 190 MHz VCE=10V, IC=50mA 2
Output Capacitance Cob 2 3 pF VCB=10V, IE=0, f=1MHz 2
Noise Figure NF 4 6 dB IC=-0.1mA, VCE=6V, RG=10kΩ, f=100Hz 2
Collector-Base Voltage VCBO 60 V TA=25°C 2
Collector-Emitter Voltage VCEO 50 V TA=25°C 2
Emitter-Base Voltage VEBO 5 V TA=25°C 2
Collector Dissipation PC 250 mW Ta=25C 2
Collector Current IC 150 mA TA=25°C 2
Base Current IB 50 mA TA=25°C 2
Junction Temperature TJ 125 °C 2
Storage Temperature TSTG -55 150 °C 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
housing PC Emitter-Base Voltage VEBO 5 V Collector Dissipation(Ta=25C) PC 250 mW 2

CAD (KiCad official)

  • Symbol: 2SC945L-P-T92-B
  • Footprint: Package_TO_SOT_THT:TO-92_Inline
  • 3D model: TO-92-2.54mm (KiCad packages3D, STEP)
  • 3D model files: 2sc945l-p-t92-b-etched.step / 2sc945l-p-t92-b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2sc945l-p-t92-b.step / 2sc945l-p-t92-b.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: UTC(Unisonic Tech) datasheet (4 pp, sha256 57832736579d2454, retrieved 2026-10-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF