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Made with kicad-footprint-generator 10.0 · KiCad file format 20260206
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BC848BWT106

ROHM Semicon · Bipolar Transistors - BJT · SOT-323

BC848BWT106 from ROHM Semicon, in a SOT-323. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model). Symbol and footprint from KiCad-official CAD; the 3D model is generated from the datasheet's package dimensions.

Pinout

Pin Name Type Function
1 Emitter passive Emitter terminal of the NPN transistor; the emitter-base breakdown voltage BVEBO is 5 V minimum and the emitter-base voltage VEBO is rated at 5 V.
2 Base input Base terminal of the NPN transistor, driven to set the collector current, with a base-emitter saturation voltage VBE(sat) of 0.77 V maximum at IC/IB = 10 mA/0.5 mA.
3 Collector passive Collector terminal of the NPN transistor, rated for a collector-emitter voltage VCEO of 30 V, collector-base voltage VCBO of 30 V and collector current IC of 0.1 A.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOT-323
Category Triode/MOS Tube/Transistor
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
Collector-base breakdown voltage BVCBO 30 V IC=50µA 1
Collector-emitter breakdown voltage BVCEO 30 V IC=1mA 1
Emitter-base breakdown voltage BVEBO 5 V IE=50µA 1
Collector cutoff current ICBO 100 nA VCB=30V 1
Collector cutoff current ICBO 5 µA VCB=30V, Ta=150°C 1
Base-emitter saturation voltage / base-emitter on voltage VBE(on) 0.58 0.77 V VCE/IC=5V/10mA 1
Collector-emitter saturation voltage VCE(sat) 0.6 V IC/IB=100mA/5mA 1
Collector-emitter saturation voltage VCE(sat) 0.25 V IC/IB=10mA/0.5mA 1
DC current transfer ratio hFE 200 450 - VCE/IC=5V/2mA 1
Collector-base voltage VCBO 30 V Ta=25°C 1
Collector-emitter voltage VCEO 30 V Ta=25°C 1
Emitter-base voltage VEBO 5 V Ta=25°C 1
Collector current IC 0.1 A Ta=25°C 1
Collector power dissipation PC 0.2 W When mounted on a 7×5×0.6mm ceramic board 1
Junction temperature Tj 150 °C 1
Storage temperature Tstg -65 150 °C 1

CAD (land: KiCad; 3D: generated from the datasheet)

  • Symbol: BC848BWT106
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SOT-323, generated on the KiCad land (body 1.25 x 2 mm, terminals on the pads, 0.9 mm tall, datasheet A, nominal). KiCad's stock model for this land is taller than the datasheet allows, so the model is generated from the datasheet drawing; the dimensions come from the datasheet drawing where it was read and are defaults otherwise (see provenance.model_3d_generated), not the manufacturer's CAD (STEP)
  • 3D model files: bc848bwt106-etched.step / bc848bwt106-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bc848bwt106.step / bc848bwt106.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (6 pp, sha256 ba1f2af69d13ada7, retrieved 2026-11-13, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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: land: KiCad official libraries (CC-BY-SA 4.0); 3D: generated from the datasheet's package dimensions (provenance.model_3d_generated).

Datasheet PDF