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AD-BC856S

Public Made by Adom

by adom

Changjing Bipolar (BJT), SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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AD-BC856S

Changjing · Bipolar (BJT) · SOT-363

AD-BC856S from Changjing, in a SOT-363. 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 E1 passive Emitter of transistor 1 (PNP); VEBO rating is -5 V.
2 B1 passive Base of transistor 1 (PNP); IC max is -0.1 A.
3 C2 passive Collector of transistor 2 (PNP); VCEO is -65 V and VCBO is -80 V.
4 E2 passive Emitter of transistor 2 (PNP); VEBO rating is -5 V.
5 B2 passive Base of transistor 2 (PNP); IC max is -0.1 A.
6 C1 passive Collector of transistor 1 (PNP); VCEO is -65 V and VCBO is -80 V.

Key specifications

Parameter Value
Manufacturer Changjing
Package SOT-363
Category Transistors/Thyristors
Pins 6

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 voltage VCBO -80 V 2
Collector-emitter voltage VCEO -65 V 2
Emitter-base voltage VEBO -5 V 2
Collector continuous current IC -0.1 A 2
Collector power dissipation PC 0.2 mW 2
Operating junction and storage temperature range Tj, Tstg -55 150 °C 2
Thermal resistance from junction to ambient RθJA 625 °C/W 2
Collector-base breakdown voltage V(BR)CBO -80 V IC = -10µA, IE = 0A 2
Collector-emitter breakdown voltage V(BR)CEO -65 V IC = -10mA, IB = 0A 2
Emitter-base breakdown voltage V(BR)EBO -5 V IE = -10µA, IC = 0A 2
Collector cut-off current ICBO -15 nA VCB = -30V, IE = 0A 2
Emitter cut-off current IEBO -100 nA VEB = -5V, IE = 0A 2
DC current gain hFE 110 VCE = -5V, IC = -2mA 2
Collector-emitter saturation voltage VCE(sat) -0.1 V IC = -10mA, IB = -0.5mA 2
Collector-emitter saturation voltage VCE(sat) -0.3 V IC = -100mA, IB = -5mA; pulse test PW≤350µs, δ≤2% 2
Transition frequency fT 100 MHz VCE = -5V, IC = -10mA, f = 100MHz 2
Collector output capacitance Cobo 2.5 pF VCB = -10V, IE = 0A, f = 1MHz 2

CAD (KiCad official)

  • Symbol: AD-BC856S
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: ad-bc856s-etched.step / ad-bc856s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ad-bc856s.step / ad-bc856s.glb are the bare package body.

Provenance

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

  • Datasheet: Changjing datasheet (6 pp, sha256 d9834d10a5a841ab, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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