component
BCP54-16
Public Made by Adomby adom
Changjing Bipolar (BJT), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 16d ago |
| viewers | 16d ago |
| bcp54-16-etched.glb | 16d ago |
| bcp54-16-etched.step | 16d ago |
| bcp54-16-hero.glb | 16d ago |
| bcp54-16-hero.overlay.json | 16d ago |
| bcp54-16.glb | 16d ago |
| bcp54-16.kicad_mod | 16d ago |
| bcp54-16.kicad_sym | 16d ago |
| bcp54-16.lbr | 16d ago |
| bcp54-16.step | 16d ago |
| package.json | 16d ago |
| page.json | 16d ago |
| README.md | 16d ago |
BCP54-16
Changjing · Bipolar (BJT) · SOT-223
BCP54-16 from Changjing, in a SOT-223. 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 | BASE | passive | Base terminal of the BCP54-16 NPN transistor, with continuous base current rated at 100 mA and peak pulse base current at 200 mA. |
| 2 | COLLECTOR | passive | Collector terminal, with continuous collector current rated at 1 A, peak pulse collector current at 2 A, and collector power dissipation at 1.5 W. |
| 3 | EMITTER | passive | Emitter terminal, with emitter-base voltage limited to 5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-223 |
| Category | Transistors/Thyristors |
| 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 (BCP54) | V(BR)CBO | 45 | V | IC= 0.1mA,IE=0 | 1 | ||
| Collector-emitter breakdown voltage (BCP54) | V(BR)CEO | 45 | V | IC= 10mA,IB=0 | 1 | ||
| Base-emitter breakdown voltage | V(BR)EBO | 5 | V | IE= 10μA,IC=0 | 1 | ||
| Collector cut-off current | ICBO | 100 | nA | VCB= 30 V, IE=0 | 1 | ||
| DC current gain hFE(1) | hFE(1) | 25 | VCE= 2V, IC=5mA | 1 | |||
| DC current gain hFE(2), rank -16 | hFE(2) | 100 | 250 | VCE= 2V, IC=150mA | 1 | ||
| DC current gain hFE(3) | hFE(3) | 25 | VCE= 2V, IC=500mA | 1 | |||
| Collector-emitter saturation voltage | VCE(sat) | 0.5 | V | IC=500mA,IB=50mA | 1 | ||
| Base-emitter voltage | VBE | 1 | V | VCE=2V, IC=500mA | 1 | ||
| Transition frequency | fT | 100 | MHz | VCE=10V,IC=50mA,f=100MHz | 1 | ||
| Collector-base voltage (BCP54) | VCBO | 45 | V | Ta=25℃ | 1 | ||
| Collector-emitter voltage (BCP54) | VCEO | 45 | V | Ta=25℃ | 1 | ||
| Emitter-base voltage | VEBO | 5 | V | Ta=25℃ | 1 | ||
| Collector current -Continuous | IC | 1 | A | Ta=25℃ | 1 | ||
| Peak pulse collector current | ICM | 2 | A | 1 | |||
| Base current-Continuous | IB | 100 | mA | 1 | |||
| Peak pulse base current | IBM | 200 | mA | 1 | |||
| Collector power dissipation | PC | 1.5 | W | Ta=25℃ | 1 | ||
| Operating junction and storage temperature range | TJ,Tstg | -55 | 150 | ℃ | 1 | ||
| Thermal resistance junction to ambient | RθJA | 83.3 | ℃/W | 1 |
CAD (KiCad official)
- Symbol:
BCP54-16 - Footprint:
Package_TO_SOT_SMD:SOT-223-3_TabPin2 - 3D model: SOT-223 (KiCad packages3D, STEP)
- 3D model files:
bcp54-16-etched.step/bcp54-16-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bcp54-16.step/bcp54-16.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (4 pp, sha256
ed0ce0f4210b3312, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).