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BCP53-10
Public Made by Adomby adom
Changjing Bipolar (BJT), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownBCP53-10
Changjing · Bipolar (BJT) · SOT-223
BCP53-10 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 | input | PNP base terminal, with continuous base current limited to -100 mA and peak pulse base current to -200 mA. |
| 2 | COLLECTOR | passive | PNP collector terminal, rated for -1 A continuous and -2 A peak pulse collector current, with BCP53 collector-emitter voltage of -80 V (VCEO) and collector-base voltage of -100 V (VCBO). |
| 3 | EMITTER | passive | PNP emitter terminal, with emitter-base breakdown voltage of -5 V (VEBO). |
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 (BCP53) | V(BR)CBO | -100 | V | IC=-0.1mA, IE=0 | 1 | ||
| Collector-emitter breakdown voltage (BCP53) | V(BR)CEO | -80 | 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 -10 range | hFE(2) | 63 | 160 | VCE=-2V, IC=-150mA; BCP53-10 rank range 63-160 | 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 | VCBO | -100 | V | BCP53 column of maximum ratings | 1 | ||
| Collector-emitter voltage | VCEO | -80 | V | BCP53 column of maximum ratings | 1 | ||
| Emitter-base voltage | VEBO | -5 | V | 1 | |||
| Collector current, continuous | IC | -1 | A | Continuous | 1 | ||
| Peak pulse collector current | ICM | -2 | A | Peak pulse | 1 | ||
| Base current, continuous | IB | -100 | mA | Continuous | 1 | ||
| Peak pulse base current | IBM | -200 | mA | Peak pulse | 1 | ||
| Collector power dissipation | PC | 1.5 | W | Ta=25℃ (maximum ratings header) | 1 | ||
| Thermal resistance, junction to ambient | RθJA | 94 | ℃/W | Junction to ambient | 1 | ||
| Operation junction and storage temperature range | TJ,Tstg | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
BCP53-10 - Footprint:
Package_TO_SOT_SMD:SOT-223-3_TabPin2 - 3D model: SOT-223 (KiCad packages3D, STEP)
- 3D model files:
bcp53-10-etched.step/bcp53-10-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bcp53-10.step/bcp53-10.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (4 pp, sha256
7e883b2b2a4645e3, retrieved 2026-10-18, 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).