component
2SC3052
Public Made by Adomby adom
Changjing Bipolar (BJT), SOT-23. 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
markdown2SC3052
Changjing · Bipolar (BJT) · SOT-23
2SC3052 from Changjing, in a SOT-23. 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 | Base terminal of the NPN transistor, with the emitter-base voltage rating VEBO limited to 6 V. |
| 2 | EMITTER | passive | Emitter terminal of the NPN transistor; the emitter-base breakdown voltage V(BR)EBO is specified at 6 V with IC=0. |
| 3 | COLLECTOR | passive | Collector terminal of the NPN transistor, rated for VCBO and VCEO of 50 V, continuous collector current IC of 0.2 A, and collector power dissipation PC of 150 mW. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-23 |
| 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 | V(BR)CBO | 50 | V | IC = 100 μA, IE=0 | 1 | ||
| Collector-emitter breakdown voltage | V(BR)CEO | 50 | V | IC = 100 μA, IB=0 | 1 | ||
| Emitter-base breakdown voltage | V(BR)EBO | 6 | V | IE= 100 μA, IC=0 | 1 | ||
| Collector cut-off current | ICBO | 0.1 | μA | VCB= 50 V, IE=0 | 1 | ||
| Emitter cut-off current | IEBO | 0.1 | μA | VEB= 6V, IC=0 | 1 | ||
| DC current gain (rank range E to G) | hFE(1) | 150 | 800 | VCE= 6V, IC= 1mA | 1 | ||
| DC current gain | hFE(2) | 50 | VCE= 6V, IC= 0.1mA | 1 | |||
| Collector-emitter saturation voltage | VCE(sat) | 0.3 | V | IC=100mA, IB= 10mA | 1 | ||
| Base-emitter saturation voltage | VBE(sat) | 1 | V | IC= 100mA, IB= 10mA | 1 | ||
| Transition frequency | fT | 180 | MHz | VCE= 6V, IC= 10mA | 1 | ||
| Collector output capacitance | Cob | 4 | pF | VCB=6V, IE=0, f=1MHz | 1 | ||
| Noise figure | NF | 15 | dB | VCE=6V,IE=-0.1mA, f=1KHz, RG=2KΩ | 1 | ||
| Collector-base voltage | VCBO | 50 | V | Ta=25℃ | 1 | ||
| Collector-emitter voltage | VCEO | 50 | V | Ta=25℃ | 1 | ||
| Emitter-base voltage | VEBO | 6 | V | Ta=25℃ | 1 | ||
| Collector current (continuous) | IC | 0.2 | A | Ta=25℃ | 1 | ||
| Collector power dissipation | PC | 150 | mW | Ta=25℃ | 1 | ||
| Operation junction and storage temperature range | TJ,Tstg | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
2SC3052 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
2sc3052-etched.step/2sc3052-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);2sc3052.step/2sc3052.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (4 pp, sha256
e0c5cf7290d1736b, 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).