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MMBTSC3875L
Public Made by Adomby adom
PJSEMI Bipolar (BJT), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMBTSC3875L
PJSEMI · Bipolar (BJT) · SOT-23
MMBTSC3875L from PJSEMI, 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; emitter-base voltage rating VEBO is 5 V and emitter-base cutoff current IEBO is at most 100 nA at VEB = 5 V. |
| 2 | Emitter | passive | Emitter terminal of the NPN transistor; the device is rated for a collector current IC of 150 mA maximum. |
| 3 | Collector | passive | Collector terminal of the NPN transistor; rated for VCBO of 60 V and VCEO of 50 V, with collector current IC up to 150 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PJSEMI |
| 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 |
|---|---|---|---|---|---|---|---|
| DC Current Gain (Group L) | HFE | 350 | 700 | at VCE = 6 V, IC = 2 mA; Current Gain Group L | 2 | ||
| Collector Base Cutoff Current | ICBO | 100 | nA | at VCB = 60 V | 2 | ||
| Emitter Base Cutoff Current | IEBO | 100 | nA | at VEB = 5 V | 2 | ||
| Emitter Base Breakdown Voltage | V(BR)EBO | 5 | V | at IE = 100 μA | 2 | ||
| Collector Emitter Saturation Voltage | VCE(sat) | 0.1 | 0.25 | V | at IC = 100 mA, IB = 10 mA | 2 | |
| Base Emitter Saturation Voltage | VBE(sat) | 1 | V | at IC = 100 mA, IB = 10 mA | 2 | ||
| Transition Frequency | fT | 80 | MHz | at VCE = 10 V, IC = 1 mA | 2 | ||
| Collector Base Capacitance | Cob | 3.5 | pF | at VCB = 10 V, f = 1 MHz | 2 | ||
| Collector Base Breakdown Voltage | V(BR)CBO | 60 | V | at IC = 100 μA | 2 | ||
| Collector Emitter Breakdown Voltage | V(BR)CEO | 50 | V | at IC = 1 mA | 2 | ||
| Collector Base Voltage | VCBO | 60 | V | 1 | |||
| Collector Emitter Voltage | VCEO | 50 | V | 1 | |||
| Emitter Base Voltage | VEBO | 5 | V | 1 | |||
| Collector Current | IC | 150 | mA | 1 | |||
| Power Dissipation | PD | 150 | mW | 1 | |||
| Junction Temperature | TJ | 150 | ℃ | 1 | |||
| Storage Temperature Range | TSTG | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
MMBTSC3875L - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
mmbtsc3875l-etched.step/mmbtsc3875l-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmbtsc3875l.step/mmbtsc3875l.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PJSEMI datasheet (4 pp, sha256
5731613e4aa9650e, 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).
# MMBTSC3875L
**PJSEMI** · Bipolar (BJT) · SOT-23
MMBTSC3875L from PJSEMI, 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; emitter-base voltage rating VEBO is 5 V and emitter-base cutoff current IEBO is at most 100 nA at VEB = 5 V. |
| 2 | Emitter | passive | Emitter terminal of the NPN transistor; the device is rated for a collector current IC of 150 mA maximum. |
| 3 | Collector | passive | Collector terminal of the NPN transistor; rated for VCBO of 60 V and VCEO of 50 V, with collector current IC up to 150 mA. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PJSEMI |
| 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 |
|---|---|---|---|---|---|---|---|
| DC Current Gain (Group L) | HFE | 350 | | 700 | | at VCE = 6 V, IC = 2 mA; Current Gain Group L | 2 |
| Collector Base Cutoff Current | ICBO | | | 100 | nA | at VCB = 60 V | 2 |
| Emitter Base Cutoff Current | IEBO | | | 100 | nA | at VEB = 5 V | 2 |
| Emitter Base Breakdown Voltage | V(BR)EBO | 5 | | | V | at IE = 100 μA | 2 |
| Collector Emitter Saturation Voltage | VCE(sat) | | 0.1 | 0.25 | V | at IC = 100 mA, IB = 10 mA | 2 |
| Base Emitter Saturation Voltage | VBE(sat) | | | 1 | V | at IC = 100 mA, IB = 10 mA | 2 |
| Transition Frequency | fT | 80 | | | MHz | at VCE = 10 V, IC = 1 mA | 2 |
| Collector Base Capacitance | Cob | | | 3.5 | pF | at VCB = 10 V, f = 1 MHz | 2 |
| Collector Base Breakdown Voltage | V(BR)CBO | 60 | | | V | at IC = 100 μA | 2 |
| Collector Emitter Breakdown Voltage | V(BR)CEO | 50 | | | V | at IC = 1 mA | 2 |
| Collector Base Voltage | VCBO | | | 60 | V | | 1 |
| Collector Emitter Voltage | VCEO | | | 50 | V | | 1 |
| Emitter Base Voltage | VEBO | | | 5 | V | | 1 |
| Collector Current | IC | | | 150 | mA | | 1 |
| Power Dissipation | PD | | | 150 | mW | | 1 |
| Junction Temperature | TJ | | | 150 | ℃ | | 1 |
| Storage Temperature Range | TSTG | -55 | | 150 | ℃ | | 1 |
## CAD (KiCad official)
- Symbol: `MMBTSC3875L`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `mmbtsc3875l-etched.step` / `mmbtsc3875l-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmbtsc3875l.step` / `mmbtsc3875l.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [PJSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884480744022016) (4 pp, sha256 `5731613e4aa9650e`, retrieved 2026-10-17, tier: lcsc)
- **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:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/mmbtsc3875l-datasheet.pdf)