component
KBT5401C
Public Made by Adomby adom
Kodenshi AUK Bipolar Transistors - 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
markdownKBT5401C
Kodenshi AUK · Bipolar Transistors - BJT · SOT-23
KBT5401C from Kodenshi AUK, 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 | B | input | Base of the PNP transistor; VCBO and VCEO are rated -160V, VEBO -5V. |
| 2 | E | passive | Emitter of the PNP transistor; emitter-base voltage VEBO is limited to -5V. |
| 3 | C | passive | Collector of the PNP transistor; rated for IC -600mA, VCBO and VCEO -160V, and collector dissipation 200mW. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Kodenshi AUK |
| Package | SOT-23 |
| Category | Transistors |
| 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 voltage | VCBO | -160 | V | Ta=25C | 2 | ||
| Collector-Emitter voltage | VCEO | -160 | V | Ta=25C | 2 | ||
| Emitter-Base voltage | VEBO | -5 | V | Ta=25C | 2 | ||
| Collector current | IC | -600 | mA | Ta=25C | 2 | ||
| Collector dissipation | PC | 200 | mW | Ta=25C | 2 | ||
| Junction temperature | Tj | 150 | ℃ | Ta=25C | 2 | ||
| Storage temperature | Tstg | -50 | 150 | ℃ | Ta=25C | 2 | |
| Collector-Base breakdown voltage | BVCBO | -160 | V | IC=-100μA, IE=0 | 3 | ||
| Collector-Emitter breakdown voltage | BVCEO | -160 | V | IC=-1mA, IB=0 | 3 | ||
| Emitter-Base breakdown voltage | BVEBO | -5 | V | IE=-10μA, IC=0 | 3 | ||
| Collector cut-off current | ICBO | -100 | nA | VCB=-120V, IE=0 | 3 | ||
| Emitter cut-off current | IEBO | -100 | nA | VEB=-3V, IC=0 | 3 | ||
| DC current gain hFE (1) | hFE(1) | 50 | VCE=-5V, IC=-1mA | 3 | |||
| DC current gain hFE (2) | hFE(2) | 60 | 240 | VCE=-5V, IC=-10mA | 3 | ||
| DC current gain hFE (3) | hFE(3) | 50 | VCE=-5V, IC=-50mA | 3 | |||
| Collector-Emitter saturation voltage (1) | VCE(sat)(1) | -0.2 | V | IC=-10mA, IB=-1mA | 3 | ||
| Collector-Emitter saturation voltage (2) | VCE(sat)(2) | -0.5 | V | IC=-50mA, IB=-5mA | 3 | ||
| Base-Emitter saturation voltage (1) | VBE(sat)(1) | -1 | V | IC=-10mA, IB=-1mA | 3 | ||
| Base-Emitter saturation voltage (2) | VBE(sat)(2) | -1 | V | IC=-50mA, IB=-5mA | 3 | ||
| Transition frequency | fT | 100 | 400 | MHz | VCE=-10V, IC=-10mA | 3 | |
| Collector output capacitance | Cob | 6 | pF | VCB=-10V, IE=0, f=1MHz | 3 |
CAD (KiCad official)
- Symbol:
KBT5401C - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
kbt5401c-etched.step/kbt5401c-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);kbt5401c.step/kbt5401c.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Kodenshi AUK datasheet (6 pp, sha256
037d46f1e20abeaa, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).