component
2SA812-M5
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech Bipolar (BJT), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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2SA812-M5
Yangzhou Yangjie Elec Tech · Bipolar (BJT) · SOT-23
2SA812-M5 from Yangzhou Yangjie Elec Tech, 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; the datasheet lists VEBO of -5 V and IEBO of -0.1 uA max at VEB=-5 V. |
| 2 | E | passive | Emitter; the datasheet gives a maximum emitter-base voltage VEBO of -5 V. |
| 3 | C | passive | Collector; the datasheet gives VCBO of -60 V, VCEO of -50 V and a maximum collector current of -0.1 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| 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 | VCBO | -60 | V | IC=-100μA,IE=0 | 1 | ||
| Collector-emitter breakdown voltage | VCEO | -50 | V | IC=-1mA,IB=0 | 1 | ||
| Emitter-base breakdown voltage | VEBO | -5 | V | IE=-100μA,IC=0 | 1 | ||
| Collector-base cut-off current | ICBO | -0.1 | uA | VCB=-60 V ,IE=0 | 1 | ||
| Emitter-base cut-off current | IEBO | -0.1 | uA | VEB=-5 V , IC=0 | 1 | ||
| DC current gain (rank M5) | hFE | 135 | 270 | VCE=-6V,IC=-1mA | 2 | ||
| Collector-emitter saturation voltage | VCE(sat) | -0.3 | V | IC=-100mA,IB=-10mA | 1 | ||
| Base-emitter voltage | VBE | -0.68 | V | VCE=-6V,IC=-1mA | 1 | ||
| Transition frequency | fT | 180 | MHz | VCE= -6V, IC=-10mA | 1 | ||
| Collector-base output capacitance | Cob | 4.5 | pF | VCB=-10V,IE=0,f=1MHz | 1 | ||
| Collector-Base Voltage | VCBO | -60 | V | IC=-100μA,IE=0 | 1 | ||
| Collector-Emitter Voltage | VCEO | -50 | V | IC =-1mA,IB=0 | 1 | ||
| Emitter-Base Voltage | VEBO | -5 | V | IE=-100μA,IC=0 | 1 | ||
| Collector Current | IC | -0.1 | A | 1 | |||
| Collector Power Dissipation | PC | 200 | mW | 1 | |||
| Junction Temperature | Tj | 150 | ℃ | 1 | |||
| Storage Temperature | Tstg | -55 | 150 | ℃ | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |
CAD (KiCad official)
- Symbol:
2SA812-M5 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
2sa812-m5-etched.step/2sa812-m5-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);2sa812-m5.step/2sa812-m5.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Yangzhou Yangjie Elec Tech datasheet (4 pp, sha256
d2bb1cc5ebaec726, retrieved 2026-10-18, 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).