# BC807-25

**Nexperia** · Bipolar (BJT) · SOT-23

BC807-25 from Nexperia, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | B | input | Base terminal; control input for transistor conduction with DC current gain hFE = 160 to 400 at VCE = -1 V and IC = -100 mA. |
| 2 | E | passive | Emitter terminal; main current path in PNP configuration with maximum emitter-base voltage VEBO = -5 V absolute maximum. |
| 3 | C | passive | Collector terminal; carries collector current up to 500 mA maximum with collector-emitter breakdown voltage V(BR)CEO = -45 V minimum. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| 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 voltage | VCBO |  |  | -50 | V | open emitter; Tamb = 25 °C | 3 |
| Collector-emitter voltage | VCEO |  |  | -45 | V | open base; Tamb = 25 °C | 3 |
| Emitter-base voltage | VEBO |  |  | -5 | V | open collector; Tamb = 25 °C | 3 |
| Collector current | IC |  |  | -500 | mA | Tamb = 25 °C | 3 |
| Peak collector current | ICM |  |  | -1 | A | single pulse; tp ≤ 1 ms; Tamb = 25 °C | 3 |
| Peak base current | IBM |  |  | -200 | mA | single pulse; tp ≤ 1 ms; Tamb = 25 °C | 3 |
| Total power dissipation | Ptot |  |  | 250 | mW | Tamb ≤ 25 °C; FR4 PCB, single-sided copper, standard footprint | 3 |
| Total power dissipation | Ptot |  |  | 345 | mW | Tamb ≤ 25 °C; FR4 PCB, mounting pad for collector 1 cm² | 3 |
| Junction temperature | Tj |  |  | 150 | °C |  | 3 |
| Ambient temperature | Tamb | -65 |  | 150 | °C |  | 3 |
| Storage temperature | Tstg | -65 |  | 150 | °C |  | 3 |
| Thermal resistance from junction to ambient | Rth(j-a) |  |  | 500 | K/W | in free air; FR4 PCB, single-sided copper, standard footprint | 4 |
| Thermal resistance from junction to ambient | Rth(j-a) |  |  | 362 | K/W | in free air; FR4 PCB, single-sided copper, mounting pad for collector 1 cm² | 4 |
| Collector-base breakdown voltage | V(BR)CBO | -50 |  |  | V | IC = -100 µA; IE = 0 A; Tamb = 25 °C | 5 |
| Collector-emitter breakdown voltage | V(BR)CEO | -45 |  |  | V | IC = -10 mA; IE = 0 A; Tamb = 25 °C | 5 |
| Emitter-base breakdown voltage | V(BR)EBO | -5 |  |  | V | IE = -100 µA; IC = 0 A; Tamb = 25 °C | 5 |
| Collector-base cut-off current | ICBO |  |  | -100 | nA | VCB = -20 V; IE = 0 A; Tamb = 25 °C | 5 |
| Collector-base cut-off current | ICBO |  |  | -5 | μA | VCB = -20 V; IE = 0 A; Tj = 150 °C | 5 |
| Emitter-base cut-off current | IEBO |  |  | -100 | nA | VEB = -5 V; IC = 0 A; Tamb = 25 °C | 5 |
| DC current gain (BC807-25) | hFE | 160 |  | 400 |  | VCE = -1 V; IC = -100 mA; Tamb = 25 °C; pulsed; tp ≤ 300 μs; δ ≤ 0.02 | 5 |
| DC current gain | hFE | 40 |  |  |  | VCE = -1 V; IC = -500 mA; Tamb = 25 °C; pulsed; tp ≤ 300 μs; δ ≤ 0.02 | 5 |
| Collector-emitter saturation voltage | VCEsat |  |  | -700 | mV | IC = -500 mA; IB = -50 mA; Tamb = 25 °C; pulsed | 5 |
| Base-emitter voltage | VBE |  |  | -1.2 | V | VCE = -1 V; IC = -500 mA; Tamb = 25 °C; pulsed | 5 |
| Transition frequency | fT | 80 |  |  | MHz | VCE = -5 V; IC = -10 mA; f = 100 MHz; Tamb = 25 °C | 5 |

## CAD (KiCad official)

- Symbol: `BC807-25`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bc807-25-etched.step` / `bc807-25-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bc807-25.step` / `bc807-25.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Nexperia datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586179348705107968) (13 pp, sha256 `adeef92a37906430`, retrieved 2026-09-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/bc807-25-datasheet.pdf)