# PJM2301PSA

**PJSEMI** · MOSFETs · SOT-23

PJM2301PSA 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 | Gate | input | Gate control terminal of the P-channel enhancement MOSFET, with gate-source voltage rated ±12 V (absolute maximum). |
| 2 | Source | passive | Source terminal of the MOSFET; the datasheet gives no pin-specific limit, with the device drain-source voltage rated -20 V. |
| 3 | Drain | passive | Drain terminal of the MOSFET, with drain-source voltage rated -20 V and continuous drain current -2.8 A at TA=25°C. |

## 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 |
|---|---|---|---|---|---|---|---|
| Drain-Source Voltage | -VDS |  |  | 20 | V |  | 1 |
| Gate-Source Voltage | VGS | -12 |  | 12 | V |  | 1 |
| Continuous Drain Current | -ID |  |  | 2.8 | A |  | 1 |
| Pulsed Drain Current | -IDM |  |  | 10 | A | Note 1: repetitive rating, pulse width limited by maximum junction temperature | 1 |
| Power Dissipation | PD |  |  | 1.25 | W |  | 1 |
| Junction Temperature | TJ |  |  | 150 | °C |  | 1 |
| Storage Temperature Range | TSTG | -55 |  | 150 | °C |  | 1 |
| Maximum Junction-to-Ambient Thermal Resistance | RθJA |  | 100 |  | °C/W | Note 2: surface mounted on FR4 board, t ≤ 10 sec | 1 |
| Gate-Source Leakage | IGSS | -100 |  | 100 | nA | VDS = 0 V, VGS = ± 8 V | 2 |
| Drain-Source On-State Resistance | RDS(on) |  | 90 | 110 | mΩ | VGS = - 4.5 V, ID = - 2.8 A | 2 |
| Drain-Source On-State Resistance | RDS(on) |  | 110 | 140 | mΩ | VGS = - 2.5 V, ID = - 2 A | 2 |
| Total Gate Charge | Qg |  | 5.5 | 10 | nC | VDS = -10V, VGS= -4.5V, ID= -2.8A | 2 |
| Total Gate Charge | Qg |  | 3.3 | 6 | nC | VDS = - 10 V, VGS = - 2.5 V, ID = - 2.8 A | 2 |
| Rise Time | tr |  | 35 | 60 | ns |  | 2 |
| Turn-Off Delay Time | td(off) |  | 30 | 50 | ns |  | 2 |
| Fall Time | tf |  | 10 | 20 | ns |  | 2 |
| Body Diode Voltage | -VSD |  | 0.5 | 1.2 | V | IS = - 1 A | 2 |
| Gate-Source Threshold Voltage | -VGS(th) | 0.4 |  | 1 | V | VDS = VGS, ID = - 250 µA | 2 |

## CAD (KiCad official)

- Symbol: `PJM2301PSA`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `pjm2301psa-etched.step` / `pjm2301psa-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pjm2301psa.step` / `pjm2301psa.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/8588884474365161472) (8 pp, sha256 `75a8f356d1f65c1b`, retrieved 2026-10-09, 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/pjm2301psa-datasheet.pdf)