# FDC604P

**UMW** · MOSFETs · SOT-23-6

FDC604P from UMW, in a SOT-23-6. 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 | D | passive | Drain, connected internally with pins 2, 5 and 6; VDS rated -20V, continuous ID -6A at TA=25°C. |
| 2 | D | passive | Drain, connected internally with pins 1, 5 and 6; VDS rated -20V, continuous ID -6A at TA=25°C. |
| 3 | G | input | Gate; VGS rated ±12V, threshold VGS(th) -0.4V min to -0.7V typ at IDS=-250µA. |
| 4 | S | passive | Source of the P-channel MOSFET. |
| 5 | D | passive | Drain, connected internally with pins 1, 2 and 6; pulsed drain current IDM -16A. |
| 6 | D | passive | Drain, connected internally with pins 1, 2 and 5; pulsed drain current IDM -16A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | UMW |
| Package | SOT-23-6 |
| Category | Transistors/Thyristors |
| Pins | 6 |

## 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 | -6 |  |  | A | VGS=-4.5V, TA=25°C | 1 |
| Continuous Drain Current | ID | -3 |  |  | A | VGS=-4.5V, TA=70°C | 1 |
| Pulsed Drain Current | IDM | -16 |  |  | A |  | 1 |
| Total Power Dissipation | PD |  |  | 1.31 | W | TA=25°C | 1 |
| Total Power Dissipation | PD |  |  | 0.84 | W | TA=70°C | 1 |
| Storage Temperature Range | TSTG | -55 |  | 150 | °C |  | 1 |
| Operating Junction Temperature Range | TJ | -40 |  | 105 | °C |  | 1 |
| Drain-Source Breakdown Voltage | V(BR)DSS | -20 |  |  | V | VGS=0V, IDS=-250µA | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 1 | µA | VDS=-20V, VGS=0V | 2 |
| Gate-Body Leakage | IGSS | -100 |  | 100 | nA | VGS=±12V, VDS=0V | 2 |
| Gate Threshold Voltage | VGS(th) | -0.4 |  | -1 | V | VDS=VGS, IDS=-250µA | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  |  | 28 | mΩ | VGS=-4.5V, ID=-4.1A | 2 |
| Drain-Source On-State Resistance | RDS(ON) |  |  | 38 | mΩ | VGS=-2.5V, ID=-3A | 2 |
| Maximum Continuous Drain to Source Diode Forward Current | IS |  |  | -5 | A |  | 2 |
| Maximum Pulsed Drain to Source Diode Forward Current | ISM |  |  | -16 | A |  | 2 |
| Drain to Source Diode Forward Voltage | VSD |  |  | -1.2 | V | VGS=0V, IS=-4.1A | 2 |

## CAD (KiCad official)

- Symbol: `FDC604P`
- Footprint: `Package_TO_SOT_SMD:SOT-23-6`
- 3D model: SOT-23-6 (KiCad packages3D, STEP)
- 3D model files: `fdc604p-etched.step` / `fdc604p-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `fdc604p.step` / `fdc604p.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [UMW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755877476948295680) (7 pp, sha256 `b805a600283cc9c9`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-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).

[Datasheet PDF](docs/fdc604p-datasheet.pdf)