# YJS2308A

**Yangzhou Yangjie Elec Tech** · MOSFETs · SOT-23-6L

YJS2308A from Yangzhou Yangjie Elec Tech, in a SOT-23-6L. 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 | G1 | input | Gate of the N-channel MOSFET (gate-source voltage max ±10 V). |
| 2 | S2 | passive | Source of the P-channel MOSFET (VDS -20 V, ID -3.7 A). |
| 3 | G2 | input | Gate of the P-channel MOSFET (gate-source voltage max ±10 V). |
| 4 | D2 | passive | Drain of the P-channel MOSFET (VDS -20 V, ID -3.7 A at TA=25℃). |
| 5 | S1 | passive | Source of the N-channel MOSFET (VDS 20 V, ID 5.6 A). |
| 6 | D1 | passive | Drain of the N-channel MOSFET (VDS 20 V, ID 5.6 A at TA=25℃). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| Package | SOT-23-6L |
| 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 |
|---|---|---|---|---|---|---|---|
| N-ch Drain-Source Breakdown Voltage | BVDSS | 20 |  |  | V | VGS=0V, ID=250μA | 2 |
| N-ch Zero Gate Voltage Drain Current | IDSS |  |  | 1 | μA | VDS=20V, VGS=0V | 2 |
| N-ch Gate-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±10V, VDS=0V | 2 |
| N-ch Gate Threshold Voltage | VGS(th) | 0.5 | 0.62 | 1 | V | VDS=VGS, ID=250μA | 2 |
| N-ch Static Drain-Source On-Resistance | RDS(ON) |  | 19.5 | 25 | mΩ | VGS=4.5V, ID=4.5A | 2 |
| N-ch Static Drain-Source On-Resistance | RDS(ON) |  | 25 | 32 | mΩ | VGS=2.5V, ID=3A | 2 |
| N-ch Static Drain-Source On-Resistance | RDS(ON) |  | 33 | 49 | mΩ | VGS=1.8V, ID=2A | 2 |
| N-ch Diode Forward Voltage | VSD |  |  | 1.2 | V | IS=5.6A, VGS=0V | 2 |
| P-ch Drain-Source Breakdown Voltage | BVDSS | -20 |  |  | V | VGS=0V, ID=-250μA | 3 |
| P-ch Zero Gate Voltage Drain Current | IDSS |  |  | -1 | μA | VDS=-20V, VGS=0V | 3 |
| P-ch Gate-Body Leakage Current | IGSS | -100 |  | 100 | nA | VGS=±10V, VDS=0V | 3 |
| P-ch Gate Threshold Voltage | VGS(th) | -0.4 | -0.62 | -1 | V | VDS=VGS, ID=-250μA | 3 |
| P-ch Static Drain-Source On-Resistance | RDS(ON) |  | 49 | 64 | mΩ | VGS=-4.5V, ID=-3.5A | 3 |
| P-ch Static Drain-Source On-Resistance | RDS(ON) |  | 59 | 80 | mΩ | VGS=-2.5V, ID=-3A | 3 |
| P-ch Static Drain-Source On-Resistance | RDS(ON) |  | 79 | 110 | mΩ | VGS=-1.8V, ID=-2A | 3 |
| P-ch Diode Forward Voltage | VSD |  |  | -1.2 | V | IS=-3.7A, VGS=0V | 3 |
| N-ch Drain-source Voltage (absolute maximum) | VDS |  |  | 20 | V | TA=25℃ unless otherwise noted | 1 |
| P-ch Drain-source Voltage (absolute maximum) | VDS | -20 |  |  | V | TA=25℃ unless otherwise noted | 1 |
| Gate-source Voltage (N and P, absolute maximum) | VGS | -10 |  | 10 | V | TA=25℃ unless otherwise noted | 1 |
| N-ch Drain Current (absolute maximum) | ID |  |  | 5.6 | A | TA=25℃ | 1 |
| N-ch Drain Current (absolute maximum) | ID |  |  | 4.5 | A | TA=70℃ | 1 |
| P-ch Drain Current (absolute maximum) | ID | -3.7 |  |  | A | TA=25℃ | 1 |
| P-ch Drain Current (absolute maximum) | ID | -3 |  |  | A | TA=70℃ | 1 |
| N-ch Pulsed Drain Current (absolute maximum) | IDM |  |  | 19 | A | Pulse, see note A | 1 |
| P-ch Pulsed Drain Current (absolute maximum) | IDM | -15 |  |  | A | Pulse, see note A | 1 |
| Total Power Dissipation (N and P) | PD |  |  | 1.3 | W | TA=25℃ | 1 |
| Total Power Dissipation (N and P) | PD |  |  | 0.8 | W | TA=70℃ | 1 |
| Thermal Resistance Junction-to-Ambient | RθJA |  |  | 96 | ℃/W | Mounted on 1 in 2 pad of 2oz copper (note B) | 1 |
| Junction and Storage Temperature Range | TJ ,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 | copper |  | mounting surface of the drain pins. RθJC is guaranteed by design, while RθJA is determined by the board design. The maximum rating presented here is based on mounting on a 1 in 2 pad of 2oz copper. | 2 |

## CAD (KiCad official)

- Symbol: `YJS2308A`
- Footprint: `Package_TO_SOT_SMD:SOT-23-6`
- 3D model: SOT-23-6L (KiCad packages3D, STEP)
- 3D model files: `yjs2308a-etched.step` / `yjs2308a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `yjs2308a.step` / `yjs2308a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Yangzhou Yangjie Elec Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917859480821760) (10 pp, sha256 `73c4b12c0cda6fff`, retrieved 2026-10-19, 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/yjs2308a-datasheet.pdf)