# KP40512SGA

**Kiwi Instruments** · Power Distribution Switches · SOP-8

KP40512SGA from Kiwi Instruments, in a SOP-8. 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 | HV | input | Drain-detect pin, with an operating voltage range of -1 to 180 V (absolute limit listed as HV pin operating voltage -1 to 180 V). |
| 2 | VDD | power_in | IC supply pin with VDD turn-on voltage 3.8 V, turn-off voltage 3.5 V, and VDD operating voltage range -0.3 to 12 V; VDD DC clamp current is 5 mA. |
| 3 | GND | power_in | IC reference ground pin. |
| 4 | GND | power_in | IC reference ground pin. |
| 5 | Drain | passive | Drain of the built-in power MOSFET, rated for a drain operating voltage range of -1 to 100 V and a DC drain current of 10 A for the KP40512SG variant. |
| 6 | Drain | passive | Drain of the built-in power MOSFET, rated for a drain operating voltage range of -1 to 100 V and a DC drain current of 10 A for the KP40512SG variant. |
| 7 | Drain | passive | Drain of the built-in power MOSFET, rated for a drain operating voltage range of -1 to 100 V and a DC drain current of 10 A for the KP40512SG variant. |
| 8 | Drain | passive | Drain of the built-in power MOSFET, rated for a drain operating voltage range of -1 to 100 V and a DC drain current of 10 A for the KP40512SG variant. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Kiwi Instruments |
| Package | SOP-8 |
| Category | Power Management (PMIC) |
| Pins | 8 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| HV pin working voltage range |  | -1 |  | 180 | V |  | 3 |
| Drain pin working voltage range |  | -1 |  | 100 | V |  | 3 |
| VDD pin working voltage range |  | -0.3 |  | 12 | V |  | 3 |
| VDD DC clamp current |  |  |  | 5 | mA |  | 3 |
| Chip operating junction temperature (absolute maximum) |  |  |  | 150 | °C |  | 3 |
| Storage temperature |  | -40 |  | 150 | °C |  | 3 |
| Pin temperature (soldering) |  |  |  | 260 | °C | soldering 10 s | 3 |
| ESD capability (human body model) |  |  |  | 2.5 | kV | human body model | 3 |
| Recommended chip operating junction temperature |  | -40 |  | 125 | °C |  | 3 |
| SR MOSFET turn-off threshold (Vth_off) | Vth_off | -5 | 0 | 5 | mV |  | 3 |
| Package thermal resistance, junction to ambient (SOP-8) |  |  |  | 165 | °C/W |  | 3 |

## CAD (KiCad official)

- Symbol: `KP40512SGA`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `kp40512sga-etched.step` / `kp40512sga-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kp40512sga.step` / `kp40512sga.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Kiwi Instruments datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588943559118491648) (6 pp, sha256 `5c675ec93111c771`, retrieved 2026-10-19, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **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/kp40512sga-datasheet.pdf)