# AIP7815

**Wuxi I-core Elec** · Linear Voltage Regulators (LDO) · TO-220

AIP7815 from Wuxi I-core Elec, in a TO-220. 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 | INPUT | power_in | Input voltage pin; recommended VIN for AiP7815 is 17.5V to 30V (absolute rating 7.0~35V). |
| 2 | COMMON | power_in | Common (ground) pin of the regulator, with quiescent current Id of 8mA max at TJ=25℃. |
| 3 | OUTPUT | power_out | Regulated 15V output (14.4V to 15.6V at TJ=25℃) with output current above 1A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Wuxi I-core Elec |
| Package | TO-220 |
| Category | Power Supply Chip |
| 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 |
|---|---|---|---|---|---|---|---|
| Output voltage | VO | 14.4 | 15 | 15.6 | V | TJ=25℃ | 8 |
| Output voltage | VO | 14.25 | 15 | 15.75 | V | VIN=17.5~28V, IO=5~1000mA | 8 |
| Line regulation | ΔVO |  |  | 300 | mV | VIN=17.5~30V, TJ=25℃ | 8 |
| Line regulation | ΔVO |  |  | 150 | mV | VIN=20~26V, TJ=25℃ | 8 |
| Load regulation | ΔVO |  |  | 300 | mV | IO=5~1500mA, TJ=25℃ | 8 |
| Load regulation | ΔVO |  |  | 150 | mV | IO=250~750mA, TJ=25℃ | 8 |
| Quiescent current | Id |  |  | 8 | mA | TJ=25℃ | 8 |
| Quiescent current change | ΔId |  |  | 1 | mA | VIN=17.5~30V | 8 |
| Quiescent current change | ΔId |  |  | 0.5 | mA | IO=5~1000mA | 8 |
| Supply rejection ratio | SVR | 54 |  |  | dB | VIN=18.5~28.5V, f=120Hz | 8 |
| Input voltage (recommended) | VIN | 17.5 |  | 30 | V | AiP7815 | 6 |
| Output current (recommended) | IO |  |  | 100 | mA |  | 6 |
| Junction temperature (recommended) | TJ | -40 |  | 125 | ℃ |  | 6 |
| Ambient operating temperature | TA | -40 |  | 85 | ℃ |  | 6 |
| Input supply voltage (absolute max) | VIN | 7 |  | 35 | V |  | 6 |
| Power dissipation | PD |  |  | 10 | W |  | 6 |
| Junction temperature | TJ |  |  | 150 | ℃ |  | 6 |
| Storage temperature | Tstg | -65 |  | 150 | ℃ |  | 6 |
| Thermal resistance junction-ambient | RJA |  |  | 54 | ℃/W | TO220 | 6 |
| Thermal resistance junction-case | RJC |  |  | 5 | ℃/W | TO220 | 6 |
| Output voltage drift | ΔVO/ΔT |  | -1 |  | mV/℃ | IO=5mA | 8 |
| Output noise voltage | eN |  | 90 |  | μV/VO | B=10Hz~100kHz, TJ=25℃ | 8 |
| Dropout voltage | Vd |  | 2 |  | V | IO=1A, TJ=25℃ | 8 |
| Output resistance | RO |  | 19 |  | mΩ | f=1kHz | 8 |
| Short-circuit current | ISC |  | 0.23 |  | A | VIN=35V, TJ=25℃ | 8 |
| Short-circuit peak current | ISCP |  | 2.2 |  | A | TJ=25℃ | 8 |

## CAD (KiCad official)

- Symbol: `AIP7815`
- Footprint: `Package_TO_SOT_THT:TO-220-3_Vertical`
- 3D model: TO-220 (KiCad packages3D, STEP)
- 3D model files: `aip7815-etched.step` / `aip7815-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `aip7815.step` / `aip7815.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Wuxi I-core Elec datasheet](docs/aip7815-datasheet.pdf) (15 pp, sha256 `31c56b08bd6645fa`, retrieved 2026-10-31, 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-sonnet-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/aip7815-datasheet.pdf)