# 74437324012

**Würth Elektronik** · Inductors, Coils, Chokes · 2-SMD

74437324012 from Würth Elektronik, in a 2-SMD. 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 | 1 | passive | Inductor terminal at the start of winding (marked with a dot); 1.2 µH ±20% at 100 kHz/10 mA, rated current 5.85 A max. (ΔT = 40 K), operating voltage 120 V DC max. |
| 2 | 2 | passive | Second inductor terminal (end of winding); DC resistance 25 mΩ typ. and 30 mΩ max. at 20 °C, saturation current 6.3 A typ. at 10% inductance drop. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Würth Elektronik |
| Package | 2-SMD |
| Category | Inductors, Coils, Chokes |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `74437324012`
- Footprint: `Adom_Gen:W_rth_Elektronik_74437324012`
- 3D model: 2-SMD (KiCad packages3D, STEP)
- 3D model files: `74437324012-etched.step` / `74437324012-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74437324012.step` / `74437324012.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Würth Elektronik datasheet](https://www.we-online.com/components/products/datasheet/74437324012.pdf) (8 pp, sha256 `ac4fcaf24474493d`, retrieved 2026-10-27, tier: manufacturer)
- **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/74437324012-datasheet.pdf)