ZR431F01TA

@@ -0,0 +1,47 @@+# ZR431F01TA++**Diodes Incorporated** · Voltage Reference · SOT-23++ZR431F01TA from Diodes Incorporated, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VREF | input | Reference / feedback input. Internally compared to the 2.5 V bandgap reference; tie to the divider tap between the output and GND to program VZ = (1 + R1/R2) x VREF. Input current ~0.12 uA typ, 1.0 uA max. |+| 2 | VZ | power_in | Cathode / regulated output terminal. Sinks 0.05 mA to 100 mA in operation (150 mA absolute max) and clamps to the programmed VZ set by the VREF divider. Max cathode voltage 20 V. |+| 3 | GND | power_in | Anode / device ground return. All voltages in the datasheet are referenced to this pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Diodes Incorporated |+| Package | SOT-23 |+| Category | PMIC |+| Pins | 3 |++## Ordering variants++- `ZR431F01TAF005-7`+- `ZR431F01TAF005TA`+- `ZR431F01TAF01-7`+- `ZR431F01TAF01TA`+- `ZR431F01TAFTA`+- `ZR431F01TAGTA`++## CAD (KiCad official)++- Symbol: `ZR431F01TA`+- Footprint: `Package_TO_SOT_SMD:SOT-23`+- 3D model: SOT-23 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/ZR431F01TA.pdf) (11 pp, sha256 `93e5c58d4c91bc6c`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/zr431f01ta-datasheet.pdf)

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