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ST1S10PHR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, SOIC-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+48@@ -0,0 +1,48 @@+# ST1S10PHR++**STMicroelectronics** · DC-DC Converters · SOIC-8-EP++ST1S10PHR from STMicroelectronics, in a SOIC-8-EP. 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 | VIN_A | power_in | Analog input supply voltage. Tie to the VIN supply source. Absolute maximum -0.3 to 20 V. |+| 2 | INH | input | Inhibit pin, active low. Connect to VIN_A if not used to enable the regulator. Absolute maximum -0.3 V to VIN_A. |+| 3 | VFB | input | Feedback voltage input for external resistor divider used to program VOUT from 0.8 V up to 0.85*VIN_SW. Absolute maximum -0.3 to 2.5 V, FB current -1 to +1 mA. |+| 4 | AGND | power_in | Analog ground return for the control circuitry. Connect to the ground plane, kept separate from PGND at the reference point. |+| 5 | SYNC | input | Synchronization and frequency select. Tie to GND for 900 kHz free-running operation, or drive with an external clock from 400 kHz to 1.2 MHz. Absolute maximum -0.3 to 6 V. |+| 6 | VIN_SW | power_in | Power input supply voltage for the internal switching power stage. Tie to the VIN power supply source, decoupled with a 4.7 µF capacitor. Absolute maximum -0.3 to 20 V. |+| 7 | SW | output | Switching node output for the external inductor of the step-down converter. Absolute maximum -0.3 to 20 V, up to 3 A output current capability. |+| 8 | PGND | power_in | Power ground return for the internal low-side switch. Connect to the ground plane close to the input capacitor. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOIC-8-EP |+| Category | PMIC |+| Pins | 8 |++## Ordering variants++- `ST1S10PHRPHR`+- `ST1S10PHRPUR`++## CAD (KiCad official)++- Symbol: `ST1S10PHR`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8-EP (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/st1s10phr.pdf) (26 pp, sha256 `6d16dc400027720c`, 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/st1s10phr-datasheet.pdf)
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