component
SM7035P
Public Made by Adomby adom
Shenzhen Sunmoon Micro AC-DC Controllers and Regulators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+49@@ -0,0 +1,49 @@+# SM7035P++**Shenzhen Sunmoon Micro** · AC-DC Controllers and Regulators · SOIC-8++SM7035P from Shenzhen Sunmoon Micro, in a SOIC-8. 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 | DRAIN | power_out | Drain of the internal high-voltage power MOSFET (BV_DRAIN = 500V, Rdson ≈ 20Ω). Also supplies VDD via internal JFET/startup circuit charging the VDD cap. |+| 2 | NC | unconnected | No connect (floating pin). Leave open. |+| 3 | FB | input | Feedback input for constant-voltage control. Compared against VFB_CV ≈ 2V threshold; frequency-hopping regulator sets Vout via RFBL/(RFBL+RFBH) = VFB_CV/Vout. Abs max -0.3 to 7V. |+| 4 | VDD | power_in | Chip supply rail, typically 6.0V (abs max -0.3 to 7V). Bypassed with a local cap; charged from DRAIN via internal startup/regulator. IDD ≈ 450µA. |+| 5 | NC | unconnected | No connect (floating pin). Leave open. |+| 6 | NC | unconnected | No connect (floating pin). Leave open. |+| 7 | GND | power_in | Chip ground. Tie to pin 8; recommend ≥8×8mm copper pour on pins 7/8 for thermal dissipation. |+| 8 | GND | power_in | Chip ground. Tie to pin 7; recommend ≥8×8mm copper pour on pins 7/8 for thermal dissipation. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Shenzhen Sunmoon Micro |+| Package | SOIC-8 |+| Category | PMIC |+| Pins | 8 |++## Ordering variants++- `SM7035P`+- `SM7035PSM7035`++## CAD (KiCad official)++- Symbol: `SM7035P`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Shenzhen Sunmoon Micro datasheet](docs/sm7035p-datasheet.pdf) (8 pp, sha256 `c7718abe11a881a2`, retrieved 2026-08-17, 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:** `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/sm7035p-datasheet.pdf)
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