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Contents

README

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SGM2210-ADJXN5G

SGMICRO · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

SGM2210-ADJXN5G from SGMICRO, in a SOT-23-5. 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 IN power_in Input Supply Voltage Pin (2.5V to 20V operating; 22V absolute max). Requires a 2.2µF or larger ceramic decoupling capacitor from IN to GND placed as close as possible to the pin.
2 GND power_in Device ground return.
3 EN input Enable pin. Drive EN high (VIH ≥ 1.3V) to turn on the regulator; drive EN low (VIL ≤ 0.4V) to shut down. EN pin input current is typically 300nA (max 600nA at 25°C). Do not leave floating.
4 ADJ input Feedback Voltage Input Pin (adjustable version only). Connect to the midpoint of an external resistor divider from OUT to GND to set VOUT = VFB × (1 + R1/R2), where VFB = 1.2V typical. ADJ pin current is typically 1nA (max 3nA). Absolute max ADJ voltage is 2V. Place divider resistors as close as possible to this pin.
5 OUT power_out Regulator Output Pin (1.2V to 12V adjustable; 300mA max output current, typical current limit 900mA). Requires an effective ceramic output capacitor of 1µF to 22µF placed close to the pin for stability.

Key specifications

Parameter Value
Manufacturer SGMICRO
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • SGM2210-ADJXN5G/TR
  • SGM2210-1.2XN5G/TR
  • SGM2210-1.8XN5G/TR
  • SGM2210-2.5XN5G/TR
  • SGM2210-3.3XN5G/TR
  • SGM2210-5.0XN5G/TR

CAD (KiCad official)

  • Symbol: SGM2210-ADJXN5G
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: sgm2210-adjxn5g-etched.step / sgm2210-adjxn5g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sgm2210-adjxn5g.step / sgm2210-adjxn5g.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
sgm2210-adjxn5g.step 85 KB You want the bare part, or you mark your own boards.
sgm2210-adjxn5g-etched.step 2.4 MB You want the part with SGM2210-ADJXN5G already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 600 faces against 102 in the bare model. It survives export, section views, and rendering in any CAD tool, and it drops straight into KiCad or Fusion with no extra setup.

Provenance

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

  • Datasheet: SGMICRO datasheet (16 pp, sha256 19a20c9c3a55298c, retrieved 2026-08-17, tier: lcsc)
  • 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