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SPX1117M3-L

Public Made by Adom

by adom

MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SPX1117M3-L

MSKSEMI · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223

SPX1117M3-L from MSKSEMI, in a SOT-223. 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 Adj passive Adjustable terminal of the ADJ version, used to set the output voltage through an external resistor divider.
2 Vout power_out Regulated output terminal of the regulator.
3 Vin power_in Input terminal; the absolute maximum input voltage is 18 V.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package SOT-223
Category Power Management (PMIC)
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Reference voltage (ADJ variant) Vref 1.225 1.25 1.275 V Iout=10mA, Vin-Vout=2V; 10mA≤Iout≤1A, 1.5V≤Vin-Vout≤10V 4
Input voltage (absolute maximum) Vin 18 V 3
Maximum junction temperature TJ 125 °C 3
Maximum ambient temperature TA 125 °C 3
Storage temperature Ts -65 150 °C 3
Soldering temperature and time 300 °C 10 S 3
Operating ambient temperature (recommended) 0 125 °C 3

CAD (KiCad official)

  • Symbol: SPX1117M3-L
  • Footprint: Package_TO_SOT_SMD:SOT-223-3_TabPin2
  • 3D model: SOT-223 (KiCad packages3D, STEP)
  • 3D model files: spx1117m3-l-etched.step / spx1117m3-l-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); spx1117m3-l.step / spx1117m3-l.glb are the bare package body.

Provenance

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

  • Datasheet: MSKSEMI datasheet (7 pp, sha256 47e742ed76ca7a1e, retrieved 2026-10-18, 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: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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