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Contents

README

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ME6239A33PG

MICRONE · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89-3

ME6239A33PG from MICRONE, in a SOT-89-3. 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 VSS power_in Ground reference. Connect to system ground.
2 VIN power_in Power supply input. Accepts 5.0V to 30V. Requires 10uF input capacitor; when VIN > 15V, use electrolytic or tantalum instead of ceramic to suppress hot-plug spikes that can exceed 40V.
3 VOUT power_out Regulated voltage output. Fixed 3.3V for the A33 variant, up to 250mA. Requires 10uF ceramic output capacitor (X5R/X7R) for stability; increase to 20-100uF to reduce startup overshoot. Short-circuit current typ. 42mA.

Key specifications

Parameter Value
Manufacturer MICRONE
Package SOT-89-3
Category PMIC
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • ME6239A33PG
  • ME6239A33PGM3G
  • ME6239A33PGTG

CAD (KiCad official)

  • Symbol: ME6239A33PG
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89-3 (KiCad packages3D, STEP)
  • 3D model files: me6239a33pg-etched.step / me6239a33pg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); me6239a33pg.step / me6239a33pg.glb are the bare package body.

Provenance

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

  • Datasheet: MICRONE datasheet (8 pp, sha256 255bee82f561b5d6, 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