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Contents

README

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ME6118A33PG

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

ME6118A33PG 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 GND power_in Ground reference for the LDO. Connect to the system ground plane; also acts as the thermal path via the package tab on SOT-89.
2 VIN power_in Unregulated input supply, 2.5V to 18V (absolute max 18V). Requires a 10uF input capacitor (CIN) to ground close to the pin. Must be at least VOUT + dropout (≈ 3.3V + 0.68V @ 800mA) for regulation.
3 VOUT power_out Regulated 3.3V output, capable of >1A (typ 800mA IOUTMAX spec). Requires a 10uF output capacitor (COUT) to ground for stability. Internally current-limited to ~1.1A and thermal-shutdown protected.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • ME6118A33PG
  • ME6118A33PGA33B3G
  • ME6118A33PGA12B3G
  • ME6118A33PGA18B3G
  • ME6118A33PGA25B3G
  • ME6118A33PGA50B3G
  • ME6118A33PGE25B3G
  • ME6118A33PGE33B3G
  • ME6118A33PGA33M3G
  • ME6118A33PGH33M3G
  • ME6118A33PGL50K3G

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Output Voltage (effective) VOUT(E) 0.98 X IOUT=10mA, VIN= VOUT+1.2V 6
Output Voltage (specified) VOUT(T) 1.02 X 6
Maximum Output Current IOUTMAX 800 mA VIN= VOUT+1.2V 6
Load Regulation ΔVOUT 7 mV VIN= VOUT+1.2V, 1mA≤IOUT≤800mA 6
Dropout Voltage VDIF1 80 mV IOUT =100mA 6
Dropout Voltage VDIF2 400 mV IOUT =500mA 6
Dropout Voltage VDIF3 680 mV IOUT =800mA 6
Dropout Voltage VDIF4 1300 mV IOUT =1000mA 6
Quiescent Current Iss 53 uA VIN= VOUT+1.2V 6
Line Regulation ΔVOUT 2 mV IOUT =0mA, VOUT+1.2V ≤VIN≤18V 6
Thermal Shutdown Protection Tsd 160 ℃ IOUT=10mA, VIN= VOUT+1.2V 6
Over Current Protection Ilimit 1.1 A VIN=5.0V 6
Input Voltage VIN 18 V 4
Output Current IOUT 1.1 A 4
Operating Temperature Range TOPR -40 125 ℃ 4
Storage Temperature Range TSTG -40 150 ℃ 4
Lead Temperature 260 ℃ 4sec 4
Thermal Resistance Junction-to-Ambient (SOT89-3) θja 100 ℃/W SOT89-3 package 4
Operating Voltage Range 2.5 18 V 1
Output Capacitance (minimum, tantalum) 10 µF Output capacitor, tantalum 11
Output Capacitor ESR 0.5 Ω Output capacitor 11

CAD (KiCad official)

  • Symbol: ME6118A33PG
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89-3 (KiCad packages3D, STEP)
  • 3D model files: me6118a33pg-etched.step / me6118a33pg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); me6118a33pg.step / me6118a33pg.glb are the bare package body.

Provenance

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

  • Datasheet: MICRONE datasheet (17 pp, sha256 a7f450566318afe8, 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