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Contents

README

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SL9193M28SE

Slkor SLKORMICRO Elec · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

SL9193M28SE from Slkor SLKORMICRO Elec, 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 VIN power_in Power input voltage. Operating range 2 V to 6.5 V (abs max -0.3 to 7 V). Decouple with a 1 uF ceramic capacitor to GND placed as close as possible to the pin.
2 GND power_in Device ground reference. Return path for both input and output decoupling capacitors; use a wide, short copper trace back to this pin.
3 EN input Chip Enable, active-high CMOS logic input. VIH >= 1.2 V enables the regulator; VIL <= 0.4 V shuts it down (I_Q ~ 0 uA, EN leakage ~1 uA). Cannot be left floating; tie to VIN to keep the part permanently on.
4 NC unconnected No internal connection. Leave floating or tie to a static net for mechanical support; do not use as a routing via.
5 VOUT power_out Regulated output voltage (2.8 V for the -28 option). Rated for 300 mA continuous with 450 mA typical current limit; requires a >=1 uF X7R/X5R ceramic output capacitor to GND for stability.

Key specifications

Parameter Value
Manufacturer Slkor SLKORMICRO Elec
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • SL9193M28SE
  • SL9193M28SESA
  • SL9193M28SESC
  • SL9193M28SESQ

CAD (KiCad official)

  • Symbol: SL9193M28SE
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: sl9193m28se-etched.step / sl9193m28se-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sl9193m28se.step / sl9193m28se.glb are the bare package body.

Provenance

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

  • Datasheet: Slkor SLKORMICRO Elec datasheet (11 pp, sha256 43843d93e52d0dc8, 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