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Contents

README

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SY6288CAAC

Silergy Corp · AC-DC Controllers and Regulators · SOT-23-5

SY6288CAAC from Silergy Corp, 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 OUT power_out Switched power output pin. Delivers the switched VIN rail (2.5V-5.5V) to the load, up to 2A current limit. A low-ESR 150 uF aluminum electrolytic or tantalum between OUT and GND is strongly recommended. Automatically discharged through ~10 Ω at shutdown.
2 GND power_in Device ground reference. Connect to the system ground plane.
3 OCB output Open-drain fault flag output. Pulls low (ROCB ~10 Ω) to signal over-current or fault conditions after a ~10 ms deglitch (TOCB_Delay). Requires an external pull-up resistor (typ. 10 kΩ to 100 kΩ).
4 EN input Active-high ON/OFF control input for the SY6288C variant. Logic-high (VIH >= 2V) turns the switch on; logic-low (VIL <= 0.8V) turns it off. Do not float. Absolute range -0.3V to VIN+0.3V.
5 IN power_in Input supply pin. Accepts 2.5V to 5.5V distribution voltage. UVLO threshold ~2.4V with ~0.1V hysteresis. Bypass with a local input capacitor (10 uF typical).

Key specifications

Parameter Value
Manufacturer Silergy Corp
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • SY6288CAAC
  • SY6288CAACCCAC
  • SY6288CAACCFAC

CAD (KiCad official)

  • Symbol: SY6288CAAC
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: sy6288caac-etched.step / sy6288caac-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sy6288caac.step / sy6288caac.glb are the bare package body.

Provenance

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

  • Datasheet: Silergy Corp datasheet (10 pp, sha256 4fe13f0ecd9c2338, retrieved 2026-08-17, tier: manufacturer)
  • 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