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Contents

README

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FBC4067YSOT236G

Full Way · Battery Management · SOT-23-6L

FBC4067YSOT236G from Full Way, in a SOT-23-6L. 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 CHRG output Open-drain charge status indicator. Pulled low internally while the charger is actively charging the battery; goes to high-impedance when charging ends. Typical VOL = 0.5V at ICHRG = 5mA; withstands up to 30V in high-Z state. Leave floating or tie to GND if unused.
2 GND power_in Device ground reference (电源地). Return path for VCC supply current and reference for PROG resistor.
3 VBAT power_out Battery positive terminal. Delivers charge current up to 500mA and regulates to the 4.2V float voltage. In standby (battery full) or with VCC absent, BAT leakage is <2μA. Absolute maximum voltage: -0.3V to 12V. Includes reverse-battery protection (~80μA at VBAT = -3.8V).
4 VCC power_in Charger input supply. Recommended operating range 4.5V-6.5V (typical 5.5V); absolute maximum 30V. OVP triggers at 7.3V (rising) with ~500mV hysteresis. Charging starts when VCC exceeds the UVLO threshold (~3.7V) AND is at least 100mV above VBAT; if VCC-VBAT drops below 50mV or VCC falls below UVLO, the device enters low-power shutdown (BAT draw = 0).
5 STDBY output Open-drain charge-complete indicator. Pulled low when the charge cycle terminates (drives an indicator LED on); high-impedance during charging. Typical VOL = 0.5V at ISTDBY = 5mA; withstands up to 30V in high-Z state.
6 PROG input Charge-current programming pin. Connect a resistor RPROG from PROG to GND to set constant-current charge level: IBAT = 1000V / RPROG (minimum RPROG = 2kΩ, giving 500mA). PROG regulates to ~0.1V in trickle mode and ~1.0V in constant-current mode; when its voltage falls below 100mV for >1.58ms the charger terminates (C/5 termination). Absolute maximum voltage 10V; maximum current 1mA.

Key specifications

Parameter Value
Manufacturer Full Way
Package SOT-23-6L
Category PMIC
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • FBC4067YSOT236G/TR

CAD (KiCad official)

  • Symbol: FBC4067YSOT236G
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: fbc4067ysot236g-etched.step / fbc4067ysot236g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fbc4067ysot236g.step / fbc4067ysot236g.glb are the bare package body.

Provenance

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

  • Datasheet: Full Way datasheet (7 pp, sha256 3d75ae5cb720460f, 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