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Contents

README

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FH3016FDZ

XIN FEI HONG · Battery Management · SOT-23-6

FH3016FDZ from XIN FEI HONG, in a SOT-23-6. 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 DOUT output Discharge control output. Drives the gate of the external discharge-side N-MOSFET Q2. High level ≈ VDD-0.2 V @ 10 µA (turns Q2 on); low level ≤ 0.4 V @ 10 µA (turns Q2 off during over-discharge / over-current-discharge / short-circuit protection).
2 VM input Charge/discharge current-sense input. Connected through a current-limit resistor (typ. 1 kΩ, R2 recommended 2.2 kΩ, range 500 Ω-4.7 kΩ) to the source of the external charge-side N-MOSFET Q1 / battery pack negative terminal. Senses the voltage drop across Q1+Q2 to detect over-current and short-circuit conditions. Internal ~1.5 MΩ pull-up to VDD and ~20 kΩ pull-down to VSS.
3 COUT output Charge control output. Drives the gate of the external charge-side N-MOSFET Q1. High level ≈ VDD-0.2 V (Q1 on); driven low (via ~4 MΩ pull-down) during over-charge / over-current-charge protection to disconnect the charger.
4 NC unconnected No connection. Leave floating (悬空).
5 VDD power_in Positive power supply / battery-cell positive sense input. Operating range 1.5 V to 6 V (abs max -0.3 V to +6 V). Requires a 0.1 µF ceramic decoupling capacitor to VSS through the recommended 330 Ω series resistor R1 (R1 < R2).
6 VSS power_in Ground / battery-cell negative terminal. All voltages are referenced to VSS.

Key specifications

Parameter Value
Manufacturer XIN FEI HONG
Package SOT-23-6
Category PMIC
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • FH3016FDZFDL
  • FH3016FDZFDA
  • FH3016FDZFDM
  • FH3016FDZFDN
  • FH3016FDZFDO
  • FH3016FDZDCH
  • FH3016FDZFDY
  • FH3016FDZ
  • FH3016FDZFHB

CAD (KiCad official)

  • Symbol: FH3016FDZ
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: fh3016fdz-etched.step / fh3016fdz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fh3016fdz.step / fh3016fdz.glb are the bare package body.

Provenance

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

  • Datasheet: XIN FEI HONG datasheet (11 pp, sha256 b4eb49239e5357da, 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