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Contents

README

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HX6001-NEC

HEXIN · Battery Management · SOT-23-5

HX6001-NEC from HEXIN, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 CHRG output Open-drain charge status output that is pulled low by an internal N-channel MOSFET while charging and forced high impedance when the charge cycle is complete or during reverse battery lockout / no AC; absolute maximum for CHRG is -0.3V to 7V.
2 GND power_in Ground reference pin for the charger.
3 BAT power_out Charge current output that supplies the battery, regulates the 4.2V float voltage, should be bypassed with at least 1µF, and has an absolute maximum BAT pin current of 800mA with BAT voltage rated -0.3V to 7V.
4 VCC power_in Positive input supply that powers the charger, operates from 4.5V to 6.5V, should be bypassed with at least 1µF, and is rated -0.3V to 7V absolute maximum.
5 PROG bidirectional Charge current program, monitor and shutdown pin: a 1% resistor to ground sets the charge current (IBAT = VPROG/RSET × 900), it servos to 1V in constant-current mode, floating it shuts the charger down, and its absolute maximum is -0.3V to VCC + 0.3V.

Key specifications

Parameter Value
Manufacturer HEXIN
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Input Supply Voltage (VCC) VCC 4.5 5 6.5 V 3
OVLO Threshold VOVLO 6.8 V VIN Rising 3
Regulated Output (Float) Voltage VFLOAT 4.16 4.2 4.24 V 0℃≤ TA ≤85℃ 3
PROG Pin Voltage VPROG 0.95 1 1.05 V RPROG = 2k, Current Mode 3
Sleep Mode supply-related BAT pin current IBAT -2 0.2 2 μA Sleep Mode, VCC = 0V 3
BAT Pin Current, Shutdown Mode IBAT -13 13 μA Shutdown Mode (RPROG Not Connected) 3
Input Supply Current, Standby Mode (Charge Terminated) IQ 48 μA Standby Mode (Charge Terminated) 3
Input Supply Current, Shutdown Mode IQ 80 μA Shutdown Mode (RPROG Not Connected, VCC < VBAT) 3
BAT Pin Current, Current Mode IBAT 90 mA RPROG = 10k, Current Mode 3
BAT Pin Current, Current Mode IBAT 450 mA RPROG = 2k, Current Mode 3
BAT Pin Current, Standby Mode IBAT -7 μA Standby Mode, VBAT = 4.2V 3
Trickle Charge Current ITRIKL 45 mA RPROG = 2k 3
Trickle Charge Threshold Voltage VTRIKL 2.9 V RPROG = 10k, VBAT Rising 3
C/10 Termination Current Threshold ITERM 45 mA RPROG = 2k 3
Recharge Battery Threshold Voltage ΔVRECHRG 250 mV VFLOAT - VRECHRG 3
Input Supply Voltage (absolute maximum) VCC -0.3 7 V 2
PROG Pin Voltage (absolute maximum; max printed as VCC + 0.3V) -0.3 V 2
BAT, CHRG Pin Voltage (absolute maximum) -0.3 7 V 2
BAT Pin Current (absolute maximum) 800 mA 2
Maximum Junction Temperature 150 ℃ 2
Operating Ambient Temperature Range -40 85 ℃ 2
Storage Temperature Range -65 125 ℃ 2
Lead Temperature (Soldering, 10 sec) 265 ℃ Soldering, 10 sec 2
Thermal Limiting Threshold (die temperature, approximate) 120 ℃ Die temperature at which charge current is reduced (approximately) 7

CAD (KiCad official)

  • Symbol: HX6001-NEC
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: hx6001-nec-etched.step / hx6001-nec-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hx6001-nec.step / hx6001-nec.glb are the bare package body.

Provenance

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

  • Datasheet: HEXIN datasheet (8 pp, sha256 1e186ff4e623291c, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF