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verification.json Verified: Published by the parts factory: tier mfr, 6 pins · Ray 4d ago

TP4069-4.2V-SOT236

TOPPOWER(Nanjing Extension Microelectronics) · Battery Management · SOT-23-6L

TP4069-4.2V-SOT236 from TOPPOWER(Nanjing Extension Microelectronics), in a SOT-23-6L. 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 charging status indicator output, pulled low while charging and high-impedance otherwise; connect to ground if unused.
2 GND power_in Power supply ground.
3 BAT bidirectional Charger output connected to the battery terminal; absolute maximum -4.2V to 7V, 900mA pin current.
4 VCC power_in Chip power input terminal; input supply 4.35V to 9.0V, absolute maximum 0V to 9V.
5 TS input Battery temperature detection input; charging pauses when VTS is below 45% or above 80% of VCC, and tying it to ground disables the function.
6 PROG bidirectional Charging current setting via a resistor to ground, charging current monitoring, and shutdown when floated; absolute maximum 2mA pin current.

Key specifications

Parameter Value
Manufacturer TOPPOWER(Nanjing Extension Microelectronics)
Package SOT-23-6L
Category Power Management (PMIC)
Pins 6

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 4.35 5 9 V over full operating temperature range 5
Input Supply Current, Charge Mode ICC 95 120 μA Charge Mode, RPROG = 10k 5
Input Supply Current, Standby Mode ICC 95 120 μA Standby Mode (Charge Terminated) 5
Input Supply Current, Shutdown Mode ICC 95 120 μA Shutdown Mode (RPROG Not Connected, VCC < VBAT, or VCC < VUV) 5
Regulated Output (Float) Voltage VFLOAT 4.158 4.2 4.242 V 0 ℃≤ TA ≤ 85 ℃, IBAT=20mA, Rprog=10K 5
BAT Pin Current, Current Mode IBAT 8 11 14 mA RPROG = 100k, Current Mode 5
BAT Pin Current, Current Mode IBAT 90 105 120 mA RPROG = 10k, Current Mode 5
BAT Pin Current, Current Mode IBAT 425 500 575 mA RPROG = 2k, Current Mode 5
BAT Pin Current, Standby Mode IBAT -2.3 -6 μA Standby Mode, VBAT = 4.3V 5
BAT Pin Current, Shutdown Mode IBAT 1 2 μA Shutdown Mode (RPROG Not Connected); printed ±1 typ, ±2 max 5
BAT Pin Current, Sleep Mode IBAT 0 -1 μA Sleep Mode, VCC = 0V 5
Trickle Charge Current ITRIKL 15 20 25 mA VBAT<VTRIKL-0.4V, RPROG=10K 5
VCC Undervoltage Lockout Threshold VUV 3.6 3.8 4 V From VCC Low to High 5
C/10 Termination Current Threshold ITERM 6 8 10 mA RPROG=10K 5
C/10 Termination Current Threshold ITERM 30 50 70 mA RPROG=2K 5
PROG Pin Voltage VPROG 0.9 0.95 1 V RPROG=10K, Current Mode 5
CHRG Pin Output Low Voltage VCHRG 0.15 1 V ICHRG =4.8mA 5
Battery reverse leakage current IBAT 5 9 12 mA Battery reverse, VIN = 5V 5
VCC pin voltage VCC 0 9 V 3
PROG pin voltage PROG 0 V 0V to VCC+0.3V 3
BAT pin voltage BAT -4.2 7 V 3
CHRG pin voltage CHRG -0.3 9 V 3
TS pin voltage TS 0 9 V 3
BAT Pin Current 900 mA 3
PROG Pin Current 2 mA 3
Maximum Junction Temperature TJ 145 ℃ 3
Operating Ambient Temperature Range TA -40 85 ℃ 3
Storage Temperature Range TSTG -65 125 ℃ 3
Lead Temperature 260 ℃ Soldering, 10sec 3
ESD-HBM 4 kV 3

CAD (KiCad official)

  • Symbol: TP4069-4.2V-SOT236
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: tp4069-4-2v-sot236-etched.step / tp4069-4-2v-sot236-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tp4069-4-2v-sot236.step / tp4069-4-2v-sot236.glb are the bare package body.

Provenance

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

  • Datasheet: TOPPOWER(Nanjing Extension Microelectronics) datasheet (11 pp, sha256 3bfa1f3804b6d69c, retrieved 2026-11-02, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-opus-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