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TC4056A is a single-cell Li-ion battery charge management IC with linear constant-current / constant-voltage control. It features battery reverse polarity protection and withstands positive and negative pulses. Works from a USB port or an adapter; no external MOSFET, sense resistor or blocking diode required.
- Charge current: up to 1000 mA, set by an external resistor
- Charge termination voltage: 4.25 V, ±1% accuracy
- Termination: C/10
- Battery drain without charger: below 2 µA
- Standby supply current: 40 µA
- Package: thermally enhanced ESOP-8
Also: 0 V battery charge activation, thermal regulation, charge current monitor, undervoltage lockout, automatic recharge, soft start, two open-drain status outputs for dual LEDs. Variants: 4056E, TC4056A/F, YX4056C, CL4056D, TC4056H, LN4056H, LP4056HSPF, AXS4056, LR4056, CSM4056T.
Brand:
FM (Fuman)
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