Part Number: TP4221B
Function: Mobile Power Single-Chip Solution
Package: SOP 16L Type
Manufacturer: Tpower Semiconductor
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Description
The TP4221B is a power supply designed specifically for mobile single-chip solution, within Integrated charging unit management module, discharge management module, protection module, power Detection and LED indication module. TP4221X Built charging and discharging power MOS, the charging current can be set, The maximum charging current is 1A, the maximum discharge current of 1.2A. TP4221X integrated thermostat charging mode, over temperature protection, overcharge and over-discharge protection, output overvoltage protection, output overloading protection, output short circuit protection almost all chip security features to ensure the safety and protection of lithium-ion batteries, etc. Whole, while TP4221X application circuit is simple, minimal element can be realized charge Power management and discharge management.
Pinouts:
Features
1. Built-in charge and discharge power MOS, no external
2. Input Voltage: 4.3V~6V
3. Charging current: up to 1 A
4. Output current: 1.2A max
5. Output voltage: 5V
6. BAT discharge termination voltage: 2.9V
7. Optional 3/4/5 level battery level indicator
8. Selectable 4.2V/4.35V Charge Cutoff Voltage
9. Maximum 8uA Standby Current
10. Integrated charge management and discharge management
11. Intelligent temperature control and over-temperature protection
TP4221B Datasheet PDF Download
