TP4221B PDF Datasheet – Mobile Power Single-chip Solution

Part Number: TP4221B

Function: Mobile power single-chip solution

Package: SOP 16L Type

Manufacturer: Shenzhen TPOWER Semiconductor


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TP4221B image


A TP4221B is a single-chip solution specially designed for mobile power. Internally integrated charge management module, discharge management module, protection module, power Detection and LED indication module. TP4221X has built-in charge and discharge power MOS, the charge current can be set, the maximum charge current is 1A, and the maximum discharge current is 1.2A.

TP4221X integrates constant temperature charging mode, over-temperature protection, overcharge and over-discharge protection, output over-voltage protection, output overload protection, output short-circuit protection.



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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. Integrated charge management and discharge management
8. Intelligent temperature control and over-temperature protection
9. Support trickle mode and zero voltage charging
10. Support flashlight function, maximum output 100mA


Other data sheets are available within the file: TP4221A, TP4221, TP4221C

TP4221B PDF Datasheet

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