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TP4065 Li-ion Battery Charging IC – SOT23-5, Ideal for Portable Devices, Single Cell

Available:In Stock

Product SKU: INTEG346

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₹ 25 ~~₹ 39~~

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Highlights

Original, High Quality
KitsGuru Warranty
1A charge current
Single-cell Li-ion/Li-Po
USB charging support
Thermal regulation
Auto recharge
SOT23-5 compact package

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🏠 Warehouse Details:

36 H - 170 L

Specification

Description

TP4065 Li-ion Battery Charging IC – SOT23-5, Ideal for Portable Devices, Single Cell:

The TP4065 Li-ion Battery Charging IC is a compact and high-efficiency solution designed for charging single-cell 3.7V Li-ion or Li-Po batteries. Packaged in a space-saving SOT23-5, it supports USB-powered charging, making it ideal for portable electronics and space-constrained designs.

Technical Details

Model: TP4065
Package: SOT23-5
Battery Support: Single-cell 3.7V Li-ion/Li-Po
Input Voltage: 4V to 8V (USB-compatible)
Charge Voltage: 4.2V ±1%
Charge Current: Up to 1000mA (adjustable via resistor)
Shutdown Current: < 10μA
Recharge Threshold: ~4.05V
Charge Termination: C/10
Thermal Protection: Built-in thermal regulation

Features

Supports single-cell 3.7V Li-ion/Li-Po batteries
Up to 1A programmable charge current
Constant-current/constant-voltage (CC/CV) charging mode
Automatic recharge function
Built-in thermal regulation prevents overheating
Trickle charging for deeply discharged batteries
C/10 charge termination for safety
Charge status indication via output pin
Reverse battery protection
Compact 5-pin SOT23-5 package

Applications

USB Li-ion Battery Chargers: Enable direct charging of single-cell batteries from USB ports without the need for external protection circuitry.

18650 and Single-Cell Battery Packs: Ideal for charging standard 3.7V Li-ion cells like 18650, commonly used in flashlights, vapes, and battery banks.

Wearable Electronics: Compact SOT23-5 package makes it suitable for space-constrained wearable designs such as fitness trackers and smart bands.

Portable Gadgets and Tools: Used in handheld devices like electric screwdrivers, remote controls, or toys requiring safe and efficient charging circuits.