TP4056 Li-ion Battery Charger with 5V Boost Converter Module (Micro USB)

TP4056 Li-ion Charger + 5V Boost Converter Combo Module

A compact all-in-one module combining a TP4056-based lithium-ion battery charger with a built-in boost converter. Charge your 3.7V Li-ion/LiPo battery via Micro USB and simultaneously output a stable 5V for powering your project — perfect for portable DIY power banks and IoT devices.

Key Features

• Micro USB input for convenient charging
• TP4056 IC for safe 1A Li-ion/LiPo charging
• Built-in boost converter: outputs stable 5V from 3.7V battery
• Simultaneous charge and discharge support
• Onboard protection: overcharge, over-discharge, and short circuit
• Compact green PCB with labeled pads (BAT+, BAT-, IN+, IN-, VOUT+, VOUT-)

Specifications

• Input: 4.5V–5.5V via Micro USB
• Charging Current: 1A (max)
• Battery: 3.7V Li-ion / LiPo
• Output Voltage: 5V (boosted)
• Output Current: up to 600mA

Applications

• DIY power banks
• Arduino / ESP8266 / ESP32 portable projects
• IoT sensor nodes
• Wearable electronics