HW-775 Power Bank Module IP5306 5V 2A Boost Charger

The HW-775 power bank module with IP5306-CK chip is a compact and efficient solution for building lithium battery-powered USB chargers. Designed for 3.7V/4.2V 18650 batteries, it integrates charging, boost conversion, and protection features into a single module — ideal for DIY power banks, portable instruments, IoT devices, and embedded projects requiring stable 5V USB output.

Key Specifications

• Model: HW-775
• IC: IP5306-CK
• Input Voltage: 4.5V – 5.5V (via Micro-USB)
• Charging Current: Up to 2.1A
• Output Voltage: 5V (regulated)
• Output Current: Up to 2.1A (continuous)
• Boost Efficiency: Up to 96%
• Battery Type: 3.7V / 4.2V Li-ion (18650 recommended)
• Battery Connector: Through-hole pads (B+ / B−)
• USB Output: USB-A (5V)
• LED Indicator: 4-LED battery level display
• Control Button: Single push-button for power on/off and status check
• Protection: Overcharge, over-discharge, overcurrent, short-circuit
• Module Dimensions: ~68 mm × 35 mm × 8 mm (approx.)
• PCB Color: Blue
• Operating Temperature: 0°C to 45°C

Pinout / Pad Description

• B+ / B−: Battery positive and negative terminals (solder pads for 18650 cell)
• USB IN (Micro-USB): 5V charging input
• USB OUT (USB-A): 5V regulated output to load
• LED1–LED4: Battery level indicators (25% per LED)
• KEY: Push-button — short press to check level, long press to power on/off

Package Includes

• 1 × HW-775 Power Bank Module (IP5306-CK)

Note: Image is for representation purpose only.