HW-775 Power Bank DIY Board | IP5306-CK | 5V 2A Mobile Power Module with 4-LED Capacity Indicator

✅ Product Description
The HW-775 Power Bank Module with IP5306-CK chip is a compact, efficient, and reliable solution for building custom power banks and lithium battery-powered USB chargers. Designed for 3.7V/4.2V 18650 lithium-ion batteries, it supports charging, boost conversion, and battery protection in one module.

Equipped with a capacity control button and 4-LED battery indicator, it provides a clear visual status of battery charge levels. The board supports fast 2A output and includes multiple built-in safety features, making it ideal for DIY electronics, portable USB power banks, and embedded mobile charging systems.

🔋 Key Features & Benefits:

• Supports charge, discharge, and boost conversion modes

• Integrated charging and discharging protection

• 4-LED battery level display and one-click battery check button

• High efficiency boost output with up to 96% conversion rate

• Ideal for 18650 lithium battery DIY projects

📐 Technical Specifications:

• Model: HW-775 (IP5306-CK)

• Input Voltage: 4.65V – 5.5V DC

• Charging Current: 0 – 2.1A

• Output Voltage: 5V

• Output Current: 0 – 2.1A

• Full Charge Voltage: 4.2V ±1%

• Discharge Current: 0 – 2.4A

• Quiescent Current (Charging): 100 µA

• Quiescent Current (Discharging): 50 µA

• Discharge Efficiency: Up to 96%

• Operating Temperature: -20°C to +85°C

• Dimensions: 25.2mm × 16mm × 4mm

• Weight: 2g

• Package Type: SOP

• Customization: Yes (is_customized)

🧩 Applications:

• DIY power banks using 18650 batteries

• Portable USB mobile chargers

• Embedded battery-powered USB devices

• Low-power electronics with USB output

• Backup battery modules for microcontroller systems

📦 Package Includes:

• 1 × HW-775 Power Bank Charging & Boost Module (IP5306-CK) with LED Indicator

🖼️ Note: All product images are for representation purposes only. Actual product appearance may slightly vary.