5V Step-Up Power Module Lithium Battery Charging Protection Board USB 134N3P

The 5V Step-Up Power Module Lithium Battery Charging Protection Board is a compact and efficient module designed for DIY charger applications. It features a built-in lithium battery charging and protection circuit, along with a boost converter to provide a stable 5V output. The module also includes an LED display for charging and discharging status indication.

  Features:  

• Charging and Discharging Indication: LED indicators show the charging and discharging status.
• Integrated Charging and Discharging MOS: Efficient power management for charging and discharging.
• Precise Charging Voltage: Preset 4.2V charging voltage with ±1% precision.
• Low Standby Current: Max 8uA standby current for energy efficiency.
• Integrated Protection Features: Over-temperature, over-voltage, short circuit, overload, overcharging, and over-discharging protection.
• Supports Trickle Mode and Zero Voltage Charging: Flexible charging modes for different requirements.
• LED Indicator: Red light flashes during charging and stays on when fully charged.

  Specifications:  

• Input Voltage: 3.7V~5.5V
• Charging Current: 1A (max)
• Output Current: 1A (max)
• Output Voltage: 5V
• Dimensions: 23 x 18 x 10 mm (LxWxH)
• Weight: 3 gm
• BAT Discharging Stop Voltage: 2.9V
• Discharging Efficiency: 85% (input 3.7V output 5V/1A)

  Package Includes:  

• 1 x 5V Step-Up Power Module Lithium Battery Charging Protection Board

This module is suitable for various DIY projects requiring a stable 5V power source and reliable lithium battery charging and protection.