3S 4A 2pin lithium battery charger

Description

The 3S Lithium Charging Circuit is designed for recharging batteries, specifically those with three cells connected in series (3S). Featuring a USB Type-C input, it enables convenient charging from a computer or power adapter using a compatible cable.

Key Features:

• Input Voltage: DC 3–6V (recommended: 3.7V or 5V)
• Charging Voltage: 16.8V
• Charging Current: 1.12A
• Enhanced Safety:
  • Overvoltage protection for the battery
  • Safeguards against battery voltage being lower than the input
  • Short-circuit protection
• LED Indicators:
  • “CR” LED indicates charging is in progress
  • “OK” LED lights up when the battery is fully charged or in constant voltage mode

Technical Specifications

• Input Voltage: DC 3–6V (recommended: 3.7V or 5V)
• Charging voltage : 12.6V DC
• Input Current: 4A
• Charging Current: 1.48A
• Dimension: 39mm x 18mm x 6.3mm
• Weight (kg) : 0.05

Applications:
The Step-Up Power Module is highly versatile and can be used across a wide range of devices, including PDAs, MP3/MP4 players, digital cameras, Bluetooth-enabled gadgets, gaming consoles, laptops, mobile phones, solar charging systems, audio equipment, portable electronics, POS systems, electric fans, and various devices that support Type-C charging.