Dual TP4057 1A 5V Lithium Battery Charging Module with Battery Anti-polarity Protection
Review: 5 - "A masterpiece of literature" by John Doe, written onMay 4, 20020
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Dual TP4057 1A 5V Lithium Battery Charging Module with Battery Anti-polarity Protection

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  • Product SKU: KG340
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Highlights
  • Original, High Quality
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  • Model: 5V 1A Dual TP4057
  • Output: 4.5V, 4.2V, 5.0V
  • Part No: Dual TP4057 1A
  • Voltage: 5V
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Specification

Description

Dual TP4057 1A 5V Lithium Battery Charging Module with Battery Anti-polarity Protection

This product contains a circuit board with a total of a positive LED. Reverse connection of the battery will not burn the film, suitable for DIY universal charging 18650 and other lithium-ion battery chargers. Input voltage: 4.5-9V (the best input is 4.8-5V without heat dissipation). Charging cut-off voltage 4.2V (positive and negative 0.5% between 4.18-4.22 of the lamp chip).Output maximum charging current 1000mA (single 500mA)

Technical Details 

  • Model Number: 5V 1A Dual TP4057 Lithium Battery Charging
  • Output Voltage: 4.5 volts, 4.2 volts, 5.0 volts
  • Part Number: Dual TP4057 1A
  • Voltage: 5 volts
  • VIN ---5V input positive
  • GND ---5V input negative
  • Bat+ ---battery positive
  • Bat - ---battery negative
  • The short leg of the LED connects to hole G in PCB

Features 

  • Dual Charging Ports: Charges two batteries simultaneously
  • 1A Charging Current: Fast and efficient charging
  • 5V Input: Compatible with USB power sources
  • Anti-polarity Protection: Prevents damage from incorrect battery connections
  • LED Indicators: Shows charging status
  • Compact Design: Easy to integrate into projects
  • Overcharge/Over-discharge Protection: Extends battery lifespan
  • High Efficiency: Minimizes heat and speeds up charging

Applications :

  • Portable Power Banks: Used for charging lithium batteries in power bank circuits.
  • DIY Battery-Powered Projects: Powers custom electronics requiring rechargeable lithium batteries.
  • Solar Charging Systems: Can be used in solar-powered systems to charge lithium batteries.
  • Electric Toys: Suitable for charging lithium batteries in electric toys.
  • Arduino Projects: For powering Arduino boards and other electronics with rechargeable batteries.
  • Portable Devices: Ideal for charging batteries in portable consumer electronics like Bluetooth speakers, cameras, etc.

Physical Attributes

  • Length * Width * Height (mm) : 22 * 10* 4 mm
  • Weight (gm) : 1

    Package Includes

    • 1 x Dual TP4057 1A 5V Lithium Battery Charging Module with Battery Anti-polarity Protection

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