USB charger with a lithium battery charging protection board, 134N3P 5V Boost Converter Step-Up Power Module

33.0055.00

Product Description

Type-C USB 5V 2A Boost Converter Step-Up Power Module Lithium Battery Charging

This lithium battery charging protection board and USB charger is designed for charging and discharging lithium batteries with Type-C USB interface. It features various protection functions and supports external buttons for power control.

Key Features:

  • Automatically turns off the output when the load current is continuously less than 50mA
  • Supports external buttons for power control
  • Automatically terminates the charging cycle when the charging current drops to 100mA
  • Restarts the charging cycle when the battery voltage drops below 4.1V
  • Precharges the battery with a current of 180mA when the battery voltage is lower than 2.8V
  • Provides USB-A female socket welding position on the back
  • Supports charging and discharging
SKU: N/A Category:

Product Description

134N3P

This lithium battery charging protection board and USB charger is designed for charging and discharging lithium batteries. It features a built-in charging and discharging power MOS, preset charging voltage, and various protection functions.

Key Features:

    • Charging and discharging indication
    • Internally installed charging and discharging power MOS
    • Preset 4.2V charging voltage, precision ¬Ī1%
    • Max 8uA standby current
    • Integrated¬†charging management and discharging¬†management
    • Intelligent temperature control and over-temperature protection
    • Integrated output over-voltage protection, short circuit¬†protection,¬†overload protection
    • Integrated overcharging and over-discharging¬†protection
    • Support trickle mode and zero voltage charging

Specifications:

    • Input voltage: 3.7V~5.5V
    • Charging current: 1A (max)
  • Output current:¬†1A (max)
  • Output voltage:¬†5V
  • BAT discharging stop voltage:¬†2.9V
  • Discharging efficiency:¬†85% (input 3.7V output 5V/1A)

Product Description

Type-C USB 5V 2A Boost Converter Step-Up Power Module Lithium Battery Charging

This lithium battery charging protection board and USB charger is designed for charging and discharging lithium batteries with Type-C USB interface. It features various protection functions and supports external buttons for power control.

Key Features:

  • Automatically turns off the output when the load current is continuously less than 50mA
  • Supports external buttons for power control
  • Automatically terminates the charging cycle when the charging current drops to 100mA
  • Restarts the charging cycle when the battery voltage drops below 4.1V
  • Precharges the battery with a current of 180mA when the battery voltage is lower than 2.8V
  • Provides USB-A female socket welding position on the back
  • Supports charging and discharging

Specifications:

    • Input voltage range:¬†5V~5.5V
    • Charging cut-off voltage:¬†(4.2V/4.35V) ¬Ī0.5%
    • Charging current:¬†2.4A¬Ī5%
    • Boost output voltage:¬†5V¬Ī5.15V (wire¬†loss compensation)
    • Boost output voltage ripple: 100mV
    • Boost output current: 2A
  • Boost conversion efficiency: 92.5% (3.6V input, 5V2A¬†Output)
  • Battery end quiescent current:¬†30uA
  • Material:¬†Metal and Plastic
  • Size:¬†approx.18x23mm/0.71×0.91in
  • Color:¬†As pictures shown
Model

134N3P MicroUSB, Type C Unsoldered, Type C Soldered

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