Tutorial: BQ25040

Regulates, converts or monitors a circuit’s power supply.

BQ25040

Tutorial / documentation

Power supplies

Quick documentation & first test preparation

  1. Identify component BQ25040 and its package.
  2. Check input range, output voltage and maximum current.
  3. Use the external components and layout recommended by the manufacturer.
  4. Consult the application circuit in the linked documentation before testing.

BQ25040

1.1A, single cell Li-ion battery charger with 50mA LDO, up to 30V input, WSON-10

  • 1.1A, single cell Li-ion battery charger with 50mA LDO, up to 30V input, WSON-10
  • Check input range, output voltage and maximum current.
  • Use the external components and layout recommended by the manufacturer.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

Inputs and outputs must match the function described in the selected reference’s documentation.