Tutorial: BQ25798

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

BQ25798

Tutorial / documentation

Power supplies

Quick documentation & first test preparation

  1. Identify component BQ25798 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.

BQ25798

I2C controlled, 5A Buck-Boost battery charger (1-4 cell, Li-Ion / Li-Polymer), USB BC1.2 / HVDCP detection, 3.6..24V VBUS, 3..18.8V charge voltage regulation, 0.75..1.5 MHz, VQFN-29 (Texas RQM0029A)

  • I2C controlled, 5A Buck-Boost battery charger (1-4 cell, Li-Ion / Li-Polymer), USB BC1.2 / HVDCP detection, 3.6..24V VBUS, 3..18.8V charge voltage regulation, 0.75..1.5 MHz, VQFN-29 (Texas RQM0029A)
  • 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.