MPQ4488B Overview
The MPQ4488B integrates a monolithic, stepdown, switch-mode converter with two USB current-limit switches and charging port identification circuitry for each port. The MPQ4488B achieves 6A of output current, with excellent load and line regulation over a wide input supply range. The output of each USB switch is current-limited.
MPQ4488B Key Features
- Wide 6V to 36V Operating Input Voltage Range
- Passes Apple MFI R33 Certification Test
- Passes USB-IF Type-C Certification Test
- +135°C Load-Shedding Entry Temperature
- Supports DCP Schemes for BC1.2, Apple
- Selectable 5.1V, 5.17V, or 5.3V Output
- 100mV Line Drop pensation
- Accurate USB1/USB2 Output Current Limit
- 18mΩ/15mΩ Low RDS(ON) Internal Buck
- 18mΩ/18mΩ Low RDS(ON) Internal