LP87745 Description
The LP8774x device is designed to meet the power management requirements of the IWR MMICs in various industrial radar applications. The device has three step-down DC/DC converters, a 5-V boost converter and a 1.8 V or 3.3 V LDO. The LDO is powered from the boost and intended for xWR I/O supply.
LP87745 Key Features
- Device operating temperature : -40°C to +125°C ambient
- Input voltage: 3.3 V nominal (3 V to 4 V range)
- Three low-noise step-down DC/DC converters
- Maximum output current: 3 A/ 3 A/ 3 A
- Switching frequency: 4.4 MHz, 8.8 MHz, and
- 5 V boost converter
- Maximum output current: 350 mA
- 150 mA LDO
- Output voltage 1.8 V or 3.3 V
- Output short-circuit and overload protection