RT8245B Overview
Description
The RT8245A/B/C is a dual step down, Switch Mode Power Supply (SMPS) controller which generates logic supply voltages for battery powered systems. It includes two Pulse Width Modulation (PWM) controllers adjustable from 2V to 5.5V and also two fixed 5V/3.3V linear regulators.
Key Features
- No Current Sense Resistor Needed z 5V/3.3V Linear Regulators z 4700ppm/°C RDS(ON) Current Sensing
- Internal Current Limit Soft-Start and Soft Discharge Output
- Built In OVP/UVP/OCP
- Selectable Operation Mode with Switcher Enable Control (RT8245A)
- SECFB Input Maintains Charge Pump Voltage (RT8245B/C)
- Power Good Indicator (RT8245B/C includes SECFB)
- RoHS Compliant and Halogen Free
