FN9028 Description
Connect to the low side of the current sens.
FN9028 Key Features
- VB Programmable Overcurrent Protection Regulation Level for 25W and 50W Ports
- Internal Charge Pump Allows the Use of an N-Channel MOSFET for VB Control
- VB Adjustable Turn-On Ramp
- Soft Start Overcurrent Protection During Turn-On
- Two Levels of VB Overcurrent Detection and Protection
- VA and VB Undervoltage Lock-Outs
- 0.125Ω Integrated Power N-Channel MOSFET VA Switch
- Accurate VA Current Sensing and Limiting (1A)
- Timed Current Regulation Period (VB Optional)
- VA Controlled Turn-On Ramp Time