MAX5943 Overview
Description
The MAX5943 is a fully integrated power-management IC for FireWire® applications. This device controls two external power n-channel MOSFETs to regulate current from the input power supply to the load and performs low-voltage-drop, power-supply ORing.
Key Features
- Provides Safe Hot Swap for 7.5V to 37V Power Supplies
- Low-Drop Power ORing with Ultra-Fast Turn-Off
- Programmable Active Current Limit (MAX5943A)
- Programmable Circuit Breaker (MAX5943B–MAX5943E)
- ±5% Current-Limit Sensing Accuracy
- Programmable Current-Limit/Circuit-Breaker Timeout
- Fast Current-Limit Response to Output ShortCircuit Conditions (MAX5943A)
- Drives External N-C
