Description
The Si3459 is a fully-programmable, eight-port power management controller for IEEE 802.3 compliant Power Sourcing Equipment (PSE).
Features
- Octal-Port Power Sourcing.
- Maskable interrupt pin
Equipment (PSE) controller.
- Comprehensive fault protection.
- IEEE 802.3at Type I and II
circuitry includes:
compliant.
- Power undervoltage lockout.
- Port priority shutdown control.
- Output current limit and short-.
- Adds enhanced features for
circuit protection
maximum design flexibility:.
- Thermal overload detection.
- Per-port current and voltage.
- Pin-programmable AUTO modes
monit.
SI3459 Datasheet
