SI3459 Description
The Si3459 is a fully-programmable, eight-port power management controller for IEEE 802.3 pliant Power Sourcing Equipment (PSE). Designed for use in PSE endpoint (switches), the Si3459 integrates eight independent ports, each with IEEE-required powered device (PD) detection and classification functionality.
SI3459 Key Features
- Octal-Port Power Sourcing
- Maskable interrupt pin
- prehensive fault protection
- IEEE 802.3at Type I and II
- Power undervoltage lockout
- Port priority shutdown control
- Output current limit and short
- Thermal overload detection
- Per-port current and voltage
- Pin-programmable AUTO modes