LTC4258 Description
LTC4258 Quad IEEE 802.3af Power over Ethernet Controller with Integrated Detection.
LTC4258 Key Features
- Controls Four Independent
- 48V Powered Ethernet Ports
- Each Port Includes
- IEEE 802®.3af pliant PD Detection and Classification
- Output Current Limit with Foldback
- Short-Circuit Protection with Fast Gate Pull-Down
- PD Disconnect Using DC Sensing
- Power Good Indication
- Operates Autonomously or by I2CTM Control
- 4-Bit Programmable Digital Address Allows Control