NCP1090 Overview
The NCP1090, NCP1091 and NCP1092 are members of ON Semiconductor’s high power HIPOt Power over Ethernet Powered Device (PoE−PD) product family and integrate an IEEE 802.3af PoE−PD interface controller. The 3 variants all incorporate the required functions as such detection, classification, under voltage lockout, inrush and operational current limit. A power good signal has been added to guarantee a good...
NCP1090 Key Features
- Fully Supports IEEE 802.3af Specifications
- Programmable Classification Current
- Adjustable Under Voltage Lock Out (NCP1091 Only)
- Open-Drain Power Good Indicator
- 130 mA Inrush Current Limit
- 500 mA Operational Current Limit
- Pass Switch Disabling Input for Rear Auxiliary Supply Operation
- Over-temperature Protection
- Industrial Temperature Range -40°C to 85°C with Full Operation up
- 0.5 W Hot-swap Pass-switch
NCP1090 Applications
- Fully Supports IEEE 802.3af Specifications