·IEEE 802.3at/af compliant 

·Single DC power supply voltage input  (45~57V) 

·Supplies 4 independent power ports 

·Supports DC Load-Removal Detections 

·Built-in power FETs 

·0.24Ω Current-Sensing Resistor 

·Up to 50W per Port for PSE Applications 

·Wide temperature range: -40°C ~+85°C 

·9-Bit Port Current and Voltage Monitoring 

·I2C Bus to access up to 8 x TMI7608 devices 

·Independent system parameters setting for  every port 

·Thermal protection 

·Built-in 3.3V regulators for external devices 

·Built-in Power on Reset 

·Configurations: 30W x 8ports 

·Built-in LEDs control 

·Built-in EEPROM interface for dumb  application 

·Direct or Shift Overload LED 

·Pin Selectable Detection Backoff Timer for  ALT_A/B 

·2-Event Pin-Select 

·Robust Short-Circuit Protection 

·Available in QFN7x7-48 Package