LTC4278IDKD#TRPBF DFN-32

Specification Value Manufacturer Analog Devices (Linear Technology) Device Type PoE PD Interface Controller with Flyback Converter Controller IEEE Standard IEEE 802.3at Type 2 / IEEE 802.3af PD Classification Class 0–4 Input Voltage Range 0 V to 57 V Detection Signature 25 kΩ Hot-Swap MOSFET Integrated PWM Controller Integrated Current-Mode Flyback Controller Auxiliary Power Support Yes Switching Frequency Programmable Current Limit Integrated UVLO Integrated Thermal Shutdown Yes Operating Temperature -40°C to +85°C Package 32-Pin DFN (7 mm × 4 mm)