LTC4278 Series

Catalog

IEEE 802.3AT PD WITH SYNCHRONOUS NO-OPTO FLYBACK CONTROLLER AND 12V AUX SUPPORT

Part	Power - Max	Package / Case	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)	Mounting Type	Current - Supply (Max)	Standards	Internal Switch(s)	Type	Auxiliary Sense	Operating Temperature (Max)	Operating Temperature (Min)	Number of Channels	Package Name	Package Width	Package Length
Analog Devices Inc./Maxim Integrated LTC4278CDKD#PBF	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	70 °C	0 °C	1	32-DFN	4 mm	7 mm
Analog Devices Inc./Maxim Integrated LTC4278CDKD#TRPBF	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	70 °C	0 °C	1	32-DFN	4 mm	7 mm
Analog Devices Inc./Maxim Integrated LTC4278IDKD#PBF	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	85 °C	-40 °C	1	32-DFN	4 mm	7 mm
Analog Devices Inc./Maxim Integrated LTC4278CDKD	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	70 °C	0 °C	1	32-DFN	4 mm	7 mm
Analog Devices Inc./Maxim Integrated LTC4278IDKD#TRPBF	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	85 °C	-40 °C	1	32-DFN	4 mm	7 mm
Analog Devices Inc./Maxim Integrated LTC4278CDKD-1	25.5 VA	32-WFDFN Exposed Pad	37.2 V	60 V	Surface Mount	1.35 mA	802.3af (PoE) 802.3at (PoE+)	Yes	Controller (PD) DC/DC	Yes	70 °C	0 °C	1	32-DFN	4 mm	7 mm