Specification	LTC4270AIUKG

Auxiliary Sense	No
Internal Switch(s)	No
Mounting Type	Surface Mount
Number of Channels	12
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Package / Case	52-WFQFN Exposed Pad
Package Length	7 mm
Package Name	52-QFN
Package Width	8 mm
Power - Max	90 W
Standards	LTPoE++, 802.3at (PoE+), 802.3af (PoE)
Type	Controller (PSE)
Voltage - Supply (Maximum)	57 V
Voltage - Supply (Minimum)	45 VDC

LTC4270 Series

Part	Package / Case	Standards	Package Width	Package Name	Package Length	Number of Channels	Mounting Type	Internal Switch(s)	Power - Max	Operating Temperature (Min)	Operating Temperature (Max)	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)	Auxiliary Sense	Type
Analog Devices Inc./Maxim Integrated LTC4270AIUKG#TRPBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	90 W	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270CIUKG#TRPBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	13 W	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270CIUKG#PBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	13 W	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270AIUKG	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	90 W	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270BIUKG#PBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	25.5 VA	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270AIUKG#PBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	90 W	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)
Analog Devices Inc./Maxim Integrated LTC4270BIUKG#TRPBF	52-WFQFN Exposed Pad	802.3af (PoE) 802.3at (PoE+) LTPoE++	8 mm	52-QFN	7 mm	12	Surface Mount	No	25.5 VA	-40 °C	85 °C	45 VDC	57 V	No	Controller (PSE)

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