Specification	DC1087A

Contents	Board
Current - Output (Max)	3 A
Current - Output (Min)	1 A
Frequency - Switching	1.5 MHz
Main Purpose	DC/DC, Step Down
Non-Isolated Output Count	2 count
Output Type	Non-Isolated
Regulator Topology	Buck
Total Output Count	2
Utilized IC / Part	LTC3546
Voltage - Input (Maximum)	5.5 V
Voltage - Input (Minimum)	2.5 V
Voltage - Output	1.2 V, 2.5 V

LTC3546 Series

Part	Package Name	Number of Outputs	Voltage - Input (Max)	Voltage - Input (Min)	Current - Output (Max)	Current - Output (Min)	Voltage - Output (Max)	Package Width	Package Features	Package Length	Operating Temperature (Max)	Operating Temperature (Min)	Voltage - Output (Min/Fixed)	Synchronous Rectifier	Mounting Type	Output Configuration	Output Type	Topology	Frequency - Switching (Min)	Frequency - Switching (Typical)	Frequency - Switching (Max)	Function	Package / Case	Frequency - Switching	Voltage - Output	Contents	Voltage - Input (Minimum)	Voltage - Input (Maximum)	Regulator Topology	Utilized IC / Part	Main Purpose	Non-Isolated Output Count	Total Output Count
Analog Devices Inc./Maxim Integrated LTC3546EFE#TRPBF	28-TSSOP 28-TSSOP-EP	2	5.5 V	2.3 V	2 A	1 A	5 V	4.4 mm	Exposed Pad	0.173 in	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down
Analog Devices Inc./Maxim Integrated LTC3546EFE	28-TSSOP 28-TSSOP-EP	2	5.5 V	2.3 V	2 A	1 A	5 V	4.4 mm	Exposed Pad	0.173 in	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down
Analog Devices Inc./Maxim Integrated LTC3546IUFD#PBF	28-QFN	2	5.5 V	2.3 V	2 A	1 A	5 V	5 mm		4 mm	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down	28-WFQFN Exposed Pad
Analog Devices Inc./Maxim Integrated LTC3546IUFD#TRPBF	28-QFN	2	5.5 V	2.3 V	2 A	1 A	5 V	5 mm		4 mm	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down	28-WFQFN Exposed Pad
Analog Devices Inc./Maxim Integrated LTC3546IFE#PBF	28-TSSOP 28-TSSOP-EP	2	5.5 V	2.3 V	2 A	1 A	5 V	4.4 mm	Exposed Pad	0.173 in	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down
Analog Devices Inc./Maxim Integrated LTC3546EUFD#PBF	28-QFN	2	5.5 V	2.3 V	2 A	1 A	5 V	5 mm		4 mm	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down	28-WFQFN Exposed Pad
Analog Devices Inc./Maxim Integrated LTC3546IFE#TRPBF	28-TSSOP 28-TSSOP-EP	2	5.5 V	2.3 V	2 A	1 A	5 V	4.4 mm	Exposed Pad	0.173 in	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down
Analog Devices Inc./Maxim Integrated LTC3546EUFD#TRPBF	28-QFN	2	5.5 V	2.3 V	2 A	1 A	5 V	5 mm		4 mm	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down	28-WFQFN Exposed Pad
Analog Devices Inc./Maxim Integrated LTC3546EFE#PBF	28-TSSOP 28-TSSOP-EP	2	5.5 V	2.3 V	2 A	1 A	5 V	4.4 mm	Exposed Pad	0.173 in	125 °C	-40 °C	0.6 V	Yes	Surface Mount	Positive	Adjustable	Buck	750 KHz	2.25 MHz	4 MHz	Step-Down
Analog Devices Inc./Maxim Integrated DC1087A					3 A	1 A											Non-Isolated							1.5 MHz	1.2 V 2.5 V	Board	2.5 V	5.5 V	Buck	LTC3546	DC/DC Step Down	2 count	2

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DC1087A | Datasheet