Part	Mounting Type	Operating Temperature [Min]	Operating Temperature [Max]	Output Type	Output Configuration	Function	Voltage - Supply (Vcc/Vdd) [Max]	Package / Case	Package / Case	Output Phases	Frequency - Switching [Max]	Control Features	Topology	Duty Cycle (Max) [Max]	Number of Outputs	Supplier Device Package	Package / Case [x]	Package / Case [x]	Outputs and Type	Contents	Main Purpose	Regulator Topology
Analog Devices Inc./Maxim Integrated LTC1149CS-5#PBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated LTC1149CN#PBF	Through Hole	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-DIP		1	250 kHz	Current Limit Enable	Buck	100 %	1	16-PDIP	0.3 in	7.62 mm
Analog Devices Inc./Maxim Integrated LTC1149CS#PBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated LTC1149CS#TRPBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated LTC1149CN-3.3#PBF	Through Hole	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-DIP		1	250 kHz	Current Limit Enable	Buck	100 %	1	16-PDIP	0.3 in	7.62 mm
Analog Devices Inc./Maxim Integrated LTC1149CS-3.3#TRPBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated DC027A																			1 Non-Isolated Output	Board(s)	DC/DC Step Down	Buck
Analog Devices Inc./Maxim Integrated LTC1149CS-3.3#PBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated LTC1149CS-5#TRPBF	Surface Mount	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-SOIC	0.154 in 3.9 mm	1	250 kHz	Current Limit Enable	Buck	100 %	1	16-SO
Analog Devices Inc./Maxim Integrated LTC1149CN-5#PBF	Through Hole	0 °C	70 °C	Transistor Driver	Positive	Step-Down	48 V	16-DIP		1	250 kHz	Current Limit Enable	Buck	100 %	1	16-PDIP	0.3 in	7.62 mm

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$	Updated

Digikey	N/A	0	$ 147.13	1m+
Mouser	N/A	1	$ 147.58	1m+

Description

General part information

LTC1149 Series

POWER MANAGEMENT IC DEVELOPMENT TOOLS LTC1149CS - 3.3V_/5V OUTPUT HIGH EFFICIE

Documents

Technical documentation and resources

DC027A | Datasheet

Datasheet