LM2743MTC-NS

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National Semiconductor

SWITCHING CONTROLLER, VOLTAGE-MO

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National Semiconductor

SWITCHING CONTROLLER, VOLTAGE-MO

Technical Specifications

Parameters and characteristics for this part

Specification	LM2743MTC-NS

Clock Sync	False
Control Features	Power Good, Soft Start, Tracking, Frequency Control, Enable, Current Limit
Duty Cycle (Max)	80 %
Frequency - Switching [Max]	1 MHz
Frequency - Switching [Min]	50 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 ¯C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	14-TSSOP
Package / Case [custom]	0.173 "
Package / Case [custom]	4.4 mm
Supplier Device Package	14-TSSOP
Synchronous Rectifier	True
Topology	Buck
Voltage - Supply (Vcc/Vdd) [Max]	6 V
Voltage - Supply (Vcc/Vdd) [Min]	3 V

Part	Clock Sync	Output Phases	Operating Temperature [Min]	Operating Temperature [Max]	Duty Cycle (Max)	Synchronous Rectifier	Control Features	Frequency - Switching [Min]	Frequency - Switching [Max]	Mounting Type	Number of Outputs	Topology	Package / Case [custom]	Package / Case [custom]	Package / Case	Output Type	Function	Supplier Device Package	Output Configuration	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]
National Semiconductor LM2743MTC-NS		1	-40 °C	125 ¯C	80 %		Current Limit Enable Frequency Control Power Good Soft Start Tracking	50 kHz	1 MHz	Surface Mount	1	Buck	0.173 "	4.4 mm	14-TSSOP	Transistor Driver	Step-Down	14-TSSOP	Positive	3 V	6 V

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

Distributor	Package	Quantity	$

Digikey	Bulk	132	$ 2.28

General part information

Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-TSSOP

Technical documentation and resources

No documents available