Datasheet Linear Technology LTC3543

Manufacturer	Linear Technology
Series	LTC3543

600mA Synchronous Step Down Buck Regulator with PLL, Soft-Start and Spread Spectrum

Datasheets

PDF, 342 Kb, Language: en, File uploaded: Sep 21, 2017, Pages: 20
600mA Synchronous Step Down Buck Regulator with PLL, Soft-Start and Spread Spectrum

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	LTC3543EDCB#PBF	LTC3543EDCB#TRMPBF	LTC3543EDCB#TRPBF
N	1	2	3
Package	2x3 DFN-6 Package Outline Drawing	2x3 DFN-6 Package Outline Drawing	2x3 DFN-6 Package Outline Drawing
Package Code	DCB	DCB	DCB
Package Index	05-08-1715	05-08-1715	05-08-1715
Pin Count	6	6	6

Parameters / Models	LTC3543EDCB#PBF	LTC3543EDCB#TRMPBF	LTC3543EDCB#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Demo Boards	DC1008A	DC1008A	DC1008A
Design Tools	LTspice Model	LTspice Model	LTspice Model
Export Control	no	no	no
Features	Burst Mode, External Synchronization, PLL, Spread Spectrum, 100% Duty Cycle	Burst Mode, External Synchronization, PLL, Spread Spectrum, 100% Duty Cycle	Burst Mode, External Synchronization, PLL, Spread Spectrum, 100% Duty Cycle
Frequency, kHz	2250	2250	2250
Frequency Sync Range	1MHz - 3MHz	1MHz - 3MHz	1MHz - 3MHz
Integrated Inductor	no	no	no
Ishutdown, µA	0.1	0.1	0.1
Isupply, mA	0.045	0.045	0.045
Max Phases	1	1	1
Monolithic	yes	yes	yes
Number of Outputs	1	1	1
Operating Temperature Range, °C	0 to 85	0 to 85	0 to 85
Output Current, A	0.6	0.6	0.6
Polyphase	no	no	no
Switch Current, A	1	1	1
Synchronous	yes	yes	yes
Topology	Buck	Buck	Buck
Vin Max, V	5.5	5.5	5.5
Vin Min, V	2.5	2.5	2.5
Vout Max, V	5.5	5.5	5.5
Vout Maximum	Vin	Vin	Vin
Vout Min, V	0.6	0.6	0.6
Vref Accuracy Over Temp, %	2	2	2

	LTC3543EDCB#PBF	LTC3543EDCB#TRMPBF	LTC3543EDCB#TRPBF
RoHS	Compliant	Compliant	Compliant

Series: LTC3543 (3)

Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck