Datasheet Linear Technology LTC3548-2 — Datenblatt

Hersteller	Linear Technology
Serie	LTC3548-2

Dualer synchroner, fester / einstellbarer Ausgang, 2,25 MHz Step-Down-DC / DC-Regler

Datenblätter

PDF, 418 Kb, Sprache: en, Datei hochgeladen: Sep 22, 2017, Seiten: 16
Dual Synchronous, Fixed/Adjustable Output, 2.25MHz Step-Down DC/DC Regulator

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Parameters / Models	LTC3548EDD-2#PBF	LTC3548EDD-2#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode
Design Tools	LTspice Model	LTspice Model
Export Control	no	no
Features	Burst Mode, Fixed Output, 100% Duty Cycle	Burst Mode, Fixed Output, 100% Duty Cycle
Frequency, kHz	2250	2250
Integrated Inductor	no	no
Ishutdown, µA	0.1	0.1
Isupply, mA	0.04	0.04
Max Phases	1	1
Monolithic	yes	yes
Number of Outputs	2	2
Operating Temperature Range, °C	0 to 85	0 to 85
Output Current, A	0.8	0.8
Output Current 2, A	0.4	0.4
Polyphase	no	no
Switch Current, A	1.2	1.2
Switch Current 2, A	0.7	0.7
Synchronous	yes	yes
Topology	Buck	Buck
Topology 1	Buck	Buck
Topology 2	Buck	Buck
Vin Max, V	5.5	5.5
Vin Min, V	2.5	2.5
Vout Max, V	5.5	5.5
Vout Maximum	1.8V/Adj.	1.8V/Adj.
Vout Min, V	0.6	0.6
Vout Min 2, V	1.8	1.8
Vref Accuracy Over Temp, %	2	2

	LTC3548EDD-2#PBF	LTC3548EDD-2#TRPBF
RoHS	Compliant	Compliant

Serie: LTC3548-2 (2)

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