Datasheet Linear Technology LT3971A-5 — Datenblatt

Hersteller	Linear Technology
Serie	LT3971A-5

38V, 1,3A, 2MHz Abwärtsregler mit 2,2µA Ruhestrom

Datenblätter

PDF, 361 Kb, Sprache: en, Datei hochgeladen: Sep 19, 2017, Seiten: 24
38V, 1.3A, 2MHz Step-Down Regulator with 2.2μA Quiescent Current

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Parameters / Models	LT3971AIMSE-5#PBF	LT3971AIMSE-5#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode
Design Tools	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model
Export Control	no	no
Features	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good
Frequency, kHz	2000	2000
Frequency Adjust Range	200kHz - 2MHz	200kHz - 2MHz
Frequency Sync Range	250kHz - 2MHz	250kHz - 2MHz
Integrated Inductor	no	no
Ishutdown, µA	0.7	0.7
Isupply, mA	0.0017	0.0017
Max Phases	1	1
Monolithic	yes	yes
Number of Outputs	1	1
Operating Temperature Range, °C	-40 to 85	-40 to 85
Output Current, A	1.3	1.3
Polyphase	no	no
Switch Current, A	2.5	2.5
Synchronous	no	no
Topology	Buck	Buck
Vin Max, V	38	38
Vin Min, V	4.3	4.3
Vout Max, V	5	5
Vout Maximum	5V	5V
Vout Min, V	5	5
Vref Accuracy Over Temp, %	2.1	2.1

	LT3971AIMSE-5#PBF	LT3971AIMSE-5#TRPBF
RoHS	Compliant	Compliant

Serie: LT3971A-5 (2)

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