Datasheet Linear Technology LTC3121 — Ficha de datos

Fabricante	Linear Technology
Serie	LTC3121

Convertidor CC / CC sincrónico elevador de 15 V, 1,5 A con desconexión de salida

Hojas de datos

PDF, 973 Kb, Idioma: en, Archivo subido: sept 20, 2017, Páginas: 26
15V, 1.5A Synchronous Step-Up DC/DC Converter with Output Disconnect

Extracto del documento

	LTC3121EDE#PBF	LTC3121EDE#TRPBF	LTC3121IDE#PBF	LTC3121IDE#TRPBF
N	1	2	3	4
Package	4x3 DFN-12 Dibujo del esquema del paquete	4x3 DFN-12 Dibujo del esquema del paquete	4x3 DFN-12 Dibujo del esquema del paquete	4x3 DFN-12 Dibujo del esquema del paquete
Package Code	DE/UE	DE/UE	DE/UE	DE/UE
Package Index	05-08-1695	05-08-1695	05-08-1695	05-08-1695
Pin Count	12	12	12	12

Parameters / Models	LTC3121EDE#PBF	LTC3121EDE#TRPBF	LTC3121IDE#PBF	LTC3121IDE#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Demo Boards	DC2372A	DC2372A	DC2372A	DC2372A
Design Tools	LTspice File,LTpowerCAD File	LTspice File,LTpowerCAD File	LTspice File,LTpowerCAD File	LTspice File,LTpowerCAD File
Export Control	no	no	no	no
Features	Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization	Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization	Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization	Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization
Frequency, kHz	3000	3000	3000	3000
Frequency Adjust Range	Up to 3MHz	Up to 3MHz	Up to 3MHz	Up to 3MHz
Frequency Sync Range	Up to 3MHz	Up to 3MHz	Up to 3MHz	Up to 3MHz
Integrated Inductor	no	no	no	no
Ishutdown, µA	0.01	0.01	0.01	0.01
Isupply, mA	0.025	0.025	0.025	0.025
Monolithic	yes	yes	yes	yes
Number of Outputs	1	1	1	1
Operating Temperature Range, °C	0 to 85	0 to 85	-40 to 85	-40 to 85
Polyphase	no	no	no	no
Switch Current, A	1.8	1.8	1.8	1.8
Synchronous	yes	yes	yes	yes
Topology	Boost	Boost	Boost	Boost
Vin Max, V	5.5	5.5	5.5	5.5
Vin Min, V	0.5	0.5	0.5	0.5
Vin Min Startup, V	1.7	1.7	1.7	1.7
Vout Max, V	15	15	15	15
Vout Maximum	15V	15V	15V	15V
Vout Min, V	2.2	2.2	2.2	2.2
Vref Accuracy Over Temp, %	1.9	1.9	1.9	1.9
Vswitch Max, V	18	18	18	18

	LTC3121EDE#PBF	LTC3121EDE#TRPBF	LTC3121IDE#PBF	LTC3121IDE#TRPBF
RoHS	Obediente	Obediente	Obediente	Obediente

Serie: LTC3121 (4)

Power Management > Switching Regulator > Step-Up (Boost) Regulators > Micropower Boost | Internal Power Switch Boost