Datasheet Linear Technology LT3470A — Ficha de datos

Fabricante	Linear Technology
Serie	LT3470A

Regulador Micro Buck con diodos integrados de refuerzo y captura

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PDF, 207 Kb, Idioma: en, Archivo subido: sept 18, 2017, Páginas: 20
Micropower Buck Regulator with Integrated Boost and Catch Diodes

Extracto del documento

Embalaje

	LT3470AEDDB#PBF	LT3470AEDDB#TRMPBF	LT3470AEDDB#TRPBF	LT3470AHDDB#TRMPBF	LT3470AHDDB#TRPBF	LT3470AIDDB#PBF	LT3470AIDDB#TRMPBF	LT3470AIDDB#TRPBF
N	1	2	3	4	5	6	7	8
Package	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete	3x2 DFN-8 Dibujo del esquema del paquete
Package Code	DDB	DDB	DDB	DDB	DDB	DDB	DDB	DDB
Package Index	05-08-1702	05-08-1702	05-08-1702	05-08-1702	05-08-1702	05-08-1702	05-08-1702	05-08-1702
Pin Count	8	8	8	8	8	8	8	8

Paramétricos

Parameters / Models	LT3470AEDDB#PBF	LT3470AEDDB#TRMPBF	LT3470AEDDB#TRPBF	LT3470AHDDB#TRMPBF	LT3470AHDDB#TRPBF	LT3470AIDDB#PBF	LT3470AIDDB#TRMPBF	LT3470AIDDB#TRPBF
Architecture	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control	Hysteretic Mode Control
Demo Boards	DC1382A	DC1382A	DC1382A	DC1382A	DC1382A	DC1382A	DC1382A	DC1382A
Design Tools	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File
Export Control	no	no	no	no	no	no	no	no
Features	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode	Burst Mode, Integrated Boost Diode
Integrated Inductor	no	no	no	no	no	no	no	no
Ishutdown, µA	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
Isupply, mA	0.04	0.04	0.04	0.04	0.04	0.04	0.04	0.04
Max Phases	1	1	1	1	1	1	1	1
Monolithic	yes	yes	yes	yes	yes	yes	yes	yes
Number of Outputs	1	1	1	1	1	1	1	1
Operating Temperature Range, °C	0 to 85	0 to 85	0 to 85	-40 to 125	-40 to 125	-40 to 85	-40 to 85	-40 to 85
Output Current, A	0.25	0.25	0.25	0.25	0.25	0.25	0.25	0.25
Polyphase	no	no	no	no	no	no	no	no
Switch Current, A	0.44	0.44	0.44	0.44	0.44	0.44	0.44	0.44
Synchronous	no	no	no	no	no	no	no	no
Topology	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck
Vin Max, V	40	40	40	40	40	40	40	40
Vin Min, V	4	4	4	4	4	4	4	4
Vout Max, V	16	16	16	16	16	16	16	16
Vout Maximum	16V	16V	16V	16V	16V	16V	16V	16V
Vout Min, V	1.25	1.25	1.25	1.25	1.25	1.25	1.25	1.25
Vref Accuracy Over Temp, %	1.2	1.2	1.2	1.2	1.2	1.2	1.2	1.2
Vswitch Max, V	47	47	47	47	47	47	47	47

Plan ecológico

	LT3470AEDDB#PBF	LT3470AEDDB#TRMPBF	LT3470AEDDB#TRPBF	LT3470AHDDB#TRMPBF	LT3470AHDDB#TRPBF	LT3470AIDDB#PBF	LT3470AIDDB#TRMPBF	LT3470AIDDB#TRPBF
RoHS	Obediente	Obediente	Obediente	Obediente	Obediente	Obediente	Obediente	Obediente

Linea modelo

Serie: LT3470A (8)

LT3470AEDDB#PBF LT3470AEDDB#TRMPBF LT3470AEDDB#TRPBF LT3470AHDDB#TRMPBF LT3470AHDDB#TRPBF LT3470AIDDB#PBF LT3470AIDDB#TRMPBF LT3470AIDDB#TRPBF

Clasificación del fabricante

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