Datasheet Linear Technology LTC3731H — Ficha de datos

Fabricante	Linear Technology
Serie	LTC3731H

Controlador regulador de conmutación síncrono trifásico de 600 kHz

Hojas de datos

PDF, 442 Kb, Idioma: en, Archivo subido: sept 23, 2017, Páginas: 34
3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller

Extracto del documento

	LTC3731HG#PBF	LTC3731HG#TRPBF	LTC3731HUH#PBF	LTC3731HUH#TRPBF
N	1	2	3	4
Package	SSOP-24 Dibujo del esquema del paquete	SSOP-24 Dibujo del esquema del paquete	5x5 QFN-32 Dibujo del esquema del paquete	5x5 QFN-32 Dibujo del esquema del paquete
Package Code	G	G	UH	UH
Package Index	05-08-1640 (G24)	05-08-1640 (G24)	05-08-1693	05-08-1693
Pin Count	24	24	32	32

Parameters / Models	LTC3731HG#PBF	LTC3731HG#TRPBF	LTC3731HUH#PBF	LTC3731HUH#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Design Tools	LTspice Model	LTspice Model	LTspice Model	LTspice Model
Export Control	no	no	no	no
Features	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good
Frequency, kHz	600	600	600	600
Frequency Sync Range	250kHz - 600kHz	250kHz - 600kHz	250kHz - 600kHz	250kHz - 600kHz
Integrated Inductor	no	no	no	no
Ishutdown, µA	50	50	50	50
Isupply, mA	2.3	2.3	2.3	2.3
Max Phases	3, 6, 9, 12	3, 6, 9, 12	3, 6, 9, 12	3, 6, 9, 12
Monolithic	no	no	no	no
Number of Outputs	1	1	1	1
Operating Temperature Range, °C	-40 to 125	-40 to 125	-40 to 125	-40 to 125
Output Current, A	60	60	60	60
Polyphase	yes	yes	yes	yes
Sense Resistor	Rsense	Rsense	Rsense	Rsense
Switch Current, A	240	240	240	240
Synchronous	yes	yes	yes	yes
Topology	Buck	Buck	Buck	Buck
Vin Max, V	36	36	36	36
Vin Min, V	4	4	4	4
Vout Max, V	6	6	6	6
Vout Maximum	6V	6V	6V	6V
Vout Min, V	0.6	0.6	0.6	0.6
Vref Accuracy Over Temp, %	2	2	2	2

	LTC3731HG#PBF	LTC3731HG#TRPBF	LTC3731HUH#PBF	LTC3731HUH#TRPBF
RoHS	Obediente	Obediente	Obediente	Obediente

Serie: LTC3731H (4)

Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers
Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators