ADP5037ACPZ-2-R7 Ver la hoja de datos (PDF) - Analog Devices

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ADP5037ACPZ-2-R7

Dual 3 MHz, 800 mA Buck Regulators with Two 300 mA LDOs

Analog Devices 

Data Sheet

TYPICAL APPLICATION SCHEMATICS

2.3V TO

5.5V

1.7V TO

5.5V

CAVIN

0.1µF

C1

4.7µF

ON

OFF

AVIN

VIN1

EN1

HOUSEKEEPING

BUCK1

EN1 MODE

C2

4.7µF

VIN2

ON

OFF

C3

1µF

ON

OFF

C4

1µF

EN2

EN3

VIN3

VIN4

MODE

BUCK2

EN2

EN3 LDO1

(ANALOG)

EN4

LDO2

(DIGITAL)

ADP5037

AGND

VOUT1

SW1

FB1

PGND1

MODE

VOUT2

SW2

FB2

PGND2

VOUT3

FB3

L1 1µH

VOUT1 @

800mA

C5

10µF

PWM

PSM/PWM

L2 1µH

R3

VOUT2 @

800mA

C6

10µF

VOUT3 @

300mA

C7

1µF

VOUT4

FB4

VOUT4 @

300mA

C8

1µF

Figure 52. ADP5037 Fixed Output Voltages with Enable Pins

2.3V TO

5.5V

1.7V TO

5.5V

CAVIN

0.1µF

C1

4.7µF

ON

OFF

AVIN

VIN1

EN1

HOUSEKEEPING

BUCK1

EN1 MODE

C2

4.7µF

VIN2

ON

OFF

C3

1µF

ON

OFF

C4

1µF

EN2

EN3

VIN3

EN4

VIN4

MODE

BUCK2

EN2

EN3 LDO1

(ANALOG)

EN4

LDO2

(DIGITAL)

ADP5037

AGND

VOUT1

SW1

FB1

PGND1

MODE

VOUT2

SW2

FB2

PGND2

VOUT3

FB3

L1 1µH

R1

R2

VOUT1 @

800mA

C5

10µF

PWM

PSM/PWM

L2 1µH

R3

R4

R5

R6

VOUT2 @

800mA

C6

10µF

VOUT3 @

300mA

C7

1µF

VOUT4

FB4

R7

R8

VOUT4 @

300mA

C8

1µF

Figure 53. ADP5037 Adjustable Output Voltages with Enable Pins

ADP5037

Rev. D | Page 25 of 28

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