ADP3088(RevC) Просмотр технического описания (PDF) - Analog Devices

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производитель

ADP3088
(Rev.:RevC)

1 MHz, 750 mA Buck Regulator

Analog Devices 

ADP3088

CH 1: LOAD CURRENT STEP, 167mA/DIV

CH 2: OUTPUT VOLTAGE, 100mV/DIV

VIN = 5V, V OUT = 1.5V, LOAD CURRENT = 100mA,

TA = 25؇C, CIN = COUT = 10␮F, L = 10␮H

TPC 19. Steady-State Waveforms*

TE CH 1: LOAD CURRENT STEP, 167mA/DIV

E CH 2: OUTPUT VOLTAGE, 100mV/DIV

L VIN = 5V, VOUT = 1.5V, LOAD CURRENT = 50mA TO 550mA,

TA = 25؇C, CIN = 10␮F, COUT = 20␮F, L = 10␮H

O TPC 20. Load Transient Response

S CH 1: LOAD CURRENT STEP, 167mA/DIV

OB CH 2: OUTPUT VOLTAGE, 100mV/DIV

VIN = 5V, VOUT = 1.5V, LOAD CURRENT = 50mA TO 550mA TO 50mA,

TA = 25؇C, CIN = 10␮F, COUT = 20␮F, L = 10␮H

TPC 22. Load Transient Response

CH 1: INPUT VOLTAGE, 2V/DIV

CH 2: OUTPUT VOLTAGE, 20mV/DIV

VIN = 3V TO 5V, VOUT = 1.5V, LOAD CURRENT = 500mA,

TA = 25؇C, CIN = 10␮F, COUT = 10␮F, L = 10␮H

TPC 23. Line Transient Response

VIN = 5V, VOUT = 1.5V, LOAD CURRENT = 550mA TO 50mA,

CIN = COUT = 10␮F, L = 10␮H

TA = 25؇C

TPC 21. Load Transient Response

*NOTES FOR TPC 19

CH 1: Output Voltage, 20mV/DIV, AC-Coupled

CH 2: Switch Node Voltage, 2V/DIV

CH 3: Inductor Current, 100mA/DIV

REV. C

–7–

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