RT8075ZQW データシートの表示（PDF） - Richtek Technology

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RT8075ZQW

Dual 1A, 1.25MHz Synchronous Step-Down Converter

Richtek Technology 

RT8075

Power On from VIN

VIN = 2.5V, VOUT = 1.2V

IOUT = 0.8A

VIN

(1V/Div)

VOUT

(1V/Div)

IOUT

(1A/Div)

Time (5ms/Div)

Power On from EN

VIN = 2.5V,

VOUT = 1.2V,

IOUT = 0.8A

VEN

(1V/Div)

VOUT

(1V/Div)

IOUT

(1A/Div)

Time (250μs/Div)

VEN

(1V/Div)

VOUT

(1V/Div)

IOUT

(1A/Div)

VOUT

(50mV/Div)

Power Off from EN

VIN = 2.5V,

VOUT = 1.2V,

IOUT = 0.8A

VOUT

(5mV/Div)

Time (50μs/Div)

Load Transient Response

VLX

(2V/Div)

IOUT

(1A/Div)

VOUT

(50mV/Div)

Switching

VIN = 2.5V, VOUT = 1.2V, IOUT = 0.8A

Time (250ns/Div)

Load Transient Response

IOUT

(1A/Div)

VIN = 2.5V, VOUT = 1.2V, IOUT = 0.4A to 0.8A

Time (100μs/Div)

IOUT

(1A/Div)

VIN = 2.5V, VOUT = 1.2V, IOUT = 0.1A to 0.8A

Time (100μs/Div)

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6

DS8075-04 April 2011

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