RT9246 데이터 시트보기 (PDF) - Richtek Technology

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RT9246

Multi-Phase PWM Controller for CPU Core Power Supply

Richtek Technology 

RT9246

Typical Operating Characteristics

PWM2

PWM1

PWM3

(5V/Div)

Current Balance

ILOAD = 30A

IPWM2

IPWM1

IPWM3

(2.5A/Div)

Time (1us/Div)

PWM2

PWM1

PWM3

(5V/Div)

Current Balance

ILOAD = 60A

IPWM2

IPWM1

IPWM3

(5A/Div)

Time (1us/Div)

Current Balance @ Soft Start

ILOAD = 30A

(5V/Div)

SS

(5A/Div)

IPWM1

IPWM2

IPWM3

Time (10ms/Div)

DVD Disable

DVD

VCORE

(200mV/Div)

SS

(1V/Div)

(200mV/Div)

PGOOD

(500mV/Div)

Current Balance @ Soft Start

ILOAD = 0A

(5V/Div)

SS

(0.5A/Div)

IPWM1

IPWM3

IPWM2

Time (10ms/Div)

DVD Enable

DVD

(200mV/Div)

VCORE

(200mV/Div)

SS

(1V/Div)

PGOOD

(500mV/Div)

Time (2ms/Div)

Time (4ms/Div)

www.richtek.com

8

DS9246-06 March 2007

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