RT9245PC 查看數據表（PDF） - Richtek Technology

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产品描述 (功能)

生产厂家

RT9245PC

Multi-Phase PWM Controller for CPU Core Power Supply

Richtek Technology 

RT9245

VCORE

Load Transient Response

VCORE

Load Transient Response

Phase

IOUT

VADJ

CH1: (500mV/Div)

CH2: (10V/Div)

CH3: (50A/Div)

CH4: (100mV/Div)

Time (5μs/Div)

PWM

Relationship Between Inductor

Current and VADJ

CH1:(5V/Div)

CH2:(5V/Div)

VSS

VADJ

IL

CH3:(50mV/Div)

CH4:(20A/Div)

Time (25ms/Div)

VSS

PWM

Power-On @ IOUT = 60A

CH1:(5V/Div)

CH2:(5V/Div)

UGATE

LGATE

CH3:(20V/Div)

CH4:(10V/Div)

Time (10ms/Div)

www.richtek.com

10

Phase1

Phase2

Phase3

PWM

UGATE

LGATE

VCOMP

CH1: (500mV/Div), CH2: (10V/Div)

CH3: (10V/Div), CH4: (10V/Div)

Time (5μs/Div)

Power-Off @ IOUT = 60A

CH1:(5V/Div)

CH2:(20V/Div)

CH3:(10V/Div)

CH4:(1V/Div)

Time (10μs/Div)

DS9245-06 March 2007

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