RT8862 데이터 시트보기 (PDF) - Richtek Technology

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RT8862

Advanced 4/3/2/1-Phase PWM Controller with Embedded Drivers for CPU Core Power Supply

Richtek Technology 

RT8862

VOUT

(1V/Div)

PWRGD

(1V/Div)

UGATE

(20V/Div)

ILOAD

(100A/Div)

Over Current Protection

Time (200μs/Div)

FB

(1V/Div)

PWRGD

(1V/Div)

UGATE

(20V/Div)

LGATE

(10V/Div)

Over Voltage Protection

Time (40μs/Div)

Current Monitor Output Voltage vs. Load Current

1.0

0.8

0.6

0.4

0.2

0.0

0

22

44

66

88

110

Load Current (A)

TSEN

(2V/Div)

VRHOT

(1V/Div)

Thermal Monitoring

TSEN from 0V sweep to 5V, ILOAD = 0A

Time (500μs/Div)

DS8862-01 April 2011

www.richtek.com

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