RT8167A View Datasheet(PDF) - Richtek Technology

Part Name

Description

Manufacturer

RT8167A

Dual Single-Phase PWM Controller for CPU Core/GFX Power Supply

Richtek Technology 

RT8167A

VGFX

(20mV/Div)

GFX VR Mode Transition

VGFX

(20mV/Div)

GFX VR Mode Transition

VCLK

(1V/Div)

LGATEA

(10V/Div)

UGATEA

(20V/Div)

VID = 1.1V, PS0 to PS2, ILOAD = 0.1A

Time (100μs/Div)

GFX VR Thermal Monitoring

1.9

TSENA

(V/Div)

1.7

VRHOT

(500mV/Div)

TSENA Sweep from 1.7V to 1.9V

Time (10ms/Div)

VCLK

(1V/Div)

LGATEA

(10V/Div)

UGATEA

(20V/Div)

VID = 1.1V, PS2 to PS0, ILOAD = 0.1A

Time (100μs/Div)

1.10

1.08

1.06

1.04

1.02

1.00

0.98

0.96

0.94

0.92

0.90

-50

GFX VR VREF vs. Temperature

-25

0

25

50

75 100 125

Temperature (°C)

Copyright ©2012 Richtek Technology Corporation. All rights reserved.

DS8167A-00 January 2012

is a registered trademark of Richtek Technology Corporation.

www.richtek.com

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