RT9210GC Просмотр технического описания (PDF) - Richtek Technology

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RT9210GC

Dual 5V Synchronous Buck DC-DC PWM Controller for DDR Memory VDDQ and VTT Termination

Richtek Technology 

RT9210

Preliminary

Typical Operating Characteristics

POR ( Start Up)

VCC

5V/Div

1V/Div

VDDQ

VTT

1V/Div

Time (5ms/Div)

OCSET/SD ( Start Up)

Vocset/sd

VDDQ

VTT

Time (5ms/Div)

Power Good Rising

5V/Div

VCC

PGOOD

5V/Div

VDDQ

2V/Div

Time (5ms/Div)

Power Good Falling

5V/Div

VCC

5V/Div

PGOOD

2V/Div

VDDQ

Time (5ms/Div)

Power On

IDDQ = ITT = 5A

VCC

2V/Div

1V/Div

UGATE1

5V/Div

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8

Time (5ms/Div)

VDDQ

VTT

1V/Div

1V/Div

500mV/Div

10V/Div

Power Off

IDDQ = 10A, ITT = 5A

VCC

VDDQ

VTT

UGATE

Time (200μs/Div)

DS9210-05 March 2007

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