RT9701 Просмотр технического описания (PDF) - Richtek Technology

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RT9701

100mΩ Power Distribution Switches

Richtek Technology 

RT9701

UVLO at Rising

CH1 1 >

CH2 2 >

T

CH1: VIN : 1V/Div

CH2: VOUT : 1V/Div

TT

RL = 30 Ω, CL = 1µF

Time (500µS/Div)

Inrush Short Circuit Response

CH11>

CH22 >

T

VDROP =1.2V, depend on CIN ESR

IPEAK : depend on ESR & ESL

CH1 : VIN : 2V/Div

TT

CH2 : IL : 10A/Div

C IN = 1µF

CL = 1000µF

25µS/Div

Ramped Load Response

VOUT = 5V

CH1

4.9V

VOUT = 4.6V

Current Limit Threshold

1.1A

1>

CH22 >

CH2: IOUT : 500mA/Div VIN = 5V, CL = 1µF

1mS/Div

UVLO at Falling

CH1

CH2

T

TT

1>

2 > CH1: VIN : 1V/Div

CH2: VOUT : 1V/Div

RL = 30 Ω, CL = 1µF

Time (10mS/Div) *Test Circuit 2

Soft-start Short Circuit Response

T

CH11 >

CH22 >

CH1 1 >

CH1 : VIN : 2V/Div

TT

CH2 : IOUT : 1A/Div

CIN = 1µF

50µS/Div

Current Limit Response

T

Loading trigger

TT

CH2 2 >

CH2: IOILUOTA:D1:A1/AD/iDv iv

VIN = 5V, CL = 0.1µF

RL = 1 Ωohm

5µS/Div

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8

DS9701-05 October 2001

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