SI4702DY datasheet(1/4 Pages) VISHAY

部件名	SI4702DY

功能描述	Load Switch with Level-Shift

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制造商	VISHAY [Vishay Siliconix]

网页	http://www.vishay.com

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Si4702DY

Vishay Siliconix

Document Number: 71293

S-31874—Rev. E, 15-Sep-03

www.vishay.com

1

Load Switch with Level-Shift

PRODUCT SUMMARY

VDS2 (V)

rDS(on) (W)

ID (A)

30

0.024 @ VGS2 = 10 V

5.5

30

0.035 @ VGS2 = 4.5 V

4.5

S2

VIN

VON/OFF

S1

1

5, 6, 7

8

2

Q1

Q2

3, 4

SO-8

S1

VHV

VON/OFF

VIN

S2

VIN

S2

VIN

5

6

7

8

Top View

2

3

4

1

VHV

Ordering Information: Si4702DY

Si4702DY-T1 (with Tape and Reel)

ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)

Parameter

Symbol

Limit

Unit

Input Voltage

VIN

30

Q2 Gate-Drive Voltage Referenced to S1 or S2

VHV

20

V

ON/OFF Voltage

VON/OFF

8

Load Current

Continuousa

IL

5.5

Load Current

Pulsed b

IL

"20

A

Continuous Intrinsic Diode Conductiona

IS

-1.15

Maximum Power Dissipationa

PD

1.25

W

Operating Junction and Storage Temperature Range

TJ, Tstg

-55 to 150

_C

ESD Rating, MIL-STD-883D Human Body Model (100 pF, 1500 W)

ESD

3

kV

THERMAL RESISTANCE RATINGS

Parameter

Symbol

Typical

Maximum

Unit

Maximum Junction-to-Ambient (t = steady state)a

RthJA

83

100

_C/W

Maximum Junction-to-Foot (Q2)

RthJC

25

30

_C/W

SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

OFF Characteristics

Reverse Leakage Current

IFL

VIN = 30 V, VON/OFF = 0 V, VHV = 0 V

1

mA

Diode Forward Voltage

VSD

IS = -1.15 A

0.7

1

V

ON Characteristics

On Resistance (Q2)

rDS( )

VON/OFF = 0 V, ID = 5.5 A, VHV = 10 V, VS2 = 0 V

0.019

0.024

W

On-Resistance (Q2)

rDS(on)

VON/OFF = 0 V, ID = 4.5 A, VHV = 4.5 V, VS2 = 0 V

0.028

0.035

W

On-State (Q2) Drain-Current

ID(on)

VIN - VOUT v 0.1 V, VIN = 5 V, VON/OFF = 0 V VHV = 10 V

15

A

Notes

a.

Surface Mounted on FR4 Board.

b.

Pulse test: pulse width v300 ms, duty cycle v2%.

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