LTC7000-1 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

fabricante

LTC7000-1

Fast 150V Protected High Side NMOS Static Switch Driver

Analog Devices 

LTC7000/LTC7000-1

TYPICAL APPLICATIONS

Protected Redundant Supply Switchover with Shoot Through Protection

MAIN POWER

7V TO 135V

2×

0.003Ω BSC320N20NS3G

LOAD

2×

BSC320N20NS3G 0.0015Ω

10µF

100Ω

100Ω

0.1µF

200k

6.98k

SNS+

VIN

RUN

SNS– TGDN

TGUP

TS

BST

LTC7000

INP

FAULT

VCCUV

IMON

ISET

GND

VCC

TIMER

OVLO

0.1µF

100k 1µF

1nF

10µF

100Ω

10Ω 10Ω

0.1µF

1nF 4.99k

0.1µF

TGUP

TS

BST

TGDN SNS–

SNS+

VIN

RUN

FAULT LTC7000

1µF

VCC

INP

TIMER

OVLO

GND

VCCUV

IMON

ISET

7000 TA02

VBACKUP

7V TO 135V

10µF

100Ω

0.1µF

NOTE: THE BACKUP PATH

WILL LATCH-OFF WITH AN

OVERCURRENT FAULT.

VLOAD vs Main Power Voltage

80 VBACKUP = 60V

70

60

50

40

30

0 10 20 30 40 50 60 70 80

MAIN POWER (V)

7000 TA02b

VMAIN Falling Through 33V

VTG–TS

MAIN

10V/DIV

RLOAD = 50Ω

VTG–TS

BACKUP

10V/DIV

VLOAD

20V/DIV

40µs/DIV

7000 TA02c

VMAIN Rising Through 36V

VTG–TS

MAIN

10V/DIV

RLOAD = 50Ω

VTG–TS

BACKUP

10V/DIV

VLOAD

20V/DIV

10µs/DIV

7000 TA02d

For more information www.analog.com

Rev. E

23

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