MAX8585EUA Ver la hoja de datos (PDF) - Maxim Integrated

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MAX8585EUA

ORing MOSFET Controllers with Fastest Fault Isolation for Redundant Power Supplies

Maxim Integrated 

ORing MOSFET Controllers with Fastest

Fault Isolation for Redundant Power Supplies

MAX8535 Typical Operating Characteristics (continued)

(VCC = 12V, RTIMER = 25kΩ, UVP = 2V, OVP = 1V, CGATE = 0.01µF, BUS = 100µF, TA = +25°C, unless otherwise specified.)

TIMER-ENABLED STARTUP AND SHUTDOWN

WAVEFORMS (VCC = 12V, VBUS = 12V)

MAX8535/MAX8536 toc07

VTIMER

2V/div

4ms/div

IMOSFET

50mA/div

VGATE

20V/div

VCS

10V/div

TIMER-ENABLED STARTUP AND SHUTDOWN

WAVEFORMS (VCC = 12V, VBUS = 0V)

MAX8535/MAX8536 toc08

VTIMER

1V/div

4ms/div

IMOSFET

10A/div

VGATE

20V/div

VCS

10V/div

REVERSE-CURRENT FAULT WAVEFORM

(R1 = 10Ω)

MAX8535/MAX8536 toc09

VCS

1V/div

12V

IMOSFET

5A/div

400ns/div

VGATE

20V/div

VFAULT

10V/div

UVP FAULT WAVEFORM

(R1 = 100Ω)

MAX8535/MAX8536 toc10

1.25V

VUVP

1V/div

1µs/div

VFAULT

10V/div

VGATE

20V/div

VCS

10V/div

SELECTIVE OVP SHUTDOWN WAVEFORM

(R1 = 10Ω)

MAX8535/MAX8536 toc11

VCS

1V/div

12V

1µs/div

VGATE1

(OVP UNIT)

20V/div

VGATE2

(GOOD UNIT)

20V/div

VFAULT

10V/div

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