MAX4556C Ver la hoja de datos (PDF) - Maxim Integrated

Número de pieza

componentes Descripción

fabricante

MAX4556C

Force-Sense Switches

Maxim Integrated 

Force-Sense Switches

V+

V-

COM1

COM2

COM3

IN1

IN2

IN IN3

MAX4556

VL

NC1

NO1

NC2

NO2

NC3

NO3

GND

V+

V-

VL

COMG

COMF

COMS

IN1

MAX4554

NOG1

NOG2

NOF1

NOF2

NOS1

NOS2

EN

GND

IN2

IN

LOGIC

IN A,B LOAD

CMOS INVERTER 0

2

1

1

FORCE-SENSE AMPLIFIER

V+

CURRENT SENSE

V

V-

V+

GUARD AMPLIFIER

V-

V+

VOLTAGE SOURCE

V+

V-

V+ V- VL

MAX4556 NC1

NC2

NC3

COM1

COM2

NO1

NO2

COM3

NO3

GND

IN1 IN2 IN3

INA

LEAKAGE

CURRENT

LEAKAGE

CURRENT

V+ V- VL

GUARD AMPLIFIER

V-

V+

V

V-

FORCE-SENSE

AMPLIFIER

V+

CURRENT SENSE

LOGIC

IN A,B LOAD

0

1

1

2

MAX4556

COM1

NC1

COM2

NC2

COM3

NC3

NO1

NO2

NO3

GND

IN1 IN2 IN3

INA

V+ V- VL

CURRENT SENSE

V

V-

V+

GUARD AMPLIFIER

V-

V+

VOLTAGE SOURCE

V+

V-

MAX4554 NC1

NC2

NC3

COMF

COMS

NO1

NO2

COMG

NO3

EN

GND

IN1

IN2

INB

LEAKAGE

CURRENT

LEAKAGE

CURRENT

V+ V- VL

GUARD AMPLIFIER

V-

V+

V-

FORCE-SENSE

AMPLIFIER

V

CURRENT SENSE

LOGIC

IN A,B LOAD

0

2

1

1

MAX4554

COMG

NOG1

COMS

NOS1

COMF

NOF1

NOG2

NOS2

NOF2

EN

GND

IN1

IN2

INB

TWINAX CABLE

+FORCE

+SENSE

+DRIVEN GUARD

LOAD 1 LOAD 2

-DRIVEN GUARD

-SENSE

-FORCE

TWINAX CABLE

TWINAX CABLE

+FORCE

+SENSE

+DRIVEN GUARD

LOAD 1 LOAD 2

-DRIVEN GUARD

-SENSE

-FORCE

TWINAX CABLE

Figure 9. Switching 8-Wire Guarded Force-Sense Measurements from One Precision Source-Monitor to Two Loads

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