MAX4555 Maxim, MAX4555 Datasheet - Page 16

• Manufacturer Part Number: MAX4555
• Description: The MAX4554/MAX4555/MAX4556 are CMOS analog ICs configured as force-sense switches for Kelvin sensing in automated test equipment (ATE)
• Manufacturer: Maxim

Force-Sense Switches
Figure 2. 3-Wire and 5-Wire Guarded Measurements
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VOLTAGE OR
CURRENT SOURCE
VOLTAGE OR
CURRENT SOURCE
______________________________________________________________________________________
GUARD AMPLIFIER
GUARD AMPLIFIER
3-WIRE GUARD CIRCUIT USING TRIAX
BASIC 3-WIRE GUARD CIRCUIT
(COAX CABLE SHIELD)
DRIVEN GUARD
CURRENT
SIGNAL
GUARD
GROUND
LEAKAGE
TRIAX CABLE/CONNECTOR
TRIAX CABLE
LEAKAGE
CURRENT
CENTER WIRE
INNER SHEILD
OUTER SHEILD
SENSE
VOLTAGE OR
CURRENT
VOLTAGE OR
CURRENT
SENSE
GUARD AMPLIFIER
GUARD AMPLIFIER
CURRENT SOURCE
VOLTAGE OR
BALANCED 5-WIRE GUARD CIRCUIT
(COAX CABLE SHIELD)
CURRENT
CURRENT
LEAKAGE
LEAKAGE
(COAX CABLE SHIELD)
DRIVEN GUARD
DRIVEN GUARD
SENSE
VOLTAGE
OR CURRENT