LTC1053_15 datasheet(12/16 Pages) LINER

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LTC1051/LTC1053

10513fa

–

1/4

LTC1053

–

1/4

LTC1053

–

1/4

LTC1053

–

1/4

LTC1053

VIN

0.1µF

–5V

VOUT

VOUT/VIN = 3(R2/R1); INPUT DC – 10Hz NOISE

≅ 0.8µVP-P = NOISE OF EACH PARALLELED OP AMP/√3

NOTE: THIS CIRCUIT CAN ALSO BE USED AS A

DIFFERENCE AMPLIFIER FOR STRAIN GAUGES.

CONNECT R2/3 AND R1/3 FROM NONINVERTING

INPUTS, SHORTED TOGETHER, TO GROUND AND

TO SOURCE RESPECTIVELY.

1051/53 AC02

–

1/4

LTC1053

–

1/4

LTC1053

–

1/4

LTC1053

1/4

LTC1053

10k

20k

10k

0.1µF

–5V

IOUT

RLOAD

1051/53 AC03

20k

10k

• IOUT = 2(V2 – V1)/RG

• BW = 100Hz

• IOUTMAX = 1mA

–

GND

LT1025A

R–

100Ω

255k

0.068µF

255k

0.068µF

255k

0.068µF

0.1µF

1/4

LTC1053

1/4

LTC1053

1/4

LTC1053

1/4

LTC1053

10k

ABSOLUTE

TEMPERATURE

ABSOLUTE

TEMPERATURE

OUTPUT

(DIFFERENTIAL

TEMPERATURE)

TREF

TYPE K

–

TYPE K

–

TYPE K

–

ALL FIXED RESISTORS ARE 1% METAL FILM

OUTPUT = TREF – T1 OR TREF – T2(10mV PER °C)

ACCURACY = (±0.1% FROM 25°C TO 150°C)

1051/53 AC04

Paralleling Choppers to Improve Noise

Differential Voltage to Current Converter

Multiplexed Differential Thermometer

TYPICAL APPLICATIO S

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