PART NUMBER

DESCRIPTION

COMMENTS

ADA4051-1/ADA4051-2 Micropower, Single/Dual, Zero-Drift Operational Amplifiers

7μA IS, 15μV VOS, 11.8V to 5.5V VS, 115kHz, RRIO

LTC2066/LTC2067/

LTC2068

Micropower, Low IB Single/Dual/Quad, Zero-Drift Op Amps 2μA IS, 5μV VOS, 1.7V to 5.25V VS, 20kHz, RRIO

LTC2054/LTC2055

Micropower, Single/Dual, Zero-Drift Operational Amplifier

130μA IS, 5μV VOS, 2.7V to 11 V VS, 500kHz, RR Output

ADA4522-1/ADA4522-2/

ADA4522-4

55V, Low Noise Zero-Drift Operational Amplifier

900μA IS, 5.8nV/√Hz, 5μV VOS, 4.5V to 55V VS, 3MHz, RR Output

LTC2057/LTC2057HV

High Voltage-Low Noise Zero-Drift Operational Amplifier

4μV VOS, 1.2mA IS, 4.75V to 60V VS, 1.5MHz, RR Output

LTC2058

36V, Low Noise Zero-Drift Operational Amplifier

5μV VOS, 1.2mA IS, 4.75V to 36V VS, 2.5MHz, RR Output

LTC2050/LTC2050HV

Zero-Drift Operational Amplifier

3μV VOS, 1.5mA IS, 2.7V to 12V VS, 3MHz, RR Output

LTC2051/LTC2052

Dual/Quad Zero-Drift Operational Amplifier

3μV VOS, 1.5mA IS, 2.7V to 12V VS, 3MHz, RR Output

ADA4528-1/ADA4528-2 5V Ultra Low Noise Zero-Drift Op Amps

5μV VOS, 5.6nV/√Hz, 1.7mA IS, 2.2V to 5.5V VS, 4MHz, RRIO

LT®1494/LT1495/

LT1496

1.5μA Max, Over-The-Top Precision Operational Amplifier

1.5μA IS, 375μV VOS, 2.2V to 36V VS, 2.7kHz, RRIO

LT6003/LT6004/LT6005 1.6V, 1μA Precision Rail-to-Rail Input and Output Op Amps 1μA IS, 500μV VOS, 1.6V to 16V VS, 2kHz, RRIO

LT6023

Micropower, Enhanced Slew Op Amp

20μA IS, 20μV VOS, 3V to 30V VS, 40kHz

LTC2053

Precision, Rail-to-Rail, Zero-Drift, PGIA

1.3mA IS, 10μV VOS, 2.7V to 12V VS, 200kHz, RRIO

LT5400

Quad Matched Resistor Network

0.01% Matching, 8ppm/°C Temp Drift , 0.2ppm/°C Temp Matching

LTC2063/LTC2064/LTC2065

32

Rev. C

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TYPICAL APPLICATION

4CM COUNTER ELECTRODE (CE)

SELF-BIASES BELOW WE POTENTIAL

VWE – VCE = –0.3V TO –0.4V TYPICAL

INPUT RANGE: 0ppm TO 500ppm CO

TYPICAL GAIN: 2.5mV/ppm CO

OUTPUT: 1.7V (TYP), 2.0V (MAX) AT 500ppm CO

4CM CARBON MONOXIDE SENSOR

CITY TECHNOLOGY

70nA/ppm CO TYPICAL

2063 TA07

2.5V

R3

35.7k

CE

RE

WE

C1

100nF

C2

100nF

R1

402k

R2

100k

2.5V

R4

1M

2.5V

4CM

2.5V

R5

35.7k

RBURDEN

5

R8

100k

R6

402k

C3

100nF

C4

100nF

C5

10µF

R7

100k

2.5V

OUT

J1

MMBFJ270

1/2 LTC2064

1/2 LTC2064

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