LTC1043M View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LTC1043M

Dual Precision Instrumentation Switched Capacitor Building Block

Linear Technology 

TYPICAL APPLICATIO S

Linear Variable Differential Transformer (LVDT), Signal Conditioner

LTC1043

AMPLITUDE STABLE

SINE WAVE SOURCE

1/4 LTC1043

0.005µF

0.005µF

30k

7

8

5V

5V 4

30k 3 +

8

1

LT1013

2–

4

1.5kHz

YEL-BLK

11

RD-BLUE

– 5V

10k

4.7k

1N914

BLUE

GRN

Q1

2N4338

1.2k

+

10µF

LT1004

1.2V

YEL-RED

7.5k

BLK

LVDT

12

17 –5V

LVDT = SCHAEVITZ E-100

13

14

1/4 LTC1043

100k

1µF

5+

OUTPUT

1/2 LT1013 7 0V ±2.5V

6–

0M 2.50M

200k

10k GAIN TRIM

5V

5V

100k

0.01µF

100k

PHASE

TRIM

3+ 8

7

LT1011

2–

1

1k

TO PIN 16, LTC1043

4

–5V

LTC1043 • A22

Precision Current Sensing in Supply Rails

IIN

SHUNT CAN BE IN POSITIVE

OR NEGATIVE SUPPLY LEAD

RSHUNT

1/2 LTC1043

7

8

VOUT

11

1µF

12

+

1µF

13

14

16

17

0.01µF

LTC1043 • A23

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-

tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.

1043fa

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