LT1167 Просмотр технического описания (PDF) - Linear Technology

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LT1167

Single Resistor Gain Programmable, Precision Instrumentation Amplifier

Linear Technology 

APPLICATIO S I FOR ATIO

5V

BI TECHNOLOGIES

67-8-3 R40KQ

(0.02% RATIO MATCH)

1

3+

40k

8

7

3.5k

3.5k

G = 200

249Ω

6

LT1167

3.5k

3.5k

1

5

2–

4

20k

3+

1/2

1

40k

2

LT1112

–

LT1167

REF

IN

ADC

LTC®1286

DIGITAL

DATA

OUTPUT

AGND

1167 F09

Figure 9. Single Supply Bridge Amplifier

TYPICAL APPLICATIO

AC Coupled Instrumentation Amplifier

–IN

2–

1

RG

LT1167

8

REF

+IN

3+

5

1

6

C1

0.3µF

OUTPUT

R1

500k

2

1/2

LT1112

3

f–3dB

=

1

(2π)(R1)(C1)

= 1.06Hz

1167 TA04

17

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