AMP01NBS 查看數據表（PDF） - Analog Devices

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AMP01NBS

Low Noise, Precision Instrumentation Amplifier

Analog Devices 

AMP01

0.047␮F

+

10␮F

+15V

10k⍀

14

18 RS

15

+IN

RS

12

2N4921

1

RG

V+

13

SENSE

7

0.047␮F

RG

AMP01

9

100⍀

2

RG

8

REFERENCE

V–

10

11

–IN

3

2N4918

VOUT

(؎10V INTO 10⍀)

VOLTAGE GAIN, G = 100

0.047␮F

POWER BANDWIDTH (–3dB), 60kHz

+

QUIESCENT CURRENT, 4mA

LINEARITY~0.01% @ FULL OUTPUT INTO 10⍀

GND

–15V

Figure 38. Adding Two Transistors Increases Output Current to ±1 A Without Affecting the Quiescent Current of 4 mA.

Power Bandwidth is 60 kHz.

+IN

–IN

+15V

47k⍀

47k⍀

47k⍀

+15V

7

6 IC2

4

47k⍀

3

2

–15V

3

4

6

8

27k⍀

10

2.7k⍀

Q1, Q2...........J110

Q3, Q4, Q5....J107

IC1 ...............CMP-04

IC2 ...............OP15GZ

200k⍀ 20k⍀ 2k⍀

Q3

Q2

Q1

RS

10k⍀

+15V

18

14

1

RG

196⍀

RS

15

RS

12

V+

13

Q4

Q5

AMP01

V–

2

3

RG

VIOS

NULL

VOOS

NULL

4

17

11

5

10

0.047␮F

SENSE

7

9

8

REFERENCE

2

1

14

13

16

0.047␮F

+

+

+

+

100k⍀ 100k⍀

OUT

GND

IC1

12

5

7

9

11

G1

G10 G100 G1000

TTL COMPATIBLE INPUTS

–15V

LINEARITY~0.005%, G = 10 AND 100

~0.02%, G = 1 AND 1000

GAIN ACCURACY, UNTRIMMED~0.5%

SETTLING TIME TO 0.01%, ALL GAINS,

LESS THAN 75␮s

GAIN SWITCHING TIME, LESS THAN 100␮s

Figure 39. The AMP01 Makes an Excellent Programmable-Gain Instrumentation Amplifier. Combined Gain-Switching

and Settling Time to 13 Bits Falls Below 100 µs. Linearity Is Better than 12 Bits over a Gain Range 1 to 1000.

REV. D

–17–

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