TC7106AR(2002) View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

TC7106AR
(Rev.:2002)

3-1/2 Digit Analog-to-Digital Converters

Microchip Technology 

TC7106/A/TC7107/A

FIGURE 10-10: 3-1/2 DIGIT TRUE RMS AC DMM

VIN

9MΩ

900kΩ

90kΩ

10kΩ

COM

IN4148

200mV

2V

0.02

µF

20V

200V

47kΩ

1W

10%

1µF

10kΩ

1MΩ

1MΩ

–

6.8µF +

20kΩ

10%

C1 = 3 - 10pF Variable

C2 = 132pF Variable

+

–

1

2

3

4

5

6

7

AD636

+

9V

26

14

1 V+

V-

27

13

24kΩ

12

11

1kΩ

10

TC7106A 29

36 VREF+

35 VREF-

28

9

32 Analog Common

8

1MΩ 10%

31 VIN+

40

0.01

2.2µF

µF

30 VIN-

38

26

39

V-

SEG

BP

DRIVE

LCD Display

FIGURE 10-11:

INTEGRATED CIRCUIT TEMPERATURE SENSOR

9V

2

Constant 5V

V+

REF02 VOUT 6

ADJ 5

3

TEMP

51kΩ

R4

NC

GND

4

Temperature

Dependent

Output

5.1kΩ

R5

2–

3+

1.3k

TC911

50kΩ

R2

8

1

4

VOUT =

1.86V @

25°C

50kΩ

R1

1

V+

VREF+

TC7106A

VREF-

VFS = 2.00V

VIN-

VIN+

Common

V-

26

DS21455B-page 20

© 2002 Microchip Technology Inc.

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