TC7126 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

TC7126

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

Microchip Technology 

TC7126/A

9V

2

Constant 5V

V+

6

VOUT

5

ADJ

REF02

3

TEMP

51kΩ

51kΩ

R4

R5

NC

2– 8

1/2

1

Temperature

LM358

3

+4

Dependent Output

VOUT =

1.86V @

+25°C

GND

4

50kΩ

R2

50kΩ

R1

V+

VREF+

TC7126A

VREF-

VIN+

VIN-

COMMON

V-

FIGURE 8-4:

Integrated Circuit Temperature Sensor

+ 9V

160kΩ

1N4148

Sensor

R2

50kΩ

300kΩ

R1

50kΩ

300kΩ

V+

V-

VIN-

VIN+

TC7126A

VREF+

VREF-

COMMON

FIGURE 8-5:

Temperature Sensor

+ 9V

5.6kΩ

160kΩ

1N4148 R1

20kΩ

0.7%/°C

PTC

R3

R2

20kΩ

V+

V-

VIN-

TC7126A

VIN+

VREF+

VREF-

COMMON

FIGURE 8-6:

Positive Temperature

Coefficient Resistor Temperature Sensor

DS21458C-page 18

© 2006 Microchip Technology Inc.

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