TS4041CILT-1.2(2007) Ver la hoja de datos (PDF) - STMicroelectronics

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TS4041CILT-1.2
(Rev.:2007)

1.225V micropower shunt voltage reference

STMicroelectronics 

TS4041

Electrical characteristics

Figure 1. Reference voltage versus cathode Figure 2. Reference voltage versus cathode

current

current

12

100

8

4

50

0

0

-4

-8

-1 -0.5

0

0.5

1

1.5

Reference voltage (V)

-50

-1 -0.5 0

0.5

1 1.5

Reference voltage (V)

Figure 3. Test circuit

R

Ik=(Vin-Vref)/R

Vout=Vref

Figure 4. Reference voltage versus

temperature

1.26

+2%

1.25

+1%

1.24

+0.5%

1.23

1.22

1.21

-0.5%

1.2

-1%

1.19

-40 -20

0 20 40 60

Temperature (°C)

-2%

80

Figure 5. Static impedance versus

temperature

0.25

0.24

0.23

0.22

0.21

0.2

-40 -20 0 20 40 60 80

Temperature (°C)

Figure 6. Noise voltage versus frequency

800

CL=10µF

600

400

200

0

0

CL=100µF

CL=0µF

1

10

100

1,000

10,000

Frequency (kHz)

5/9

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