TL1431IZT 데이터 시트보기 (PDF) - STMicroelectronics

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TL1431IZT

Programmable voltage reference

STMicroelectronics 

Electrical characteristics

TL1431

Figure 4.

Input

Test circuit for VKA = VREF

Figure 5.

Input

Test circuit for VKA = VREF

R

Output

R

Output

IK=10mA

R1

IREF

IK

VKA

VREF

VKA

R2

VREF

( ) VKA = VREF

1 + R-----1--

R2

+ R1 x IREF

Figure 6. Test circuit for IOFF

VKA=36V

IOFF

Figure 7. Test circuit for phase margin and

voltage gain

10μF

10μF

IK=10mA

Input

VREF

Figure 8. Test circuit for response time

1 mA

0 mA

IK=1mA

Figure 9. Reference voltage vs. temperature

2.500

2.498

2.496

2.494

2.492

2.490

2.488

I =10 mA

K

V =V =2.5 V

KA REF

See figure 1

2.486

-40 -20 0 20 40 60 80 100 120

Temperature (°C)

6/16

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