TL431AC 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

生产厂家

TL431AC

Programmable voltage reference

STMicroelectronics 

Electrical characteristics

TL431

Figure 5. Test circuit for VKA = Vref

Input

R

IK=10mA

Figure 6.

Input

Test circuit for programming mode

R

Output

Output

R1

IREF

IK

VKA

VREF

VKA

R2

VREF

( ) VKA = VREF

1 + R-----1--

R2

+ R1 x IREF

Figure 7. Test circuit for Ioff

VKA=36V

IOFF

Figure 8. Test circuit for phase margin and

voltage gain

10μF

10μF

IK=10mA

Input

VREF

Figure 9. Test circuit for response time

1 mA

0 mA

IK=1mA

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