TL431MSDT(2010) データシートの表示（PDF） - NXP Semiconductors.

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TL431MSDT
(Rev.:2010)

Adjustable precision shunt regulator

NXP Semiconductors. 

NXP Semiconductors

TL431 family

Adjustable precision shunt regulator

5.0

Iref

(μA)

4.0

3.0

006aab574

0

ΔVref

(mV)

−20

006aab575

2.0

−40

1.0

0.0

−75

−25

25

75

125

Tamb (°C)

Fig 6.

IK = 10 mA; R1 = 10 kΩ; R2 = open

Reference current as a function of ambient

temperature; typical values

−60

0

10

20

30

40

VKA (V)

Fig 7.

IK = 10 mA; Tamb = 25 °C

Reference voltage variation as a function of

cathode-anode voltage; typical values

INPUT

R1

Iref

VKA

IK

R2

Vref

VKA = Vref × ⎝⎛1 + RR----12--⎠⎞ + Iref × R1

Fig 8. Test circuit to Figure 6 and Figure 7

GND

006aab576

TL431_FAM_2

Product data sheet

Rev. 02 — 20 January 2010

© NXP B.V. 2010. All rights reserved.

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