TL431(2010) 查看數據表（PDF） - NXP Semiconductors.

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TL431
(Rev.:2010)

Adjustable precision shunt regulator

NXP Semiconductors. 

NXP Semiconductors

TL431 family

Adjustable precision shunt regulator

2.60

Vref

(V)

2.56

006aab571

2.52

2.48

2.44

2.40

−75

−25

25

75

125

Tamb (°C)

Fig 3.

IK = 10 mA; VKA = Vref

Reference voltage as a function of ambient

temperature; typical values

INPUT

150

IK

(mA)

100

006aab572

50

0

−50

−100

−2

−1

0

1

2

3

VKA (V)

Fig 4.

VKA = Vref; Tamb = 25 °C

Cathode current as a function of

cathode-anode voltage; typical values

VKA

IK

Vref

IK = 10 mA; VKA = Vref

Fig 5. Test circuit to Figure 3 and Figure 4

GND

006aab573

TL431_FAM_2

Product data sheet

Rev. 02 — 20 January 2010

© NXP B.V. 2010. All rights reserved.

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