ZTL431ACSTZ(2007) 데이터 시트보기 (PDF) - Zetex => Diodes

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ZTL431ACSTZ
(Rev.:2007)

Cost effective adjustable precision shunt regulator

Zetex => Diodes 

ZTL431, ZTL432

Recommended operating conditions

VKA

Cathode voltage

IKA

Cathode current

TA

Operating ambient temperature range

Min Max Units

Vref

20

V

1

100 mA

-40 125

°C

Electrical characteristics

Electrical characteristics over recommended operating conditions, TA = 25°C, unless otherwise stated.

Symbol Parameter

Conditions

Min. Typ. Max. Units

VREF Reference voltage

VKA = VREF

IKA = 10mA

ZTL43_A

ZTL43_B

2.475 2.5 2.525 V

2.487 2.5 2.513

VDEV

Deviation of reference

voltage over full

temperature range

VKA = VREF

IKA = 10 mA

TA = 0 to 70°

TA = -40 to 85°C

TA = -40 to 125°C

6

16

14

34 mV

14 34

ΔVREF Ratio of change in

ΔVKA reference voltage

to the change in

IKA = 10mA

VKA = VREF to 10

VKA = 10V to 20V

-1.4 -2.7 mV/V

-1.0 -2.0

cathode voltage

IREF Reference input

current

IKA = 10mA, R1 = 10k⍀

R2 = OC

ΔIREF

IKA = 10mA

IREF deviation over full R1 = 10k⍀

temperature range R2 = OC

TA = 0 to 70°C

TA = -40 to 85°C

TA = -40 to 125°C

IKA(MIN) Minimum cathode

VKA = VREF

current for regulation

2

4

µA

0.8 1.2

0.8 2.5 µA

0.8 2.5

0.4 0.6 mA

IKA(OFF) Off state current

RZ

Dynamic output

impedance

VKA = 20V, VREF = 0V

VKA = VREF, f = 0Hz

0.1 0.5 µA

0.2 0.5

⍀

Issue 8 - April 2007

3

© Zetex Semiconductors plc 2007

www.zetex.com

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