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

Table 10.

Symbol

ΔIref

Characteristics …continued

Parameter

reference current variation

IK(min)

Ioff

ZKA

TL431BCDBZR

TL431BIDBZR

TL431BQDBZR

TL431BSDT

TL431BMSDT

minimum cathode current

TL431BCDBZR

TL431BIDBZR

TL431BQDBZR

TL431BSDT

TL431BMSDT

off-state current

dynamic cathode-anode

impedance

Conditions

IK = 10 mA;

R1 = 10 kΩ; R2 = open

Tamb = 0 °C to 70 °C

Tamb = −40 °C to 85 °C

Tamb = −40 °C to 125 °C

VKA = Vref

Tamb = 0 °C to 70 °C

Tamb = −40 °C to 85 °C

Tamb = −40 °C to 125 °C

VKA = 36 V; Vref = 0

IK = 1 mA to 100 mA;

VKA = Vref; f < 1 kHz

TL431 family

Adjustable precision shunt regulator

Min

Typ

Max

Unit

-

0.4

1.2

μA

-

0.8

2.5

μA

-

0.4

0.6

mA

-

0.4

0.7

mA

-

0.1

0.5

μA

-

0.2

0.5

Ω

TL431_FAM_2

Product data sheet

Rev. 02 — 20 January 2010

© NXP B.V. 2010. All rights reserved.

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