TL431TVG-AE2-R datasheet(3/5 Pages) UTC

3 / 5 page

TL431TV

Preliminary

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 5

www.unisonic.com.tw

QW-R103-112.A



ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Cathode Voltage

VKA

Cathode Current Range(Continuous)

IKA

-100 ~ +150

Reference Input Current Range

IREF

-0.05 ~ +10

Power Dissipation

300

Operating Junction

+150

°C

Operating Ambient

TOPR

-40 ~ +85

°C

Storage Temperature

TSTG

-65 ~ +150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

Cathode Voltage

VKA

VREF

Cathode Current

IKA

100



ELECTRICAL CHARACTERISTICS (TC= 25°C, unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX UNIT

TL431TV-A 2.483 2.495 2.507

TL431TV-1 2.470 2.495 2.520

TL431TV-2 2.520

2.545

Reference Input Voltage

VREF

VKA=VREF,IKA=10mA

TL431TV-3 2.445

2.470

Deviation of reference Input Voltage Over

temperature

∆T

∆VREF VKA=VREF,IKA=10mA,

0°C ≤TA≤70°C

4.5

VKA=10V~VREF

-1.0

-2.7 mV/V

Ratio of Change in Reference Input

Voltage to the Change in Cathode Voltage

REF

∆V

IKA=10mA

VKA=36V~10V

-0.5

-2.0 mV/V

Reference Input Current

IREF

IKA=10mA, R1=10kΩ, R2=∞

4.0

6.0

µA

Deviation of Reference Input Current Over

Full Temperature Range

∆T

∆IREF

IKA=10mA, R1=10kΩ, R2=∞,

TA =full Temperature

0.4

µA

Minimum Cathode Current for Regulation

IKA(MIN) VKA=VREF

0.4

0.5

1.0

Off-State Cathode Current

IKA(OFF) VKA=36V, VREF=0

0.05

1.0

µA

Dynamic Impedance

ZKA

VKA=VREF, IKA=1~ 100mA,f≤1.0kHz

0.15

0.5

Ω

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