LCE431 datasheet(1/5 Pages) LEIDITECH

номер детали	LCE431

подробное описание детали	The output voltage can be adjusted to 36V

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производитель	LEIDITECH [Shanghai Leiditech Electronic Technology Co., Ltd]

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LCE431

Features:

The output voltage can be adjusted to 36V

Low dynamic output impedance ,its typical value is 0.2

Ω

Trapping current capability is 1 to 100mA

The typical value of the equivalent temperature factor in the

whole temperature scope is 50 ppm/

℃

The effective temperature compensation in the working

range of full temperature

Low output noise voltage

Fast on -state response

ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies

unless otherwise specified)

Parameter

Symbol

Value

Unit

Cathode Voltage

VKA

36

V

Cathode Current Range (Continuous)

IKA

-100-+150

mA

Reference lnput Current Range

Iref

0.05-+10

mA

Power Dissipation

PD

300

mW

Operating Temperature

Topr

0-70

℃

StorageTemperature Range

Tstg

-65-+150

℃

ELECTRICAL CHARACTERISTICS (Tamb=25℃ unless otherwise specified)

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

Reference input Voltage

Vref

VKA=VREF, IKA=10mA

2.483

2.495

2.507

V

Deviation of reference input Voltage

Over temperature (note)

△V

ref/△T

VKA =VREF, IKA =10 mA

Tmin≤Ta≤Tmax

-

4.5

17

mV

Ratio Of Change in Reference lnput

Voltage to the change in Cathode Voltage

△V

ref/△VKA

IKA=10mA

△VKA=10V～V

REF

-1.0

-2.7

mV/V

△VKA=36V～10V

-0.5

-2.0

mV/V

Reference input Current

lref

IKA= 10mA,R1=10KΩ R2=∞

-

1.5

4

uA

Deviation Of Reference input Current

Over Full Temperature Range

△l

ref/△T

lKA=10mA, R1=10KΩ R2=∞

TA=full Temperature

-

0.4

1.2

uA

Minimum cathode current for Regulation

IKA(min)

VKA=VREF

-

0.45

1.0

mA

Off-state cathode Current

IKA(OFF)

VKA=36V ,VREF=0

0.05

1.0

uA

Dynamic impedance

ZKA

VKA=VREF,lKA=1 to 100mA

f≤1.0KHz

-

0.15

0.5

Ω

Note:TMIN=0℃ ,TMAX=+70℃

CLASSIFICATION of Vref

Rank

0.5%

Range

2.483-2.507

1. REFERENCE

2. CATHODE

3. ANODE

Rev :

www.leiditech.com

01.06.2014

5/5

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