AV431LT1 Datasheet, PDF (1/4 Pages) Avic Technology – Adjustable Reference Source

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AV431LT1
Adjustable Reference Source
FEATURES
The output voltage can be adjusted to 36V
Low dynamic output impedance ,its typical value is 0.2Ω
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
0.5% and 1% precision
ABSOLUTE MAXIMUM RATINGS （ Operating
temperature range applies unless otherwise specified）
Parameter
Cathode Voltage
Cathode Current Range (Continuous)
Reference lnput Current Range
Power Dissipation
Operating temperature
Storage temperature Range
SYMBOL
V_KA
I_KA
Iref
P_D
Topr
Tstg
VALUE
37
-100-+150
0.05-+10
770
0-70
-65-+150℃
UNITS
V
mA
mA
mW
℃
℃
ELECTRICAL CHARACTERISTICS（Tamb=25℃ unless otherwise specified）
Parameter
Symbol
Test conditions
MIN TYP MAX
Reference lnput Voltage
Deviation of reference input Voltage
Over temperature (note)
Ratio Of Change in Reference lnput
Voltage to the change in Cathode
Voltage
Reference lnput Current
V_ref
△V_ref/△T
△V_ref/△V_KA
l_ref
V_KA=V_REF, I_KA=10mA
V_KA =V_REF, I_KA =10mA
Tmin Ta Tmax
△V_KA
=10V〜
I_KA=10m
A
V_REF
△V_KA
=36V〜
10V
I_KA= 10mA,R₁=10KΩ
R₂=∞
2.440
2.495 2.550
4.5 17
-1.0
-2.7
-0.5
-2.0
1.5
4
Deviation Of Reference lnput Current
Over Full Temperature Range
△l_ref/△T
Minimum cathode current for
Regulation
Off-state cathode Current
Dynamic impedance
Note:T_MIN=0℃ ,T_MAX=+70℃
I_KA(min)
I_KA(OFF)
Z_KA
l_KA=10mA, R₁=10KΩ
R₂=∞
T_A=full Temperature
V_KA=V_REF
V_KA=36V ,V_REF=0
V_KA=V_REF,l_KA=1 to 100mA
f 1.0KHz
0.4
1.2
0.45
1.0
0.05
1.0
0.15
0.5
UNIT
V
mV
m V/V
μA
μA
mA
μA
Ω
Copyright © Avic Electronics Corp.
1
Website: http://www.avictek.com