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參數(shù)資料
| 型號(hào)： | AV431LT1 |
| 廠商： | Avic Technology |
| 英文描述： | Adjustable Reference Source |
| 中文描述： | 可調(diào)參考源 |
| 文件頁數(shù)： | 1/4頁 |
| 文件大小： | 211K |
| 代理商： | AV431LT1 |
@vic
AV431
LT1
Adjustable Reference Source
Copyright Avic Electronics Corp.
1
Website:
http://www.avictek.com
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
0.5% and 1% precision
ABSOLUTE MAXIMUM RATINGS
（
temperature range applies unless otherwise specified
Operating
）
Parameter
SYMBOL
VALUE
UNITS
Cathode Voltage
Cathode Current Range (Continuous)
Reference lnput Current Range
Power Dissipation
Operating temperature
Storage temperature Range
V
KA
I
KA
Iref
P
D
Topr
Tstg
37
-100-+150
0.05-+10
770
V
mA
mA
mW
0-70
-65-+150
℃
℃
℃
ELECTRICAL CHARACTERISTICS
（
Tamb=25
℃
unless otherwise specified
）
Parameter
Symbol
Test conditions
MIN
TYP
MAX
UNIT
Reference lnput Voltage
V
ref
V
KA
=V
REF
, I
KA
=10mA
V
KA
=V
REF
, I
KA
=10mA
Tmin
Ta
2.440
2.495
2.550
V
Deviation of reference input Voltage
Over temperature (note)
△
V
ref
/
△
T
Tmax
4.5
17
mV
△
V
KA
=10V
V
REF
△
V
KA
=36V
10V
-1.0
-2.7
m V/V
Ratio Of Change in Reference lnput
Voltage to the change in Cathode
Voltage
△
V
ref
/
△
V
KA
I
KA
=10m
A
-0.5
-2.0
Reference lnput Current
l
ref
I
KA
= 10mA,R
1
=10K
Ω
R
2
=
∞
1.5
4
μ
A
Deviation Of Reference lnput Current
Over Full Temperature Range
△
l
ref
/
△
T
l
KA
=10mA, R
1
=10K
Ω
R
2
=
∞
T
A
=full Temperature
0.4
1.2
μ
A
Minimum cathode current for
Regulation
Off-state cathode Current
I
KA
(min)
V
KA
=V
REF
0.45
1.0
mA
I
KA
(OFF)
V
KA
=36V ,V
REF
=0
V
KA
=V
REF
,l
KA
=1 to 100mA
f
1.0KHz
0.05
1.0
μ
A
Dynamic impedance
Z
KA
0.15
0.5
Ω
Note:T
MIN
=0
℃
,T
MAX
=+70
℃
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