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參數資料
| 型號： | AV431 |
| 廠商： | Avic Technology |
| 英文描述： | Adjustable Accurate Reference Source |
| 中文描述： | 可調精確參考源 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 175K |
| 代理商： | AV431 |
AV
431
Adjustable Accurate Reference Source
FEATURES
The output voltage can be adjusted to 36V
Low dynamic output impedance ,its typical value is 0.2
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
range applies unless otherwise specified
Parameter
Cathode Voltage
Cathode Current Range(Continuous)
Reference Input Current Range
Power Dissipation
Operating temperature
Storage temperature Range
ELECTRICAL CHARACTERISTICS
Parameter
Operating temperature
SYMBOL
V
KA
I
KA
Iref
VALUE
37
UNITS
V
-100~+150
mA
0.05~+10
mA
P
D
Topr
Tstg
Tamb=25
350
mW
0~70
-55~+150
unless otherwise specified
Symbol
Test conditions
MIN
TYP
MAX
UNIT
Reference lnput Voltage
Deviation of reference input Voltage
Over temperature (note )
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
V
ref
/
T
Tmax
4.5
17
mV
V
KA
=10V
V
REF
V
KA
=36V
-1.0
-2.7
m V/V
Ratio Of Change in Reference Input
Voltage to the change in Cathode
Voltage
V
ref
/
V
KA
I
KA
=10m
A
10V
-0.5
-2.0
Reference Input Current
l
ref
I
KA
= 10mA,R
1
=10K
R
2
=
1.5
0.5
A
Deviation Of Reference Input Current
Over Full Temperature Range
l
ref
/
T
l
KA
=10mA, R
1
=10K
R
2
=
T
A
=full Temperature
0.4
1.2
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
A
Dynamic Impedance
Z
KA
0.15
0.5
Note
T
MIN
=0
,T
MAX
=+70
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