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JCET

CD431 Datasheet Preview

CD431 Datasheet

Adjustable Accurate Reference Source

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JCET
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-23 Encapsulate Adjustable Reference Source
CD431 Adjustable Accurate Reference Source
SOT-23
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
1. CATHODE
2. REFERENCE
3. ANODE
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
Thermal Resistance from Junction to Ambient
Operating Temperature
RθJA
Topr
417
-25~+85
/W
Junction Temperature
TJ
150
StorageTemperature Range
Tstg
-65~+150
ELECTRICAL CHARACTERISTICS (Tamb=25unless otherwise specified)
Parameter
Reference input voltage
Deviation of reference input voltage
over temperature (note)
Ratio of change in reference input
voltage to the change in cathode
voltage
Reference input current
Deviation of reference input current
over full temperature range
Minimum cathode current for
regulation
Off-state cathode current
Dynamic impedance
Note:TMIN=-25,TMAX=+85
CLASSIFICATION of Vref
Rank
Range
Symbol
Vref
Vref/T
Vref/VKA
lref
lref/T
Test condition
VKA=VREF, IKA=10mA
VKA =VREF, IKA =10mA
TMINTaTMAX
IKA=10mA
VKA
=10VVREF
VKA
=36V10V
IKA= 10mA,R1=10k
R2=
lKA=10mA, R1=10k
R2=
TA=-25 to 85
IKA(min)
VKA=VREF
IKA(OFF)
ZKA
VKA=36V ,VREF=0
VKA=VREF,lKA=1 to 100mA
f1.0kHz
0.5%
2.487-2.513
Min Typ
2.475 2.5
4.5
Max
2.525
17
Unit
V
mV
-1.0 -2.7 mV/V
-0.5 -2.0 mV/V
1.5 4
μA
0.4 1.2
μA
0.45
0.05
0.15
1.0
0.5
0.5
mA
μA
1%
2.475-2.525
www.cj-elec.com
1
F,Aug,2015




JCET

CD431 Datasheet Preview

CD431 Datasheet

Adjustable Accurate Reference Source

No Preview Available !

SOT-23 Package Outline Dimensions
SOT-23 Suggested Pad Layout
Symbol
A
A1
A2
b
c
D
E
E1
e
e1
L
L1
θ
Dimensions In Millimeters
Min Max
0.900
1.150
0.000
0.100
0.900
1.050
0.300
0.500
0.080
0.150
2.800
3.000
1.200
1.400
2.250
2.550
0.950 TYP
1.800
2.000
0.550 REF
0.300
0.500
0° 8°
Dimensions In Inches
Min Max
0.035
0.045
0.000
0.004
0.035
0.041
0.012
0.020
0.003
0.006
0.110
0.118
0.047
0.055
0.089
0.100
0.037 TYP
0.071
0.079
0.022 REF
0.012
0.020
8°
www.cj-elec.com
2
F,Aug,2015


Part Number CD431
Description Adjustable Accurate Reference Source
Maker JCET
PDF Download

CD431 Datasheet PDF






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JCET





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