CK431K Datasheet, PDF (1/5 Pages) Jiangsu Changjiang Electronics Technology Co., Ltd – Adjustable Accurate Reference Source

JC(T
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-92 Encapsulate Adjustable Reference Source
CJ431K Adjustable Accurate Reference Source
FEATURES
z _{The output voltage can be adjusted to 36V}
z _{Low dynamic output impedance ,its typical value is 0.2Ω}
z _{Trapping current capability is 1 to 100mA}
z The typical value of the equivalent temperature factor in the
whole temperature scope is 50 ppm/℃
z The effective temperature compensation in the working
range of full temperature
z _{Low output noise voltage}
z Fast on-state response
z ESD protected up to 2KV
TO-92
1.REFERENCE
2.ANODE
3.CATHODE
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
V alue
Units
Cathode Voltage
V_KA
37
V
Cathode Current Range (Continuous)
I_KA
-100-+150
mA
Reference lnput Current Range
Iref
0.05-+10
mA
Power Dissipation
P_D
770
mW
Thermal Resistance from Junction to Ambient
Operating temperature
Junction Temperature
StorageTemperature Range
R_θJA
Topr
T_J
Tstg
162
-25~+125
150
-65-+150
℃/W
℃
℃
℃
ELECTRICAL CHARACTERISTICS (Ta=25℃ unless otherwise specified)
Parameter
Symbol
Test conditions
Min
Reference input voltage
Vref
VKA=VREF, IKA=10mA
2.470
Deviation of reference input voltage
over temperature (note)
Ratio of change in reference lnput
voltage to the change in cathode
voltage
Reference input current
△Vref /△T
△V_ref /△V_KA
lref
V_KA =V_REF, I_KA =10mA
Tmin≤Ta≤Tmax
I_KA=10mA
△VKA
=10V~V_REF
△VKA
=36V~10V
I_KA= 10mA,R₁=10kΩ
R₂=∞
Deviation of reference input current
over full temperature range
Minimum cathode current for
regulation
Off-state cathode current
Dynamic impedance
△l_ref /△T
I_KA(min)
IKA(OFF)
Z_KA
l_KA=10mA, R₁=10kΩ
R₂=∞
T_A=-25 to 125℃
V_KA=V_REF
VKA=40V ,VREF=0
VKA=VREF, lKA=1 to 100mA
f≤1.0kHz
Note:T_MIN=-25℃ ,T_MAX=+125℃
Typ
4.5
-1.0
-0.5
1.5
0.4
0.45
0.05
0.15
Max
2.520
17
-2.7
-2.0
4
1.2
1.0
0.5
0.5
CLASSIFICATION OF Vref
Rank
0.5%
1%
Range
2.482-2.508
2.47-2.52
Unit
V
mV
mV/V
mV/V
μA
μA
mA
μA
Ω
www.cj-elec.com
1
I,Aug,2016