CJ431-SOT-89 Datasheet, PDF (1/2 Pages) Jiangsu Changjiang Electronics Technology Co., Ltd – Adjustable Accurate Reference Source

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-89 Encapsulate Adjustable Reference Source
CJ431 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 respons
ABSOLUTE MAXIMUM RATINGS Operating temperature range applies unless otherwise specified
Parameter
SYMBOL
VALUE
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
Operating temperature
P_D
770
mW
Topr
0-70
Storage temperature Range
Tstg
-65-+150
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)
V_ref
V_ref/ T
V_KA=V_REF, I_KA=10mA
V_KA =V_REF, I_KA =10mA
Tmin Ta Tmax
2.440
2.495 2.550
4.5 17
Ratio Of Change in Reference lnput
Voltage to the change in Cathode
Voltage
V_ref/ V_KA
I_KA=10m
A
V_KA
=10V
V_REF
V_KA
=36V
10V
-1.0
-2.7
-0.5
-2.0
Reference lnput Current
l_ref
Deviation Of Reference lnput Current
Over Full Temperature Range
l_ref/ T
Minimum cathode current for
regulation
I_KA(min)
I_KA= 10mA,R₁=10K
R₂=
l_KA=10mA, R₁=10K
R₂=
T_A=full Temperature
V_KA=V_REF
1.5
4
0.4
1.2
0.45
1.0
Off-state cathode Current
Dynamic lmpedance
Note:T_MIN=0 ,T_MAX=+70
I_KA(OFF)
Z_KA
V_KA=36V ,V_REF=0
V_KA=V_REF,l_KA=1 to 100mA
f 1.0KHz
0.05
1.0
0.15
0.5
UNIT
V
mV
m V/V
A
A
mA
A