SPX431N 查看數據表（PDF） - Signal Processing Technologies
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SPX431N Datasheet PDF : 8 Pages
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SPX431
ELECTRICAL CHARACTERISTICS at 25°C IK @ 10mA VK = VREF, unless otherwise specified.
Parameter
Symbol
Test Conditions Test Circuit
SPX431
Min Typ
Reference Voltage
VREF
TA = 25°C
Over Temp.
1
2.490 2.503
1
2.469
∆VREF with Temp.∗
Ratio of Change in VREF to
Cathode Voltage
Reference Input Current
IREF Temp Deviation
Min IK for Regulation
Off State Leakage
Dynamic Output Impedance
TC = Test Circuit
TC
∆ VREF
∆VK
IREF
∆IREF
IK(MIN)
IK(OFF)
ZKA
VREF to 10V
10V to 36V
Over Temp.
VREF = 0V,
VKA = 36V
1
0.07
-2.7
-1.0
2
-2
-0.4
2
0.7
2
0.4
1
0.4
0.04
3
1
0.15
Max
2.515
2.536
0.20
0.3
4
1.2
1
250
0.5
Calculating Average Temperature Coefficient (TC)
Unit
V
V
mV/°C
mV/V
µA
µA
mA
nA
Ω
00 0
-10
5000 0.5
∆VREF ∆Τ
-20
-55
-25 0 25 50 75
Temperature (°C)
0.06 mV/°C
0.002 %/°C
24 ppm/°C
100 125
TC in mV/°C =
TC in %/°C =
TC in ppm/°C =
∆VREF (mV)
∆TA
) ∆VREF
VREF at 25°C
∆TA
x 100
) ∆VREF
VREF at 25°C
∆TA
x 10 6
TEST CIRCUITS
VIN
VKA = VREF
IREF
IK
VIN
VKA
IK
R1
(VREF)
IREF
R2
Figure 1a. Test Circuit 1
Figure 1b. Test Circuit 2
VIN
VKA
IK (OFF)
Figure 1c. Test Circuit 3
Rev. 10/30/00
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