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ZR431 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - ADJUSTABLE PRECISION ZENER SHUNT REGULATOR - Zetex Semiconductors

भाग संख्या ZR431
समारोह ADJUSTABLE PRECISION ZENER SHUNT REGULATOR
मैन्युफैक्चरर्स Zetex Semiconductors 
लोगो Zetex Semiconductors लोगो 
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ZR431 pdf
ZR431
ABSOLUTE MAXIMUM RATING
Cathode Voltage (VZ)
Cathode Current
20V
150mA
Operating Temperature
Storage Temperature
-40 to 85°C
-55 to 125°C
Recommended Operating Conditions
Cathode Voltage
Cathode Current
Min Max
Vref 20V
50A 100mA
Power Dissipation (Tamb=25°C,Tjmax=150°C)
SOT23
330mW
TO92
780mW
SOT223
2W
SO8
780mW
ELECTRICAL CHARACTERISTICS TEST CONDITIONS (Unless otherwise stated):Tamb=25°C
PARAMETER
VALUE
SYMBOL
MIN
TYP
MAX UNITS
CONDITIONS
Reference Voltage
2% Vref
1%
(1)0.5%
2.45 2.50 2.55 V
2.475 2.50 2.525
2.489 2.50 2.513
IL=10mA (Fig1), VZ=Vref
Deviation of Reference Input Vdev
Voltage over Temperature
Ratio of the change in
Reference Voltage to the
Change in Cathode
Voltage
Vref
VZ
Reference Input Current Iref
8.0 17 mV
-1.85 -2.7 mV/V
-1.0 -2.0 mV/V
0.12 1.0 A
IL=10mA, VZ=Vref
Ta=full range (Fig1)
VZ from Vref to 10V
IZ=10mA (Fig2)
VZ from 10V to 20V
IZ=10mA (Fig2)
R1=10k, R2=O/C, lL=10mA
(Fig2)
Deviation of Reference
Input Current over
Temperature
Iref
0.04 0.2 A
R1=10k, R2=O/C, IL=10mA
Ta=full range (Fig2)
Minimum Cathode
Current for Regulation
IZmin
35 50 A
VZ=Vref (Fig1)
Off-state Current
IZoff
Dynamic Output Impedance RZ
(1) 0.5% SOT23 only.
0.1 A
0.75 
VZ=20V, Vref =0V (Fig3)
VZ=Vref (Fig1), f=0Hz
For definitions of reference voltage temperature coefficient and dynamic output impedance see
NOTES following DC TEST CIRCUITS
4-190
78

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