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What is 1N4923?

This electronic component, produced by the manufacturer "Microsemi", performs the same function as "TEMPERATURE COMPENSATED ZENER REFERENCE DIODES".


1N4923 Datasheet PDF - Microsemi

Part Number 1N4923
Description TEMPERATURE COMPENSATED ZENER REFERENCE DIODES
Manufacturers Microsemi　
Logo Microsemi Logo　


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• 19.2 VOLT NOMINAL ZENER VOLTAGE + 5%
• TEMPERATURE COMPENSATED ZENER REFERENCE DIODES
• LOW NOISE
• METALLURGICALLY BONDED
• DOUBLE PLUG CONSTRUCTION
1N4916
thru
1N4932A
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 500mW @ +50°C
Power Derating: 4 mW / °C above +50°C
REVERSE LEAKAGE CURRENT
lR = 15 µA @ 25°C & VR = 12Vdc
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise speci½ed.
JEDEC
TYPE
NUMBER
1N4916
1N4916A
1N4917
1N4917A
1N4918
1N4918A
1N4919
1N4919A
1N4920
1N4920A
1N4921
1N4921A
1N4922
1N4922A
1N4923
1N4923A
1N4924
1N4924A
1N4925
1N4925A
1N4926
1N4926A
1N4927
1N4927A
1N4928
1N4928A
1N4929
1N4929A
1N4930
1N4930A
1N4931
1N4931A
1N4932
1N4932A
TEST
CURRENT
l ZT
(Note 3)
mA
0.5
0.5
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
2.0
2.0
2.0
2.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
VOLTAGE
TEMPERATURE
STABILITY
³VZT
(Note 2)
mV
144
298
72
149
29
60
144
298
72
149
29
60
144
298
72
149
29
60
144
298
72
149
29
60
14
30
144
298
72
149
29
60
14
30
TEMPERATURE
RANGE
°C
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
+25 to +100
-55 to +100
EFFECTIVE
TEMPERATURE
COEFFICIENT
%/°C
0.01
0.01
0.005
0.005
0.002
0.002
0.01
0.01
0.005
0.005
0.002
0.002
0.01
0.01
0.005
0.005
0.002
0.002
0.01
0.01
0.005
0.005
0.002
0.002
0.001
0.001
0.01
0.01
0.005
0.005
0.002
0.002
0.001
0.001
MAXIMUM
DYNAMIC
IMPEDANCE
ZZT
(Note 1)
OHMS
600
600
600
600
600
600
300
300
300
300
300
300
150
150
150
150
150
150
75
75
75
75
75
75
75
75
36
36
36
36
36
36
36
36
MAXIMUM
NOISE
DENSITY
ND
µ V √Hz
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.22
0.22
0.22
0.22
0.22
0.22
0.22
0.22
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
NOTE 1 Zener impedance is derived by superimposing on lZT A 60Hz rms a.c. current
equal to 10% of lZT.
NOTE 2 The maximum allowable change observed over the entire temperature range
i.e.,the diode voltage will not exceed the speci½ed mV at any discrete
temperature between the established limits, per JEDEC standard No.5.
NOTE 3 Zener voltage range equals 19.2 volts + 5%.
FIGURE 1
DESIGN DATA
CASE: Hermetically sealed glass
case. DO – 35 outline.
LEAD MATERIAL: Copper clad steel.
LEAD FINISH: Tin / Lead
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING POSITION: Any.
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600
FAX (978) 689-0803
WEBSITE: http://www.microsemi.com
55


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