©2003 Fairchild Semiconductor Corporation 1N4728A - 1N4764A, Rev. D
Zeners 1N4728A - 1N4764A
Electrical Characteristics TA=25°C unless otherwise noted
Device VZ (V) @ IZ (Note 1) Test Current
IZ (mA)
Max. Zener Impedance Leakage Current
ZZ @ IZ
(Ω
ΩΩ
Ω)ZZK @ IZK
(Ω
ΩΩ
Ω)IZK
(mA) IR
(mA) VR
(V)
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
3.3
3.6
3.9
4.3
4.7
76
69
64
58
53
10
10
9
9
8
400
400
400
400
500
1
1
1
1
1
100
100
50
10
10
1
1
1
1
1
1N4733A
1N4734A
1N4735A
1N4736AT
1N4737AT
5.1
5.6
6.2
6.8
7.5
49
45
41
37
34
7
5
2
3.5
4
550
600
700
700
700
1
1
1
1
0.5
10
10
10
10
10
1
2
3
4
5
1N4738AT
1N4739AT
1N4740AT
1N4741AT
1N4742AT
8.2
9.1
10
11
12
31
28
25
23
21
4.5
5
7
8
9
700
700
700
700
700
0.5
0.5
0.25
0.25
0.25
10
10
10
5
5
6
7
7.6
8.4
9.1
1N4743AT
1N4744AT
1N4745AT
1N4746AT
1N4747AT
13
15
16
18
20
19
17
15.5
14
12.5
10
14
16
20
22
700
700
700
750
750
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
9.9
11.4
12.2
13.7
15.2
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
22
24
27
30
33
11.5
10.5
9.5
8.5
7.5
23
25
35
40
45
750
750
750
1000
1000
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
16.7
18.2
20.6
22.8
25.1
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
36
39
43
47
51
7
6.5
6
5.5
5
50
60
70
80
95
1000
1000
1500
1500
1500
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
27.4
29.7
32.7
35.8
38.8
Zeners
1N4728A - 1N4764A
Absolute Maximum Ratings * TA = 25°C unless otherwise noted
* These ratings are limiting values above which the serviceability of the diode may be impaired.
Symbol Parameter Value Units
PDPower Dissipation
@ TL ≤ 50°C, Lead Length = 3/8” 1.0 W
Derate above 50°C6.67mW/°C
TJ, TSTG Operating and Storage Temperature Range -65 to +200 °C
Tolerance = 5%
DO-41 Glass case
COLOR BAND DENOTES CATHODE
©2003 Fairchild Semiconductor Corporation 1N4728A - 1N4764A, Rev. D
Zeners 1N4728A - 1N4764A
Electrical Characteristics (Continued) TA=25°C unless otherwise noted
Notes:
1. Zener Voltage (VZ)
The zener voltage is measured with the device junction in the themal equilibrium at the lead temperature (TL) at 30°C ± 1°C and 3/8” lead length.
Device VZ (V) @ IZ (Note 1) Test Current
IZ (mA)
Max. Zener Impedance Leakage Current
ZZ @ IZ
(Ω
ΩΩ
Ω)ZZK @ IZK
(Ω
ΩΩ
Ω)IZK
(mA) IR
(mA) VR
(V)
1N4758A
1N4759A
1N4760A
1N4761A
1N4762A
56
62
68
75
82
4.5
4
3.7
3.3
3
110
125
150
175
200
2000
2000
2000
2000
3000
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
42.6
47.1
51.7
56
62.2
1N4763A
1N4764A 91
100 2.8
2.5 250
350 3000
3000 0.25
0.25 5
569.2
76
VF Forward Voltage = 1.2V Max @ IF = 200mA
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