1W Zener Diodes
1N4728A - 1N4764A
Electrical Characteristics (T Ambient=25ºC unless noted otherwise)
P/N
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
Normal Zener Voltage
Nom.
VZ
3.3
VZ @ IZT
Min.
VZ
Max.
VZ
3.14 3.47
IZT
(mA)
76
3.6
3.42 3.78 69
3.9
3.71 4.10 64
4.3
4.09 4.52 58
4.7
4.47 4.94 53
5.1
4.85 5.36 49
5.6
5.32 5.88 45
6.2
5.89 6.51 41
6.8
6.46 7.14 37
7.5
7.13 7.88 34
8.2
7.79 8.61 31
9.1
8.65 9.56 28
10
9.50 10.50 25
11 10.45 11.55 23
12 11.40 12.60 21
13 12.35 13.65 19
15 14.25 15.75 17
16 15.20 16.80 15.5
18 17.10 18.90 14
20 19.00 21.00 12.5
22 20.90 23.10 11.5
24 22.80 25.20 10.5
27 25.65 28.35 9.5
30 28.50 31.50 8.5
33 31.35 34.65 7.5
36 34.20 37.80 7.0
39 37.05 40.95 6.5
43 40.85 45.15 6.0
Maximum Zener Impedance
ZZT @ IZT
Zzk @ Izk
Ω
Ω
mA
10
400
1.0
10
400
1.0
9
400
1.0
9
400
1.0
8
500
1.0
7
550
1.0
5
600
1.0
2
700
1.0
3.5
700
1.0
4.0
700
0.5
4.5
700
0.5
5
700
0.5
7
700 0.25
8
700 0.25
9
700 0.25
10
700 0.25
14
700 0.25
16
700 0.25
20
750 0.25
22
750 0.25
23
750 0.25
25
750 0.25
35
750 0.25
40
1000 0.25
45
1000 0.25
50
1000 0.25
60
1000 0.25
70
1500 0.25
Maximum
Regulator
Current
IZM
(mA)
276
252
234
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
38
34
30
27
25
23
22
Maximum Reverse
Leakage Current
IR @ VR
µA
VR
100
1.0
100
1.0
50
1.0
10
1.0
10
1.0
10
1.0
10
2.0
10
3.0
10
4.0
10
5.0
10
6.0
10
7.0
10
7.6
5
8.4
5
9.1
5
9.9
5
11.4
5
12.2
5
13.7
5
15.2
5
16.7
5
18.2
5
20.6
5
22.8
5
25.1
5
27.4
5
29.7
5
32.7
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Rev. C/AH 2008-02-13
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