Axial Lead Zener Diode
Electrical Characteristics (1N4728A-G Thru. Z1330A-G)
Maximum Maximum
Nominal Zener
Voltage
Maximum Reverse
Leakage Current
Maximum Zener Impedance
DC Zener
Current
Surge
Marking
Code
Current
Part No
VZ@IZT
ZZT@IZT
ZZK@IZK
IR @VR
IZT
IZK
IZM
IRM
(V)
(mA)
(Ω)
(Ω)
(mA)
(μA)
(V)
(mA)
(mApk)
1N4728A-G
1N4729A-G
1N4730A-G
1N4731A-G
3.3
3.6
3.9
4.3
76.00
69.00
64.00
58.00
10
10
400
400
400
400
1.00
1.00
1.00
1.00
100
100
50
1.0
1.0
1.0
1.0
274.00
251.00
232.00
210.00
1370
1255
1160
1050
1N4728A
1N4729A
1N4730A
1N4731A
9.0
9.0
10
1N4732A-G
1N4733A-G
1N4734A-G
1N4735A-G
4.7
5.1
5.6
6.2
53.00
49.00
45.00
41.00
8.0
7.0
5.0
2.0
500
550
600
700
1.00
1.00
1.00
1.00
10
10
10
10
1.0
1.0
2.0
3.0
192.00
177.00
161.00
146.00
960
885
805
730
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A-G
1N4737A-G
1N4738A-G
1N4739A-G
6.8
7.5
8.2
9.1
37.00
34.00
31.00
28.00
3.5
4.0
4.5
5.0
700
700
700
700
1.00
0.50
0.50
0.50
5.0
5.0
5.0
0.5
4.0
5.0
6.0
7.0
133.00
121.00
110.00
100.00
660
605
550
500
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A-G
1N4741A-G
1N4742A-G
1N4743A-G
10.0
11.0
12.0
13.0
25.00
23.00
21.00
19.00
7.0
8.0
700
700
700
700
0.25
0.25
0.25
0.25
0.5
0.1
0.1
0.1
7.6
8.4
9.1
9.9
91.00
83.00
76.00
69.00
454
414
380
344
1N4740A
1N4741A
1N4742A
1N4743A
9.0
10.0
1N4744A-G
1N4745A-G
1N4746A-G
1N4747A-G
15.0
16.0
18.0
20.0
17.00
15.50
14.00
12.50
14.0
16.0
20.0
22.0
700
700
750
750
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
11.4
12.2
13.7
15.2
61.00
57.00
50.00
45.00
305
285
250
225
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A-G
1N4749A-G
1N4750A-G
1N4751A-G
22.0
24.0
27.0
30.0
11.50
10.50
9.50
23.0
25.0
35.0
40.0
750
750
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
16.7
18.2
20.6
22.8
41.00
38.00
34.00
30.00
205
190
170
150
1N4748A
1N4749A
1N4750A
1N4751A
750
8.50
1000
1N4752A-G
1N4753A-G
1N4754A-G
1N4755A-G
33.0
36.0
39.0
43.0
7.50
7.00
6.50
6.00
45.0
50.0
60.0
70.0
1000
1000
1000
1500
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
25.1
27.4
29.7
32.7
27.00
25.00
23.00
22.00
135
125
115
110
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A-G
1N4757A-G
1N4758A-G
1N4759A-G
47.0
51.0
56.0
62.0
5.50
5.00
4.50
4.00
80.0
95.0
1500
1500
2000
2000
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
35.8
38.8
42.6
47.1
19.00
18.00
16.00
14.00
95
90
80
70
1N4756A
1N4757A
1N4758A
1N4759A
110.0
125.0
1N4760A-G
1N4761A-G
1N4762A-G
1N4763A-G
1N4764A-G
68.0
75.0
82.0
91.0
100.0
3.70
3.30
3.00
2.80
2.50
150.0
175.0
200.0
250.0
350.0
2000
2000
3000
3000
3000
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
51.7
56.0
62.2
69.2
76.0
13.00
12.00
11.00
10.00
9.00
65
60
55
50
45
1N4760A
1N4761A
1N4762A
1N4763A
1N4764A
Notes:
1. The type number listed have a standard tolerance on the nominal zener voltage of ± 5%.
2. The reverse surge current is a non-repetitive, 8.3ms pulse width square wave
or equivalent sine-wave superimposed on IZT per JEDEC method.
Company reserves the right to improve product design , functions and reliability without notice.
QW-BZ007
REV: E
Page 2
Comchip Technology CO., LTD.