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1N4370A Datasheet, PDF (10/42 Pages) Fairchild Semiconductor – Zeners
GENERAL DATA — 500 mW DO-35 GLASS
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted. Based on dc measurements at thermal equilibrium; lead length
= 3/8″; thermal resistance of heat sink = 30°C/W) VF = 1.1 Max @ IF = 200 mA for all types.
JEDEC
Type No.
(Note 1)
1N5221B
1N5222B
1N5223B
1N5224B
1N5225B
1N5226B
1N5227B
1N5228B
1N5229B
1N5230B
1N5231B
1N5232B
1N5233B
1N5234B
1N5235B
1N5236B
1N5237B
1N5238B
1N5239B
1N5240B
1N5241B
1N5242B
1N5243B
1N5244B
1N5245B
1N5246B
1N5247B
1N5248B
1N5249B
1N5250B
1N5251B
1N5252B
1N5253B
1N5254B
1N5255B
1N5256B
1N5257B
1N5258B
1N5259B
1N5260B
1N5261B
1N5262B
1N5263B
1N5264B
1N5265B
Nominal
Zener Voltage
VZ @ IZT
Volts
(Note 3)
2.4
2.5
2.7
2.8
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
47
51
56
60
62
Test
Current
IZT
mA
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9
8.5
7.8
7.4
7
6.6
6.2
5.6
5.2
5
4.6
4.5
4.2
3.8
3.4
3.2
3
2.7
2.5
2.2
2.1
2
Max Zener Impedance
(Note 4)
ZZT @ IZT
Ohms
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
105
125
150
170
185
ZZK @ IZK = 0.25 mA
Ohms
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
1000
1100
1300
1400
1400
Max Reverse
Leakage Current
IR
VR
µA
Volts
100
1
100
1
75
1
75
1
50
1
25
1
15
1
10
1
5
1
5
2
5
2
5
3
5
3.5
5
4
3
5
3
6
3
6.5
3
6.5
3
7
3
8
2
8.4
1
9.1
0.5
9.9
0.1
10
0.1
11
0.1
12
0.1
13
0.1
14
0.1
14
0.1
15
0.1
17
0.1
18
0.1
19
0.1
21
0.1
21
0.1
23
0.1
25
0.1
27
0.1
30
0.1
33
0.1
36
0.1
39
0.1
43
0.1
46
0.1
47
Max Zener Voltage
Temperature Coeff.
θVZ (%/°C)
(Note 2)
–0.085
–0.085
–0.08
–0.08
–0.075
–0.07
–0.065
–0.06
± 0.055
± 0.03
± 0.03
+0.038
+0.038
+0.045
+0.05
+0.058
+0.062
+0.065
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.082
+0.083
+0.084
+0.085
+0.086
+0.086
+0.087
+0.088
+0.089
+0.09
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
+0.096
+0.097
+0.097
(continued)
500 mW DO-35 Glass Data Sheet
6-106
Motorola TVS/Zener Device Data