Electrical Characteristics (Ta=25
o
C)
ZENER
VOLTAGE
TYPE
Vz(V)
1N5236B
1N5237B
1N5238B
1N5239B
1N5240B
1N5241B
1N5242B
1N5243B
1N5244B
1N5245B
1N5246B
1N5247B
1N5248B
1N5249B
1N5250B
1N5251B
1N5252B
1N5253B
1N5254B
1N5255B
1N5256B
1N5257B
1N5258B
1N52459B
1N5260B
1N5261B
Notes:
1. The Electrical characteristics are measured after allowinh the device to stabilize for 20 sec. when mounted
with a 3/8” minimum lead length from the case.
2. Temperature Coefficient (dvz)
a. Izt= 7.5ma, T1= 25
o
C, T2= 125
o
C (1N5223B - 1N5242B)
b. Izt= rated Izt, T1= 25
o
C, T2= 125
o
C (1N5243B - 1N5261B)
MAX ZENER
IMPEDANCE
MAX ZENER
IMPEDANCE
Izt = 0.25mA
MAXIMUM
REVERSE
CURRENT
TEMP.
COEFF.
dvz
Izt(mA)
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
Rz (ohms)
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
Izt(mA0
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
Rz (ohms)
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
VR (V)
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
36
IR (uA)
3.0
3.0
3.0
3.0
3.0
2.0
1.0
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
(%/
o
C)
+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
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
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
RECTRON [ RECTRON SEMICONDUCTOR ]
