Electrical Characteristics
Values are at TA = 25°C unless otherwise noted .
Device
VZ (V) @ IZ (2)
Min. Typ. Max.
ZZ (Ω) @ IZ (mA)
1N5221B 2.28 2.4 2.52
1N5222B 2.375 2.5 2.625
1N5223B 2.565 2.7 2.835
1N5224B 2.66 2.8 2.94
1N5225B 2.85 3 3.15
30
30
30
30
29
20
20
20
20
20
ZZK (Ω) @ IZK(mA)
1,200
1,250
1,300
1,400
1,600
0.25
0.25
0.25
0.25
0.25
IR (μA) @ VR (V)
100 1.0
100 1.0
75 1.0
75 1.0
50 1.0
TC
(%/°C)
-0.085
-0.085
-0.080
-0.080
-0.075
1N5226B 3.135 3.3 3.465
1N5227B 3.42 3.6 3.78
1N5228B 3.705 3.9 4.095
1N5229B 4.085 4.3 4.515
1N5230B 4.465 4.7 4.935
28
24
23
22
19
20
1,600
0.25
25
1.0 -0.07
20
1,700
0.25
15
1.0 -0.065
20
1,900
0.25
10
1.0 -0.06
20 2,000 0.25 5.0 1.0 +/-0.055
20 1,900 0.25 5.0 2.0 +/-0.03
1N5231B 4.845 5.1 5.355
17
1N5232B 5.32 5.6 5.88
11
1N5233B 5.7 6 6.3 7.0
1N5234B 5.89 6.2 6.51 7.0
1N5235B 6.46 6.8 7.14 5.0
20 1,600 0.25 5.0 2.0 +/-0.03
20 1,600 0.25 5.0 3.0 0.038
20 1,600 0.25 5.0 3.5 0.038
20 1,000 0.25 5.0 4.0 0.045
20 750 0.25 3.0 5.0 0.05
1N5236B 7.125 7.5 7.875 6.0 20 500 0.25 3.0 6.0 0.058
1N5237B 7.79 8.2 8.61 8.0 20 500 0.25 3.0 6.5 0.062
1N5238B 8.265 8.7 9.135 8.0 20 600 0.25 3.0 6.5 0.065
1N5239B 8.645 9.1 9.555
10
20
600 0.25 3.0 7.0 0.068
1N5240B 9.5
10 10.5 17
20
600 0.25 3.0 8.0 0.075
1N5241B 10.45 11 11.55 22 20 600 0.25 2.0 8.4 0.076
1N5242B 11.4 12 12.6 30 20 600 0.25 1.0 9.1 0.077
1N5243B 12.35 13 13.65 13 9.5 600 0.25 0.5 9.9 0.079
1N5244B 13.3 14 14.7 15 9.0 600 0.25 0.1 10 0.080
1N5245B 14.25 15 15.75 16 8.5 600 0.25 0.1 11 0.082
1N5246B 15.2 16 16.8 17 7.8 600 0.25 0.1 12 0.083
1N5247B 16.15 17 17.85 19 7.4 600 0.25 0.1 13 0.084
1N5248B 17.1 18 18.9 21 7.0 600 0.25 0.1 14 0.085
1N5249B 18.05 19 19.95 23 6.6 600 0.25 0.1 14 0.085
1N5250B
19
20
21
25
6.2
600 0.25 0.1 15 0.086
1N5251B 20.9 22 23.1 29 5.6 600 0.25 0.1 17 0.087
1N5252B 22.8 24 25.2 33 5.2 600 0.25 0.1 18 0.088
1N5253B 23.75 25 26.25 35 5.0 600 0.25 0.1 19 0.088
1N5254B 25.65 27 28.35 41 4.6 600 0.25 0.1 21 0.089
1N5255B 26.6 28 29.4 44 4.5 600 0.25 0.1 21 0.090
1N5256B 28.5 30 31.5 49 4.2 600 0.25 0.1 23 0.09
1N5257B 31.35 33 34.65 58 3.8 700 0.25 0.1 25 0.092
1N5258B 34.2 36 37.8 70 3.4 700 0.25 0.1 27 0.093
1N5259B 37.05 39 40.95 80 3.2 800 0.25 0.1 30 0.094
1N5260B 40.85 43 45.15 93 3.0 900 0.25 0.1 33 0.095
1N5261B 44.65 47 49.35 105 2.7 1000 0.25 0.1 36 0.095
1N5262B 48.45 51 53.55 125 2.5 1100 0.25 0.1 39 0.096
1N5263B 53.2 56 58.8 150 2.2 1300 0.25 0.1 43 0.096
VF Forward Voltage = 1.2V Max. @ IF = 200mA
Note:
2. Zener Voltage (VZ)
The zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature (TL)
at 30°C ± 1°C and 3/8” lead length.
© 2007 Fairchild Semiconductor Corporation
1N5221B - 1N5263B Rev. 4.10
2
www.fairchildsemi.com
