zfeatures
1) compact, 2-pin mini-mold type for
high-density mounting. (umd2)
2) high reliability.
3) can be mounted automatically,
using chip mounter.
zstructure
rohm : umd2
zelectrical characteristics (ta=25°c)
min. max. iz(ma) max. iz(ma) max. iz(ma) max. vr(v)
udzs 3.6b 3.600 3.845 5.0 100 5.0 1000 1.0 10.0 1.0
dzs 3.9b 3.890 4.160 5.0 100 5.0 1000 1.0 5.0 1.0
.3b 4.170 4.430 5.0 100 5.0 1000 1.0 5.0 1.0
.7b 4.550 4.750 5.0 100 5.0 800 0.5 2.0 1.0
.1b 4.980 5.200 5.0 80 5.0 500 0.5 2.0 1.5
.6b 5.490 5.730 5.0 60 5.0 200 0.5 1.0 2.5
.2b 6.060 6.330 5.0 60 5.0 100 0.5 1.0 3.0
.8b 6.650 6.930 5.0 40 5.0 60 0.5 0.5 3.5
.5b 7.280 7.600 5.0 30 5.0 60 0.5 0.5 4.0
.2b 8.020 8.360 5.0 30 5.0 60 0.5 0.5 5.0
.1b 8.850 9.230 5.0 30 5.0 60 0.5 0.5 6.0
0b 9.770 10.210 5.0 30 5.0 60 0.5 0.1 7.0
1b 10.760 11.220 5.0 30 5.0 60 0.5 0.1 8.0
2b 11.740 12.240 5.0 30 5.0 80 0.5 0.1 9.0
3b 12.910 13.490 5.0 37 5.0 80 0.5 0.1 10.0
5b 14.340 14.980 5.0 42 5.0 80 0.5 0.1 11.0
6b 15.850 16.510 5.0 50 5.0 80 0.5 0.1 12.0
8b 17.560 18.350 5.0 65 5.0 80 0.5 0.1 13.0
0b 19.520 20.390 5.0 85 5.0 100 0.5 0.1 15.0
2b 21.540 22.470 5.0 100 5.0 100 0.5 0.1 17.0
4b 23.720 24.780 5.0 120 5.0 120 0.5 0.1 19.0
7b 26.190 27.530 5.0 150 5.0 150 0.5 0.1 21.0
0b 29.190 30.690 5.0 200 5.0 200 0.5 0.1 23.0
3b 32.150 33.790 5.0 250 5.0 250 0.5 0.1 25.0
dzs 36b 35.070 36.870 5.0 300 5.0 300 0.5 0.1 27.0
１)the zener voltage(vz) is measured 40ms after power is supplied.
２)the operating resistances(zz,zzk) are measured by superimposing a minute