UDZSTE-179.1B ROHM

Zener diode UDZS9.1B Applications Dimensions (Unit : mm) Land size figure (Unit : mm) Constant voltage control 1.250.1 0.10.1 0.05 0.9MIN. Features 1) Compact, 2-pin mini-mold type for high-density mounting. (UMD2) 2) High reliability. 3) Can be mounted automatically, using chip mounter. UMD2 Structure 0.70.2 0.30.05 0.1 ROHM : UMD2 Construction JEDEC : S0D-323 Silicon epitaxial planar JEITA : SC-90/A dot (year week factory) EX. UDZS3.6B Taping specifications (Unit : mm) 1.550.05 0.30.1 4.00.1 2.00.05 4.00.1 1.05 1.400.1 1.00.1 Absolute maximum ratings (Ta=25C) Parameter Limits Symbol Unit Power dissipationPm200W Junction temperature 150 Tj Storage temperature Tstg -55 to +150 Operating temperature -55 to +150 Topr www.rohm.com 2012.02 - Rev.D 1/4 c 2012 ROHM Co., Ltd. All rights reserved. 1.70.1 2.50.2 3.50.05 1.750.1 2.75 0.8MIN. 8.00.2 2.80.1 2.1 UDZS9.1B Data Sheet Electrical characteristics (Ta=25C) Symbol Rising operataing Reverse current Zener voltage Vz(V) Operating resistance Zz( ) TYP. resistance Zz( ) IR(uA) 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 UDZS 3.9B 3.890 4.160 5.0 100 5.0 1000 1.0 5.0 1.0 UDZS 4.3B 5.0 5.0 5.0 4.170 4.430 100 1000 1.0 1.0 UDZS 4.7B 5.0 5.0 2.0 4.550 4.750 100 800 0.5 1.0 UDZS 5.1B 5.0 5.0 2.0 4.980 5.200 80 500 0.5 1.5 UDZS 5.6B 5.0 5.0 1.0 5.490 5.730 60 200 0.5 2.5 UDZS 6.2B 5.0 5.0 1.0 6.060 6.330 60 100 0.5 3.0 UDZS 6.8B 5.0 5.0 0.5 6.650 6.930 40 60 0.5 3.5 UDZS 7.5B 5.0 5.0 0.5 7.280 7.600 30 60 0.5 4.0 UDZS 8.2B 5.0 5.0 0.5 8.020 8.360 30 60 0.5 5.0 UDZS 9.1B 5.0 5.0 0.5 8.850 9.230 30 60 0.5 6.0 UDZS 10B 5.0 5.0 0.1 9.770 10.210 30 60 0.5 7.0 UDZS 11B 5.0 5.0 0.1 10.760 11.220 30 60 0.5 8.0 UDZS 12B 11.740 12.240 5.0 30 5.0 80 0.5 0.1 9.0 UDZS 13B 12.910 13.490 5.0 37 5.0 80 0.5 0.1 10.0 UDZS 15B 14.340 14.980 5.0 42 5.0 80 0.5 0.1 11.0 UDZS 16B 15.850 16.510 5.0 50 5.0 80 0.5 0.1 12.0 UDZS 18B 5.0 5.0 0.1 17.560 18.350 65 80 0.5 13.0 UDZS 20B 5.0 85 5.0 0.1 19.520 20.390 100 0.5 15.0 UDZS 22B 5.0 100 5.0 0.1 21.540 22.470 100 0.5 17.0 UDZS 24B 5.0 120 5.0 0.1 23.720 24.780 120 0.5 19.0 UDZS 27B 5.0 150 5.0 0.1 26.190 27.530 150 0.5 21.0 UDZS 30B 5.0 200 5.0 0.1 29.190 30.690 200 0.5 23.0 UDZS 33B 5.0 250 5.0 0.1 32.150 33.790 250 0.5 25.0 UDZS 36B 35.070 36.870 5.0 300 5.0 300 0.5 0.1 27.0 ( )The zener voltage(Vz) is measured 40ms after power is supplied. ( )The operating resistances(Zz,Zzk) are measured by superimposing a minute alternating current on the regulated current(Iz) Type No. TYPE TYPE TYPENO. TYPENO. UDZS 3.6B 62 UDZS 12B 25 UDZS 3.9B 72 UDZS 13B 35 UDZS 4.3B UDZS 15B 82 45 UDZS 4.7B UDZS 16B 92 55 UDZS 5.1B UDZS 18B A2 65 UDZS 5.6B C2 UDZS 20B 75 UDZS 6.2B E2 UDZS 22B 85 UDZS 6.8B UDZS 24B F2 95 UDZS 7.5B UDZS 27B H2 A5 UDZS 8.2B UDZS 30B J2 C5 UDZS 9.1B L2 UDZS 33B E5 UDZS 10B UDZS 36B 05 F5 UDZS 11B 15 www.rohm.com 2012.02 - Rev.D 2/4 c 2012 ROHM Co., Ltd. All rights reserved.