UDZ2.0B

UDZ ROHM | Alldatasheet

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!!!!Applications Constant voltage control !Features 1) Compact, 2-pin mini-mold type for high-density mounting. (UMD2) 2) Compatible with chip mounter for automated production. 3) High reliability !Construction Silicon epitaxial planar !!!!External dimensions (Units : mm) ROHM : UMD2 EIAJ : SC-76 JEDEC : SOD-323 2.5±0.2 1.7±0.1 1.25±0.1 CATHODE MARK −0.1 +0.20.7 +0.1 −0.050.10.3±0.05 (All pins have the same dimensions.) ∗ Type No. and date of manufacture stamped on body in digital marking. !!!!Absolute maximum ratings (Ta=25°C) Parameter Symbol Limits Unit P 200 mW Tj 150 ˚C Tstg ˚C Topr ˚C −55∼+150 −55∼+150 Power dissipation Junction temperature Storage temperature Operating temperature !!!!Markings (Type No.) (Ex.) UDZ 2.0B Product name Type No. Product name Type No. Product name Type No.

02 C2 55

12 E2 65

22 F2 75

32 H2 85

42 J2 95

52 L2 A5

UDZ 2.0B UDZ 2.2B UDZ 2.4B UDZ 2.7B UDZ 3.0B UDZ 3.3B UDZ 3.6B UDZ 3.9B UDZ 4.3B UDZ 4.7B UDZ 5.1B UDZ 5.6B UDZ 6.2B UDZ 6.8B UDZ 7.5B UDZ 8.2B UDZ 9.1B UDZ 10B UDZ 11B UDZ 12B UDZ 13B UDZ 15B UDZ 16B UDZ 18B UDZ 20B UDZ 22B UDZ 24B UDZ 27B UDZ 30B UDZ 33B UDZ 36B

!!!!Electrical characteristics (Ta=25°C) 2.020 2.200 5 100 5 1000 0.5 120 0.5 2.220 2.410 5 100 5 1000 0.5 120 0.7 2.430 2.630 5 100 5 1000 0.5 120 1.0 2.690 2.910 5 110 5 1000 0.5 100 1.0 3.010 3.220 5 120 5 1000 0.5 50 1.0 3.320 3.530 5 120 5 1000 0.5 20 1.0 3.600 3.845 5 100 5 1000 1.0 10 1.0 3.890 4.160 5 100 5 1000 1.0 5 1.0 4.170 4.430 5 100 5 1000 1.0 5 1.0 4.550 4.750 5 100 5 800 0.5 2 1.0 4.980 5.200 5 80 5 500 0.5 2 1.5 5.490 5.730 5 60 5 200 0.5 1 2.5 6.060 6.330 5 60 5 100 0.5 1 3.0 Type VZ(V) IZ (mA) IZ (mA) IZ VR (V) 23.720 24.780 5 120 5 120 0.5 0.1 UDZ 2.0B UDZ 2.2B UDZ 2.4B UDZ 2.7B UDZ 3.0B UDZ 3.3B UDZ 3.6B UDZ 3.9B UDZ 4.3B UDZ 4.7B UDZ 5.1B UDZ 5.6B UDZ 6.2B UDZ 6.8B UDZ 7.5B UDZ 8.2B UDZ 9.1B UDZ 10B UDZ 11B UDZ 12B UDZ 13B UDZ 15B UDZ 16B UDZ 18B UDZ 20B UDZ 22B UDZ 24B UDZ 27B UDZ 30B UDZ 33B UDZ 36B 19.0 ZZ (Ω) Zzk (Ω) IR (µA) Zener voltage subdivision Operating resistance Rising operating resistance Reverse current 1. The Zener voltage (Vz) is measured 40 ms after power is supplied. 2. The operating resistances (Zz, Zzk) are measured by superimposing a minute alternating current on the regulated current (Iz).

!!!!Electrical characteristic curves (T a=25°C) Fig.1 Zener voltage characteristics 6.2 6.8 7.5 8.2 9.1 10n 100n 10µ 100µ 10m 100m 5 1 01 52 02 53 03 54 0 5.6 5.1 2.0 2.2 2.4 2.7 3.0 3.3 4.3 4.7 ZENER CURRENT : IZ (A) ZENER VOLTAGE : VZ (V) 00 25 50 100 150 100 200 300 AMBIENT TEMPERATURE : Ta (˚C) POWER DISSIPATION : Pd (mW) Fig.2 Derating curve −0.08 −0.06 −0.04 −0.02 0.00 0.02 0.04 0.06 0.08 0.10 Iz=5mA Iz=500µA 21 0 2 0 3 0 ZENER VOLTAGE : Vz (V) TEMP. COEFFICIENT CHARACTERISTICS (% / ˚C) Fig.3 Zener voltage - temp.coefficient characteristics