data sheet semiconductor http://www.yeashin.com 1 rev.02 20120305 h udzsxxb series 200mw sod-323 surface mount small outline flat lead plastic package zener voltage regulators absolute maximum ratings t a = 25c unless otherwise noted symbol parameter value units p d power dissipation 200 mw t stg storage temperature range -65 to +150 c t opr operating temperature range -65 to +150 c these ratings are limiting values above which the serviceability of the diode may be impaired. specification features: ? zener voltage range selection, 2.0v to 36v ? flat lead sod-323 small outline plastic package ? surface device type mounting ? moisture sensitivity level 1 ? clip bonding construction, good thermal capability ? pb free version and rohs compliant ? matte tin(sn) lead finish with nickel(ni) underplate ? band indicates cathode electrical characteristics t a = 25c unless otherwise noted v z @ i zt (volts) device type device marking min max i zt (ma) z zt @ i zt ( ? ) max i zk (ma) z zk @ i zk ( ? ) max i r @ v r ( a) max v r (volts) udzs2v0b d+ 2.02 2.20 5 100 0.5 1000 120 0.5 udzs2v2b d - 2.22 2.41 5 100 0.5 1000 120 0.7 udzs2v4b d= 2.43 2.63 5 100 0.5 1000 120 1 udzs2v7b d 2.69 2.91 5 110 0.5 1000 100 1 udzs3v0b d> 3.01 3.22 5 120 0.5 1000 50 1 udzs3v3b d< 3.32 3.53 5 120 0.5 1000 20 1 UDZS3V6B d0 3.60 3.85 5 90 1 600 4.5 1 udzs3v9b d1 3.89 4.16 5 90 1 600 2.7 1 udzs4v3b d2 4.17 4.43 5 90 1 600 2.7 1 udzs4v7b d3 4.55 4.75 5 80 1 500 2.7 2 udzs5v1b d4 4.98 5.20 5 60 1 500 1.8 2 udzs5v6b d5 5.49 5.73 5 40 1 300 0.9 2 udzs6v2b d6 6.06 6.33 5 40 1 150 2.7 4 udzs6v8b d7 6.65 6.93 5 30 1 75 1.8 4 udzs7v5b d8 7.28 7.60 5 30 1 75 0.9 5 udzs8v2b d9 8.02 8.36 5 30 1 75 0.63 5 udzs9v1b da 8.85 9.23 5 30 1 90 0.45 6 udzs10vb db 9.77 10.21 5 20 1 150 0.18 7 udzs11vb dc 10.76 11.22 5 20 1 150 0.09 8 udzs12vb de 11.74 12.24 5 20 1 150 0.09 8 udzs13vb df 12.91 13.49 5 40 1 160 0.09 8 udzs15vb dg 14.34 14.98 5 40 1 190 0.045 10.5 udzs16vb dh 15.85 16.51 5 40 1 190 0.045 11.2 udzs18vb dj 17.56 18.35 5 50 1 220 0.045 12.6 udzs20vb dk 19.52 20.39 5 60 1 220 0.045 14.0 electrical symbol cathode anode sod-323 flat lead
http://www.yeashin.com 2 rev.02 20120305 udzsxxb series electrical characteristics t a = 25c unless otherwise noted v z @ i zt (volts) device type device marking min max i zt (ma) z zt @ i zt ( ? ) max i zk (ma) z zk @ i zk ( ? ) max i r @ v r ( a) max v r (volts) udzs22vb dl 21.54 22.47 5 80 1 240 0.045 15.4 udzs24vb dm 23.72 24.78 5 80 1 240 0.045 16.8 udzs27vb dn 26.19 27.53 5 100 0.5 300 0.045 18.9 udzs30vb dp 29.19 30.69 5 100 0.5 300 0.045 21.0 udzs33vb dr 32.15 33.79 5 100 0.5 310 0.045 23.0 udzs36vb ds 35.07 36.87 5 100 0.5 330 0.045 25.2 notes: 1. the zener voltage ( v z ) is tested under pulse condition of 40ms. 2. for detailed information on price, availability and delivery of nominal zener voltages between the voltages shown and tighte r voltage tolerances, contact your n earest yeashin representative. 3. the zener impedance is derived from the 60-cycle ac voltage, which results when an ac current having an rms value equal to 10% of the dc zener current ( i zt or i zk ) is superimposed to i zt or i zk. sod-323 package outline note: the above package outline is similar to jeita sc-90.
http://www.yeashin.com 3 rev.02 20120305 udzsxxb series device characteristics z electrical characteristic curves (ta=25 c) fig.1 zener voltage characteristics 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 0 10n 100n 1 10 100 1 10 100 5 10152025303540 5.6 5.1 3.6 3.9 4.3 4.7 zener current : i z ( a) zener voltage : v z ( v) 300 200 100 0 050 25 100 150 power dissipation : pd (mw) ambient temperature : ta ( c) fig.2 derating curve fig.3 zener voltage-temp. coefficient characteristics ? 0.08 ? 0.06 ? 0.04 ? 0.02 0.00 0.02 0.04 0.06 0.08 0.10 iz=5ma iz=500 a 210 20 30 zener voltage : vz (v) temp. coefficient characteristics (% / c) z makeup of the part number ? please follow the part number designation when the order is placed. ? fill in from the left, leaving any extra boxes empty on the right. ? please refer packing specification about packing form.
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