absolute maximum ratings t a = 25c unless otherwise noted symbol parameter value units p d power dissipation 500 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: ? wide zener voltage range selection, 2.4v to 75v ? vz tolerance selection of 2% (b series) ? flat lead sod-123 plastic package ? surface device type mounting ? rohs compliant ? matte tin(sn) lead finish ? band indicates cathode electrical characteristics t a = 25c unless otherwise noted v z @ i zt (volts) device type device marking min nom 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) mmsz2v4bw 2v4b 2.35 2.4 2.45 5 100 1 564 45 1 mmsz2v7bw 2v7b 2.65 2.7 2.75 5 100 1 564 18 1 mmsz3v0bw 3v0b 2.94 3.0 3.06 5 100 1 564 9 1 mmsz3v3bw 3v3b 3.23 3.3 3.37 5 95 1 564 4.5 1 mmsz3v6bw 3v6b 3.53 3.6 3.67 5 90 1 564 4.5 1 mmsz3v9bw 3v9b 3.82 3.9 3.98 5 90 1 564 2.7 1 mmsz4v3bw 4v3b 4.21 4.3 4.39 5 90 1 564 2.7 1 mmsz4v7bw 4v7b 4.61 4.7 4.79 5 80 1 470 2.7 2 mmsz5v1bw 5v1b 5.00 5.1 5.20 5 60 1 451 1.8 2 mmsz5v6bw 5v6b 5.49 5.6 5.71 5 40 1 376 0.9 2 mmsz6v2bw 6v2b 6.08 6.2 6.32 5 10 1 141 2.7 4 mmsz6v8bw 6v8b 6.66 6.8 6.94 5 15 1 75 1.8 4 mmsz7v5bw 7v5b 7.35 7.5 7.65 5 15 1 75 0.9 5 mmsz8v2bw 8v2b 8.04 8.2 8.36 5 15 1 75 0.63 5 mmsz9v1bw 9v1b 8.92 9.1 9.28 5 15 1 94 0.45 6 mmsz10vbw 10vb 9.80 10 10.20 5 20 1 141 0.18 7 mmsz11vbw 11vb 10.78 11 11.22 5 20 1 141 0.09 8 mmsz12vbw 12vb 11.76 12 12.24 5 25 1 141 0.09 8 MMSZ13VBW 13vb 12.74 13 13.26 5 30 1 160 0.09 8 mmsz15vbw 15vb 14.70 15 15.30 5 30 1 188 0.045 10.5 mmsz16vbw 16vb 15.68 16 16.32 5 40 1 188 0.045 11.2 mmsz18vbw 18vb 17.64 18 18.36 5 45 1 212 0.045 12.6 electrical symbol cathode anode sod-123 flat lead mmsz2v4bw thru mmsz75vbw surface mount zener diode voltage: 2.4-75 volts peak pulse power: 500 mwatts www.shunyegroup.com.cn
electrical characteristics t a = 25c unless otherwise noted v z @ i zt (volts) device type device marking min nom 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) mmsz20vbw 20vb 19.60 20 20.40 5 55 1 212 0.045 14.0 mmsz22vbw 22vb 21.56 22 22.44 5 55 1 235 0.045 15.4 mmsz24vbw 24vb 23.52 24 24.48 5 70 1 235 0.045 16.8 mmsz27vbw 27vb 26.46 27 27.54 5 80 0.5 282 0.045 18.9 mmsz30vbw 30vb 29.40 30 30.60 5 80 0.5 282 0.045 21.0 mmsz33vbw 33vb 32.34 33 33.66 5 80 0.5 306 0.045 23.0 mmsz36vbw 36vb 35.28 36 36.72 5 90 0.5 329 0.045 25.2 mmsz39vbw 39vb 38.22 39 39.78 5 130 0.5 329 0.045 27.3 mmsz43vbw 43vb 42.14 43 43.86 5 150 0.5 353 0.045 30.1 mmsz47vbw 47vb 46.06 47 47.94 5 170 0.5 353 0.045 33.0 mmsz51vbw 51vb 49.98 51 52.02 5 180 0.5 376 0.045 35.7 mmsz56vbw 56vb 54.88 56 57.12 5 200 0.5 400 0.045 39.2 mmsz62vbw 62vb 60.76 62 63.24 5 215 0.5 423 0.045 43.4 mmsz68vbw 68vb 66.64 68 69.36 5 240 0.5 447 0.045 47.6 mmsz75vbw 75vb 73.50 75 76.50 5 255 0.5 470 0.045 52.5 v f forward voltage = 900mv maximum @ i f = 10 ma for all types notes: 1. the zener voltage ( v z ) is tested under pulse condition of 10ms. 2. the device numbers listed have a standard tolerance on the nominal zener voltage of 2%. 3. for detailed information on price, availability and delivery of nominal zener voltages between the voltages shown and tighte r voltage tolerances, contact your nearest tak cheong electronics representative. 4. 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. www.shunyegroup.com.cn
fig.1 typical forward voltage fig.2 effect of zener voltage on zener impedance fig.3 maximum nonrepetitive surge fig.4 typical capacitance fig.5 zener breakdown characteristics fig.6 zener breakdown characteristics fig.7 typical leakge current www.shunyegroup.com.cn
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