DL5221 thru dl5261 500 mw zener diode 2.4 to 47 volts feat ures wide voltage range available glass package high temp soldering: 250 c for 10 seconds at terminals surface mount package maximum ratings operating temperature: - 55 c to +150 c storage temperature: - 55 c to +150 c 500 mwatt dc power dissipation power de rating: 4.0mw/ c above 50 c forward voltage @ 200ma: 1.1 volts figure 2 - derating curve power dissipation (mw) - versus - temperature c temperature c 0 50 100 150 mw 200 400 typical capacitance (pf) ? versus ? zener voltage (v z ) figure 1 - typical capacitance 0 100 200 1 10 100 pf v z at zero volts at ? 2 volts v r a b c cathode mark 0. 0 3 0 ? 0.1 0 5 0. 0 75? suggested solder pad layout minimelf dimensions inches mm dim min max min max note a .134 .142 3.40 3.60 b .008 .016 .20 .40 c .055 .059 1.40 1.50 ? shanghai lunsure electronic technology co.,ltd tel:0086-21-37185008 fax:0086-21-57152769 ww w . cn el ec tr .com
part number nominal zener voltage v z @ i zt test current i zt maximum zener impedance ?b? suffix only z zt @ i zt z zk @i zk = 0.25ma maximum reverse leakage current i r @ v r max. zener vol tage temp coefficient ?b? suffix only volts ma ohms ohms m a volts % / c DL5221 2.4 20 30 1200 100 1.0 - 0.085 dl5222 2.5 20 30 1250 100 1.0 - 0.085 dl5223 2.7 20 30 1300 75 1.0 - 0.080 dl5224 2.8 20 30 1400 75 1.0 - 0.080 dl5225 3.0 20 29 1600 50 1.0 - 0.075 dl5226 3.3 20 28 1600 25 1.0 - 0.070 dl5227 3.6 20 24 1700 15 1.0 - 0.065 dl5228 3.9 20 23 1900 10 1.0 - 0.060 dl5229 4.3 20 22 2000 5.0 1.0 0.055 dl5230 4.7 20 19 1900 5.0 2.0 0.030 dl5231 5.1 20 17 1600 5.0 2.0 0.030 dl5232 5.6 20 11 1600 5.0 3.0 +0.038 dl5233 6.0 20 7.0 1600 5.0 3.5 +0.038 dl5234 6.2 20 7.0 1000 5.0 4.0 +0.045 dl5235 6.8 20 5.0 750 3.0 5.0 +0.050 dl5236 7.5 20 6.0 500 3.0 6.0 +0.058 dl5237 8.2 20 8.0 500 3.0 6.5 +0.062 dl5238 8.7 20 8.0 600 3.0 6.5 +0 .065 dl5239 9.1 20 10 600 3.0 7.0 +0.068 dl5240 10 20 17 600 3.0 8.0 +0.075 dl5241 11 20 22 600 2.0 8.4 +0.076 dl5242 12 20 30 600 1.0 9.1 +0.077 dl5243 13 9.5 13 600 0.5 9.9 +0.079 dl5244 14 9.0 15 600 0.1 10 +0.082 dl5245 15 8.5 16 600 0.1 11 +0.082 dl5246 16 7.8 17 600 0.1 12 +0.083 dl5247 17 7.4 19 600 0.1 13 +0.084 dl5248 18 7.0 21 600 0.1 14 +0.085 dl5249 19 6.6 23 600 0.1 14 +0.086 dl5250 20 6.2 25 600 0.1 15 +0.086 dl5251 22 5.6 29 600 0.1 17 +0.087 dl5252 24 5.2 33 600 0 .1 18 +0.088 dl5253 25 5.0 35 600 0.1 19 +0.089 dl5254 27 4.6 41 600 0.1 21 +0.090 dl5255 28 4.5 44 600 0.1 21 +0.091 dl5256 30 4.2 49 600 0.1 23 +0.091 dl5257 33 3.8 58 700 0.1 25 +0.092 dl5258 36 3.4 70 700 0.1 27 +0.093 dl5259 39 3.2 80 800 0.1 30 +0.094 dl5260 43 3.0 93 900 0.1 33 +0.095 dl5261 47 2.7 105 1000 0.1 36 +0.095 note 1: table as shown lists type numbers, which indicate a tolerance of 20% with guaranteed l imits on only vz, i r , and v f . devices with guaranteed limits o n all six parameters are i ndicated by suffix ?a? for 10%, ?b? for 5%, ?c? for 2%, and ?d? for 1% tolerance note 2: the electrical characteristics are measured after allowing the device to stabilize for 20 seconds. note 3: temperature coeff i cient ( v z ). test conditions for temperature coefficient are as follows: a. i zt = 7.5ma, t i = 25 o c t 2 = 125 o c (DL5221 thru dl5242 ) b. i zt = rated i z t , t i = 25 o c, t 2 = 125 o c (dl5243 thru dl52 6 1 ) device to be temperature stabilized with current applied prior to reading breakdown voltage a t the specified ambient temperature. DL5221 thru dl52 6 1 ww w . cn el e ct r .com
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