ZD5231A

CYStech Electronics Corp. Zener Diode Series ZD52XXAN3 Spec. No. : C326N3 Issued Date : 2003.04.14 Revised Date : 2013.08.05 Page No. : 1/14 SOT-23 Thermal Characteristics Characteristics Symbol Max Unit Total Device Dissipation FR-5 Board TA=25°C, Derate above 25°C Total Device Dissipation Alumina Substrate**TA=25°C, Derate above 25°C Thermal Resistance Junction to Ambient Junction and Storage Temperature PD PD RθJA Tj, Tstg 225 1.8 300 2.4 417 -55 to +150 mW mW/°C mW mW/°C °C/W °C *FR-5 - 1.0×0.75×0.062 in. **Alumina - 0.4×0.3×0.024 in. 99.5% alumina. Electrical Characteristic (VF=0.9V Max @IF=10mA for all types.) Nom. Zener Voltage Device Marking Code VZ@IZT (V) Nom. Min Max ZD5221A 18A 2.4 2.35 2.45 ZD5223A 18C 2.7 2.65 2.75 ZD5225A 18E 3.0 2.94 3.06 ZD5226A 8A 3.3 3.23 3.37 ZD5227A 8B 3.6 3.53 3.67 ZD5228A 8C 3.9 3.82 3.98 ZD5229A 8D 4.3 4.21 4.39 ZD5230A 8E 4.7 4.61 4.79 ZD5231A 8F 5.1 5.00 5.20 ZD5232A 8G 5.6 5.49 5.71 ZD5233A 8H 6.0 5.88 6.12 ZD5234A 8J 6.2 6.08 6.32 ZD5235A 8K 6.8 6.66 6.94 ZD5236A 8L 7.5 7.35 7.65 ZD5237A 8M 8.2 8.04 8.36 ZD5238A 8N 8.7 8.53 8.87 ZD5239A 8P 9.1 8.92 9.28 ZD5240A KF5 10 9.80 10.20 ZD5241A 8R 11 10.78 11.22 ZD5242A 8S 12 11.76 12.24 ZD5243A 8T 13 12.74 13.26 ZD5245A 8V 15 14.70 15.30 ZD5246A 8W 16 15.68 16.32 Max. Zener Impedance ZZT IZT ZZK IZK (Ω) (mA) (Ω) (mA) 30 20 1200 0.25 30 20 1300 0.25 30 20 1600 0.25 28 20 1600 0.25 24 20 1700 0.25 23 20 1900 0.25 22 20 2000 0.25 19 20 1900 0.25 17 20...