TZQ5221B~TZQ5271B Zener diode Features 1. High reliability 2. Very sharp reverse characteristic 3. Low reverse current level 4. VZ-tolerance5% Applications Voltage stabilization Absolute Maximum Ratings Tj=25 Parameter Test Conditions Type Symbol Value Unit PV 500 mW Z-current IZ PV/VZ mA Junction temperature Tj 200 Tstg -65~+200 Symbol Value Unit RthJA 300 K/W Tamb75 Power dissipation Storage temperature range Maximum Thermal Resistance Tj=25 Parameter Junction ambient Test Conditions I=9.5mm(3/8") TL=constant Stresses exceeding maximum ratings may damage the device. Maximum ratings are stress ratings only. Functional operation above the recommended operating conditions is not implied. Extended exposure to stresses above the recommended operating conditions may affect device reliability. Electrical Characteristics Tj=25 Parameter Forward voltage Test Conditions Type IF=200mA Symbol VF Min Typ Max Unit 1.1 V Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 1/5 TZQ5221B~TZQ5271B VZnom1) IZT for rzjT rzjK at IZK IR at VR V mA mA A V TZQ5221B 2.4 20 <30 <1200 0.25 <100 1.0 TZQ5222B 2.5 20 <30 <1250 0.25 <100 1.0 TZQ5223B 2.7 20 <30 <1300 0.25 <75 1.0 TZQ5224B 2.8 20 <30 <1400 0.25 <75 1.0 TZQ5225B 3.0 20 <29 <1600 0.25 <50 1.0 TZQ5226B 3.3 20 <28 <1600 0.25 <25 1.0 TZQ5227B 3.6 20 <24 <1700 0.25 <15 1.0 TZQ5228B 3.9 20 <23 <1900 0.25 <10 1.0 TZQ5229B 4.3 20 <22 <2000 0.25 <5 1.0 TZQ5230B 4.7 20 <19 <1900 0.25 <5 2.0 TZQ5231B 5.1 20 <17 <1600 0.25 <5 2.0 TZQ5232B 5.6 20 <11 <1600 0.25 <5 3.0 TZQ5233B 6.0 20 <7 <1600 0.25 <5 3.5 TZQ5234B 6.2 20 <7 <1000 0.25 <5 4.0 TZQ5235B 6.8 20 <5 <750 0.25 <3 5.0 TZQ5236B 7.5 20 <6 <500 0.25 <3 6.0 TZQ5237B 8.2 20 <8 <500 0.25 <3 6.5 TZQ5238B 8.7 20 <8 <600 0.25 <3 6.5 TZQ5239B 9.1 20 <10 <600 0.25 <3 7.0 TZQ5240B 10 20 <17 <600 0.25 <3 8.0 TZQ5241B 11 20 <22 <600 0.25 <2 8.4 TZQ5242B 12 20 <30 <600 0.25 <1 9.1 TZQ5243B 13 9.5 <13 <600 0.25 <0.5 9.9 TZQ5244B 14 9.0 <15 <600 0.25 <0.1 10 TZQ5245B 15 8.5 <16 <600 0.25 <0.1 11 TZQ5246B 16 7.8 <17 <600 0.25 <0.1 12 TZQ5247B 17 7.4 <19 <600 0.25 <0.1 13 TZQ5248B 18 7.0 <21 <600 0.25 <0.1 14 TZQ5249B 19 6.6 <23 <600 0.25 <0.1 15 TZQ5250B 20 6.2 <25 <600 0.25 <0.1 16 TZQ5251B 22 5.6 <29 <600 0.25 <0.1 17 TZQ5252B 24 5.2 <33 <600 0.25 <0.1 18 TZQ5253B 25 5.0 <35 <600 0.25 <0.1 19 TZQ5254B 27 4.6 <41 <600 0.25 <0.1 21 TZQ5255B 28 4.5 <44 <600 0.25 <0.1 21 TZQ5256B 30 4.2 <49 <600 0.25 <0.1 23 TZQ5257B 33 3.8 <58 <700 0.25 <0.1 25 TZQ5258B 36 3.4 <70 <700 0.25 <0.1 27 TZQ5259B 39 3.2 <80 <800 0.25 <0.1 30 TZQ5260B 43 3.0 <93 <900 0.25 <0.1 33 TZQ5261B 47 2.7 <105 <1000 0.25 <0.1 36 TZQ5262B 51 2.5 <125 <1100 0.25 <0.1 39 TZQ5263B 56 2.2 <150 <1300 0.25 <0.1 43 TZQ5264B 60 2.1 <170 <1400 0.25 <0.1 46 TZQ5265B 62 2.0 <185 <1400 0.25 <0.1 47 TZQ5266B 68 1.8 <230 <1600 0.25 <0.1 52 TZQ5267B 75 1.7 <270 <1700 0.25 <0.1 58 TZQ5268B 82 1.5 <330 <2000 0.25 <0.1 62 TZQ5269B 87 1.4 <370 <2200 0.25 <0.1 68 TZQ5270B 91 1.4 <400 <2300 0.25 <0.1 69 TZQ5271B 100 1.3 <500 <2600 0.25 <0.1 76 1) Based on DC-measurement at thermal equilibrium while maintaining the lead temperature(TL) at 30, 9.5mm (3/8") from the diode body. Type TKVZ %/K <-0.085 <-0.085 <-0.080 <-0.080 <-0.075 <-0.070 <-0.065 <-0.060 <+0.055 <+0.030 <+0.030 <+0.038 <+0.038 <+0.045 <+0.050 <+0.058 <+0.062 <+0.065 <+0.068 <+0.075 <+0.076 <+0.077 <+0.079 <+0.082 <+0.082 <+0.083 <+0.084 <+0.085 <+0.086 <+0.086 <+0.087 <+0.088 <+0.089 <+0.090 <+0.091 <+0.091 <+0.092 <+0.093 <+0.094 <+0.095 <+0.095 <+0.096 <+0.096 <+0.097 <+0.097 <+0.097 <+0.098 <+0.098 <+0.099 <+0.099 <+0.11 Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 2/5 TZQ5221B~TZQ5271B Characteristics (Tj=25 unless otherwise specified) Figure 1. Zener Voltage versus Zener Current - Vz=1 thru 16 Volts Figure 2. Zener Voltage versus Zener Current - Vz=15 thru 30 Volts Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 3/5 TZQ5221B~TZQ5271B Figure 3. Zener Voltage versus Zener Current - Vz=30 thru 75 Volts Figure 4. Thermal resistance from junction to ambient as a function of pulse duration Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 4/5 TZQ5221B~TZQ5271B Dimensions in mm Cathode identification 1.7 1.50.1 Glass 0.3 3.50.2 Glass Case Quadro MELF Similar to JEDEC DO-213 AA Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 5/5