Surface Mount Zener Diodes COMCHIP Www.comchiptech.com CZRL5225 Thru CZRL5267 Voltage: 3.0 - 75 Volts Power: 500 mW MiniMELF (SOD-80) Features Silicon Planar Power Zener Diodes For use in stabilizing and clipping circuits with higher power rating. Standard Zener voltage tolerance is ± 5% with a “B” suffix. Mechanical data Case: MiniMELF Glass Case (SOD-80) Weight: approx. 0.05g Dimensions in mm Maximum Ratings and Electrical Characterics P a ra m e te r Zener Current (see Table “Characteristic s”) Power Diss ipation at Tamb = 25°C Thermal Resist ance Junct ion to Am bient Air Junction Temperature Storage Temperature Range Symbol Value Unit P tot 500(1) mW R JA Tj TS (1) °C/W °C °C 300 175 –65 to +150 Note: (1) Valid provided that ele ctrodes ar e kept at ambient temperature MDS0303005A Page 1 Surface Mount Zener Diodes COMCHIP www.comchiptech.com ELECTRICAL CHARACTERISTICS (TA=25°C unless otherwise noted) Max. VF = 1.25Volts at IF = 200mA Type No. Nominal Zener Voltage at IZT VZ (V) (Note 3.) Test current IZT (mA) 3 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6 6.2 6.8 7.5 8.2 8.7 9.1 10 11 12 13 14 15 16 17 18 19 20 22 24 25 27 28 30 33 36 39 43 47 51 56 60 62 68 75 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 9.5 9 8.5 7.8 7.4 7 6.6 6.2 5.6 5.2 5 4.6 4.5 4.2 3.8 3.4 3.2 3 2.7 2.5 2.2 2.1 2 1.8 1.7 CZRL5225B CZRL5226B CZRL5227B CZRL5228B CZRL5229B CZRL5230B CZRL5231B CZRL5232B CZRL5233B CZRL5234B CZRL5235B CZRL5236B CZRL5237B CZRL5238B CZRL5239B CZRL5240B CZRL5241B CZRL5242B CZRL5243B CZRL5244B CZRL5245B CZRL5246B CZRL5247B CZRL5248B CZRL5249B CZRL5250B CZRL5251B CZRL5252B CZRL5253B CZRL5254B CZRL5255B CZRL5256B CZRL5257B CZRL5258B CZRL5259B CZRL5260B CZRL5261B CZRL5262B CZRL5263B CZRL5264B CZRL5265B CZRL5266B CZRL5267B Maximum Zener Impedance (Note 2.) at IZT Z ZT (ohm) 29 28 24 23 22 19 17 11 7 7 5 6 8 8 10 17 22 30 13 15 16 17 19 21 23 25 29 33 35 41 44 49 58 70 80 93 105 125 150 170 185 230 270 at IZK = 0.25mA Z ZK (ohm) 1600 1600 1700 1900 2000 1900 1600 1600 1600 1000 750 500 500 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 700 700 800 900 1000 1100 1300 1400 1400 1600 1700 Typical Temperature Coefficient VZ (%/°C) – 0.075 – 0.070 – 0.065 – 0.060 – 0.055 ±0.030 ±0.030 +0.038 +0.038 +0.045 +0.05 +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 +0.087 +0.089 +0.09 +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 Max reverse Leakage Maximum Current Regulator Current IR VR IZM (mA) (uA) (V) (Note 2.) 50 25 15 10 5 5 5 5 5 5 3 3 3 3 3 3 2 1 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1 1 1 1 1 2 2 3 3.5 4 5 6 6.5 6.5 7 8 8.4 9.1 9.9 10 11 12 13 14 14 15 17 18 19 21 21 23 25 27 30 33 36 39 43 46 47 52 56 152 138 126 115 106 97 89 81 76 73 67 61 55 52 50 45 41 38 35 32 30 28 27 25 24 23 21 19.1 18.2 16.8 16.2 15.1 13.8 12.6 11.6 10.6 9.7 8.9 – – – – – Notes: (1) The Zener impedance is derived from the 1KHZ AC volt age which results when an AC current having an RMS value equal to 10% of the Zener current (IZTor IZK) is superim posed on IZT or IZK. Zener impedance is m easured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units (2) Valid provided that electrodes at a distance of 10mm from case are kept at am bient temperature (3) Tested under thermal equilibrium and DC test conditions. MDS0303005A Page 2 Surface Mount Zener Diodes COMCHIP www.comchiptech.com Rating and Characteristic Curve (CZRL5225B Thru CZRL5267B) (TA = 25°C unless otherwise noted) MDS0303005A Page 3