BZX79C51

BZX79C Series VZ : 2.4 to 75V PD : 500mW FEATURES : • Higher zener voltages available on request. • Standard zener voltage tolerance is ± 5% • Other tolerances are available upon request. • Pb / RoHS Free ZENER DIODES DO - 35 Glass (DO-204AH) 0.079(2.0 )max. 1.00 (25.4) min. Cathode Mark 0.150 (3.8) max. 0.020 (0.52)max. MECHANICAL DATA : Case: DO-35 Glass Case Weight: approx. 0.13g 1.00 (25.4) min. Dimensions in inches and ( millimeters ) Rating at 25 °C ambient temperature unless otherwise specified. Maximum Ratings and Thermal Characteristics Parameter Zener Current see Table "Characteristics" Forward Voltage at IF = 10 mA. Power Dissipation at TL = 25°C Thermal Resistance Junction to Ambient Air Continuous Forward Current Peak reverse power dissipation (non-repetitive) tp = 100µs square wave Junction temperature Storage temperature range VF PD RθJA IF PZSM TJ TS 0.9 500 (1) Symbol Value Unit V mW °C/W mA W °C °C 300(1) 250 40 -65 to + 200 -65 to + 200 Note: (1) Valid provided that leads at a distance of 3/8” from case are kept at ambient temperature. Page 1 of 2 Rev. 02 : March 25, 2005 ELECTRICAL CHARACTERISTICS(Rating at 25°C ambient temperature unless otherwise specified) Zener Voltage Type Number BZX79C2V4 BZX79C2V7 BZX79C3V0 BZX79C3V3 BZX79C3V6 BZX79C3V9 BZX79C4V3 BZX79C4V7 BZX79C5V1 BZX79C5V6 BZX79C6V2 BZX79C6V8 BZX79C7V5 BZX79C8V2 BZX79C9V1 BZX79C10 BZX79C11 BZX79C12 BZX79C13 BZX79C15 BZX79C16 BZX79C18 BZX79C20 BZX79C22 BZX79C24 BZX79C27 BZX79C30 BZX79C33 BZX79C36 BZX79C39 BZX79C43 BZX79C47 BZX79C51 BZX79C56 BZX79C62 BZX79C68 BZX79C75 VZ @ IZT Nom (V) 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 1) Maximum Zener Impedance , f = 1kHz Maximum Reverse Temp. coefficient Leakage Current IR (µ A) 50 20 10 5 5 3 3 3 2 1 3 2 1 0.7 0.5 0.2 0.1 0.1 0.1 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 at V R (V) 1 1 1 1 1 1 1 1 1 1 2 3 5 6 7 7.5 8.5 9 10 11 12 14 15 17 18 20 22 24 27 28 32 35 38 39 43 48 53 Admissible IZ (mA) 167 135 125 115 105 95 90 85 80 70 64 58 53 47 43 40 36 32 29 27 24 21 20 18 16 14 13 12 11 10 9.2 8.5 7.8 7.1 6.4 5.8 5.3 Maximum VR=0, f=1MHz (pF) 450 450 450 450 450 450 450 300 300 300 200 200 150 150 150 90 85 85 80 75 75 70 60 60 55 50 50 45 45 45 40 40 40 40 35 35 35 of Zener Voltage Zener Current Capacitance αmvz(% / °C) -0.08...-0.06 -0.08...-0.06 -0.08...-0.05 -0.08...-0.05 -0.08...-0.04 -0.07...-0.03 -0.04...-0.01 -0.03...+0.01 -0.02...+0.05 -0.01...+0.06 0.00...0.07 0.01...0.08 0.01...0.09 0.01...0.09 0.02...0.10 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.03...0.11 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.04...0.12 0.1(typ.) 0.1(typ.) 0.1(typ.) 0.1(typ.) IZT ZZT @ IZT ZZk @ IZK IZK (mA) (Ohms) (Ohms) (mA) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 2 2 2 2 2 2 2 2 2 2 2 2 100 100 95 95 90 90 90 80 60 40 10 15 15 15 15 20 20 25 30 30 40 45 55 55 70 80 80 80 90 130 150 170 180 200 215 240 255 600 600 600 600 600 600 600 500 480 400 150 80 80 80 100 150 150 150 170 200 200 225 225 250 250 300 300 325 350 350 375 375 400 425 450 475 500 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 Notes (1) Tested with pulses tp = 5 ms (2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. (3) The type number listed have a standard tolerance on the nominal zener voltage of ± 5%. For ± 2% tolerance altered the sixth letter of type from "C" to be "B" Page 2 of 2 Rev. 02 : March 25, 2005