BZX79 SERIES ZENER DIODES PRODUCT SUMMARY VZ range: 2.4 to 75 Volts Power dissipation: 500mW FEATURES The Zener voltages are graded according to the international E 24 standard. Higher Zener voltages and 1% tolerance available on request. Diodes available in these tolerance series: ±2% BZX79-B, ±3% BZX79-F, ±5% BZX79-C. MECHANICAL DATA Case: DO-35 Glass Case Weight: approx. 0.13g Pb-free; RoHS-compliant MAXIMUM RATINGS AND THERMAL CHARACTERISTICS o (TA=25 C unless otherwise noted) Parameter Symbol Value Unit (1) mW Zener current see table "Characteristics" Power dissipation at Tamb=25oC Ptot 500 Junction temperature Tj -65 to +175 o C Storage temperature range TS -65 to +175 o C Continuous forward current IF Thermal resistance junction to ambient air RθJA Peak reverse power dissipation (non-repetitive) tp=100us square wave PZSM Notes: 250 0.3 (1) 40 mA o C/mW W 1. Valid provided that leads are kept at ambient temperature at a distance of 8mm from case. 07/11/2007 Rev.1.00 www.SiliconStandard.com 1 BZX79 SERIES ELECTRICAL CHARACTERISTICS o (TA=25 C unless otherwise noted) Maximum VF=0.9V at IF=10mA Dynamic resistance Temp. coefficient of z ener voltage at IZ=5mA αmvz (% / oC) Reverse leakage current Admissible z ener current (2) Non-Repetitive peak reverse current at tp=100uS Type number y=B for +2% VZ y=F for +3% VZ y=C for +5% VZ at IZ=5mA f=1kHz rz j (Ω Ω) Max. at IZ=1mA f=1kHz rz j (Ω Ω) Max. Min. Max. IR (nA) at V R (Volts) IZ (mA) Capacitance VR=0 f=1 MHz (pF) Max. BZX79 - y2V4 100 < 600 - 0.08 - 0.06 50,000 1 167 450 6.0 BZX79 - y2V7 100 < 600 - 0.08 - 0.06 20,000 1 135 450 6.0 BZX79 - y3V0 95 < 600 - 0.08 - 0.06 10,000 1 125 450 6.0 BZX79 - y3V3 95 < 600 - 0.08 - 0.05 5,000 1 115 450 6.0 BZX79 - y3V6 90 < 600 - 0.08 - 0.04 5,000 1 105 450 6.0 BZX79 - y3V9 90 < 600 - 0.07 - 0.03 3,000 1 95 450 6.0 BZX79 - y4V3 90 < 600 - 0.04 - 0.01 3,000 1 90 450 6.0 BZX79 - y4V7 80 500 - 0.03 + 0.01 3,000 1 85 300 6.0 BZX79 - y5V1 60 480 - 0.02 + 0.05 2,000 1 80 300 6.0 BZX79 - y5V6 40 400 - 0.01 + 0.06 1,000 1 70 300 6.0 BZX79 - y6V2 10 150 0 + 0.07 3,000 2 64 200 6.0 BZX79 - y6V8 15 80 + 0.01 + 0.08 2,000 3 58 200 6.0 BZX79 - y7V5 15 80 +0.01 + 0.09 1,000 5 53 150 4.0 IZSM (A) BZX79 - y8V2 15 80 +0.01 + 0.09 700 6 47 150 4.0 BZX79 - y9V1 15 100 + 0.02 + 0.10 500 7 43 150 3.0 BZX79 - y10 20 150 + 0.03 + 0.11 200 7.5 40 90 3.0 BZX79 - y11 20 150 + 0.03 + 0.11 100 8.5 36 85 2.5 BZX79 - y12 25 150 + 0.03 + 0.11 100 9 32 85 2.5 BZX79 - y13 30 170 + 0.03 + 0.11 100 10 29 80 2.5 BZX79 - y15 30 200 + 0.03 + 0.11 50 11 27 75 2.0 BZX79 - y16 40 200 + 0.03 + 0.11 50 12 24 75 1.5 BZX79 - y18 45 225 + 0.03 + 0.11 50 14 21 70 1.5 BZX79 - y20 55 225 + 0.03 + 0.11 50 15 20 60 1.5 BZX79 - y22 55 250 + 0.03 + 0.11 50 17 18 60 1.3 BZX79 - y24 70 250 + 0.04 + 0.12 50 18 16 55 1.3 50 1.0 BZX79 - y27 80 (3) 300 (4) + 0.04 (3) + 0.12 50 20 14 BZX79 - y30 80 (3) 300 (4) + 0.04 (3) + 0.12 50 22 13 50 1.0 BZX79 - y33 80 (3) 325 (4) + 0.04 (3) + 0.12 50 24 12 45 0.9 BZX79 - y36 90 (3) BZX79 - y39 350 (4) + 0.04 (3) + 0.12 50 27 11 45 0.8 130 (3) 350 (4) + 0.04 (3) + 0.12 50 28 10 45 0.7 BZX79 - y43 150 (3) 375 (4) + 0.04 (3) + 0.12 50 32 9.2 40 0.6 BZX79 - y47 170 (3) 375 (4) + 0.04 (3) + 0.12 50 35 8.5 40 0.5 BZX79 - y51 180 (3) 400 (4) + 0.04 (3) + 0.12 50 38 7.8 40 0.4 BZX79 - y56 200 (3) 425 (4) typ. +0.1 (3) 50 39 7.1 40 0.3 BZX79 - y62 215 (3) 450 (4) typ. +0.1 (3) 50 43 6.4 35 0.3 BZX79 - y68 240 (3) 475 (4) typ. +0.1 (3) 50 48 5.8 35 0.3 BZX79 - y75 255 (3) 500 (4) typ. +0.1 (3) 50 53 5.3 35 0.2 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. at IZ=2.0 mA 4. at IZ=0.5 mA y = Zener voltage tolerance designator 07/11/2007 Rev.1.00 www.SiliconStandard.com 2 BZX79 SERIES ELECTRICAL CHARACTERISTICS o (TA=25 C unless otherwise noted) Maximum VF=0.9V at IF=10mA (1) Zener voltage range at IZ=5mA VZ (Volts) Type number + 5% Tol. Min. Max. Type number + 3% Tol. BZX79-C2V4 2.20 2.60 BZX79-C2V7 2.50 BZX79-C3V0 BZX79-C3V3 (1) Zener voltage range at IZ=5mA VZ (Volts) (1) Zener voltage range at IZ=5mA VZ (Volts) Min. Max. Type number + 2% Tol. BZX79-F2V4 2.33 2.47 BZX79-B2V4 2.35 2.45 2.90 BZX79-F2V7 2.62 2.78 BZX79-B2V7 2.65 2.75 2.80 3.20 BZX79-F3V0 2.91 3.09 BZX79-B3V0 2.94 3.06 3.10 3.50 BZX79-F3V3 3.20 3.40 BZX79-B3V3 3.23 3.37 BZX79-C3V6 3.40 3.80 BZX79-F3V6 3.49 3.71 BZX79-B3V6 3.53 3.67 BZX79-C3V9 3.70 4.10 BZX79-F3V9 3.78 4.02 BZX79-B3V9 3.82 3.98 BZX79-C4V3 4.00 4.60 BZX79-F4V3 4.17 4.43 BZX79-B4V3 4.21 4.39 BZX79-C4V7 4.40 5.00 BZX79-F4V7 4.56 4.84 BZX79-B4V7 4.61 4.79 BZX79-C5V1 4.80 5.40 BZX79-F5V1 4.95 5.25 BZX79-B5V1 5.00 5.20 BZX79-C5V6 5.20 6.00 BZX79-F5V6 5.43 5.77 BZX79-B5V6 5.49 5.71 BZX79-C6V2 5.80 6.60 BZX79-F6V2 6.01 6.39 BZX79-B6V2 6.08 6.32 BZX79-C6V8 6.40 7.20 BZX79-F6V8 6.60 7.00 BZX79-B6V8 6.66 6.94 BZX79-C7V5 7.00 7.90 BZX79-F7V5 7.28 7.72 BZX79-B7V5 7.35 7.65 BZX79-C8V2 7.70 8.70 BZX79-F8V2 7.95 8.45 BZX79-B8V2 8.04 8.36 BZX79-C9V1 8.50 9.60 BZX79-F9V1 8.83 9.37 BZX79-B9V1 8.92 9.28 BZX79-C10 9.40 10.60 BZX79-F10 9.70 10.30 BZX79-B10 9.80 10.20 BZX79-C11 10.40 11.60 BZX79-F11 10.67 11.33 BZX79-B11 10.80 11.20 BZX79-C12 11.40 12.70 BZX79-F12 11.64 12.36 BZX79-B12 11.80 12.20 Min. Max. BZX79-C13 12.40 14.10 BZX79-F13 12.61 13.39 BZX79-B13 12.70 13.30 BZX79-C15 13.80 15.60 BZX79-F15 14.55 15.45 BZX79-B15 14.70 15.30 BZX79-C16 15.30 17.10 BZX79-F16 15.50 16.50 BZX79-B16 15.70 16.30 BZX79-C18 16.80 19.10 BZX79-F18 17.50 18.50 BZX79-B18 17.60 18.40 BZX79-C20 18.80 21.20 BZX79-F20 19.40 20.60 BZX79-B20 19.60 20.40 BZX79-C22 20.80 23.30 BZX79-F22 21.30 22.70 BZX79-B22 21.60 22.40 BZX79-C24 22.80 25.60 BZX79-F24 23.30 24.70 BZX79-B24 23.50 24.50 BZX79-C27 25.10 BZX79-F27 26.20 BZX79-C30 28.00 28.90 (3) 32.00 (3) BZX79-F30 29.10 27.80 (3) BZX79-B27 26.50 27.50 (3) 30.90 (3) BZX79-B30 29.40 30.60 (3) BZX79-C33 31.00 35.00 (3) BZX79-F33 32.00 34.00 (3) BZX79-B33 32.30 33.70 (3) BZX79-C36 34.00 38.00 (3) BZX79-F36 34.90 37.10 (3) BZX79-B36 35.30 36.70 (3) BZX79-C39 37.00 41.00 (3) BZX79-F39 37.80 40.20 (3) BZX79-B39 38.20 39.80 (3) BZX79-C43 40.00 46.00 (3) BZX79-F43 41.70 44.30 (3) BZX79-B43 42.10 43.90 (3) BZX79-C47 44.00 50.00 (3) BZX79-F47 45.60 48.40 (3) BZX79-B47 46.10 47.90 (3) 54.00 (3) 52.50 (3) BZX79-B51 50.00 52.00 (3) (3) BZX79-C51 48.00 BZX79-F51 49.50 BZX79-C56 52.00 60.00 (3) BZX79-F56 54.30 57.70 (3) BZX79-B56 54.90 57.10 BZX79-C62 58.00 66.00 (3) BZX79-F62 60.10 63.90 (3) BZX79-B62 60.80 63.20 (3) BZX79-C68 64.00 72.00 (3) BZX79-F68 66.00 70.00 (3) BZX79-B68 66.60 69.40 (3) BZX79-C75 70.00 79.00 (3) BZX79-F75 72.80 77.20 (3) BZX79-B75 73.50 76.50 (3) Notes: 1. Tested with pulses tp=5ms 2. Valid provided that electrodes are kept at ambient temperature 3. at IZ=2.0 mA See BZX79-y table for all characteristics other than zener voltage range. 07/11/2007 Rev.1.00 www.SiliconStandard.com 3 BZX79 SERIES RATINGS AND CHARACTERISTIC CURVES o (TA=25 C unless otherwise noted) 07/11/2007 Rev.1.00 www.SiliconStandard.com 4 BZX79 SERIES RATINGS AND CHARACTERISTIC CURVES o (TA=25 C unless otherwise noted) 07/11/2007 Rev.1.00 www.SiliconStandard.com 5 BZX79 SERIES RATINGS AND CHARACTERISTIC CURVES o (TA=25 C unless otherwise noted) 07/11/2007 Rev.1.00 www.SiliconStandard.com 6 BZX79 SERIES RATINGS AND CHARACTERISTIC CURVES o (TA=25 C unless otherwise noted) Information furnished by Silicon Standard Corporation is believed to be accurate and reliable. However, Silicon Standard Corporation makes no guarantee or warranty, expressed or implied, as to the reliability, accuracy, timeliness or completeness of such information and assumes no responsibility for its use, or for infringement of any patent or other intellectual property rights of third parties that may result from its use. Silicon Standard reserves the right to make changes as it deems necessary to any products described herein for any reason, including without limitation enhancement in reliability, functionality or design. No license is granted, whether expressly or by implication, in relation to the use of any products described herein or to the use of any information provided herein, under any patent or other intellectual property rights of Silicon Standard Corporation or any third parties. 07/11/2007 Rev.1.00 www.SiliconStandard.com 7