BZT55 Series Zener Voltage Range: 2.4 to 75 Volts Zener Diodes Power Dissipation: 500mW Features Very sharp reverse characteristic Low reverse current level Available with tighter tolerances Very high stability Low noise For voltage stabilization Package Dimensions in mm (inches) Mechanical Data Case: QuadroMELF (SOD-80) Weight: approx. 0.034g Maximum Ratings and Thermal Characteristics (Tamb=25oC, unless otherwise specified) Parameter Zener current (see Table "Characteristics") Power dissipation at RthJA < 300K/W Junction temperature Symbol Value Unit IZ Ptot/VZ mA Ptot 500 mW Tj 175 o C o C Storage temperature range Tstg -65 to +175 Forward voltage at IF=200mA VF 1.5 V RθJA 500 K/W Junction ambient on PC board 50mm X 50mm X 1.6mm 507 Electrical Characteristics (TA=25oC unless otherwise noted) Zener voltage VZ @ IZT (V) Part number C for +5% VZ Min. 1) Max. Dynamic resistance at IZT f=1kHz Ω) rz j (Ω at IZK f=1kHz Ω) rz j (Ω Test current IZT (mA) Temperature coefficient TKVZ (% / K) Min. Max. Test current Reverse leakage current IZK (mA) at Tamb=25oC IR (uA) at Tamb=150oC IR (uA) at V R (Volts) BZT55-C2V4 2.28 2.56 < 85 < 600 5 - 0.09 - 0.06 1 <50 <100 1 BZT55-C2V7 2.50 2.90 < 85 < 600 5 - 0.09 - 0.06 1 <10 <50 1 BZT55-C3V0 2.80 3.20 < 90 < 600 5 - 0.08 - 0.05 1 <4 <40 1 BZT55-C3V3 3.10 3.50 < 90 < 600 5 - 0.08 - 0.05 1 <2 <40 1 BZT55-C3V6 3.40 3.80 < 90 < 600 5 - 0.08 - 0.05 1 <2 <40 1 BZT55-C3V9 3.70 4.10 < 90 < 600 5 - 0.06 - 0.03 1 <2 <40 1 BZT55-C4V3 4.00 4.60 < 90 < 600 5 - 0.05 + 0.02 1 <1 <20 1 BZT55-C4V7 4.40 5.00 < 80 < 600 5 - 0.02 + 0.02 1 <0.5 <10 1 BZT55-C5V1 4.80 5.40 < 60 < 550 5 - 0.05 + 0.05 1 <0.1 <2 1 BZT55-C5V6 5.20 6.00 < 40 < 450 5 + 0.03 + 0.06 1 <0.1 <2 1 BZT55-C6V2 5.80 6.60 < 10 < 200 5 + 0.03 + 0.07 1 <0.1 <2 2 BZT55-C6V8 6.40 7.20 <8 < 150 5 + 0.03 + 0.07 1 <0.1 <2 3 BZT55-C7V5 7.00 7.90 <7 < 50 5 + 0.03 + 0.08 1 <0.1 <2 5 BZT55-C8V2 7.70 8.70 <7 < 50 5 + 0.03 + 0.09 1 <0.1 <2 6.2 6.8 BZT55-C9V1 8.50 9.60 < 10 < 50 5 + 0.03 + 0.1 1 <0.1 <2 BZT55-C10 9.40 10.60 < 15 < 70 5 + 0.03 + 0.11 1 <0.1 <2 7.5 BZT55-C11 10.40 11.60 < 20 < 70 5 + 0.03 + 0.11 1 <0.1 <2 8.2 BZT55-C12 11.40 12.70 < 20 < 90 5 + 0.03 + 0.11 1 <0.1 <2 9.1 BZT55-C13 12.40 14.10 < 26 < 110 5 + 0.03 + 0.11 1 <0.1 <2 10 BZT55-C15 13.80 15.60 < 30 < 110 5 + 0.03 + 0.11 1 <0.1 <2 11 BZT55-C16 15.30 17.10 < 40 < 170 5 + 0.03 + 0.11 1 <0.1 <2 12 BZT55-C18 16.80 19.10 < 50 < 170 5 + 0.03 + 0.11 1 <0.1 <2 13 BZT55-C20 18.80 21.20 < 55 < 220 5 + 0.04 + 0.12 1 <0.1 <2 15 BZT55-C22 20.80 23.30 < 55 < 220 5 + 0.04 + 0.12 1 <0.1 <2 16 BZT55-C24 22.80 25.60 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 18 BZT55-C27 25.10 28.90 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 20 BZT55-C30 28.00 32.00 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 22 BZT55-C33 31.00 35.00 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 24 BZT55-C36 34.00 38.00 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 27 BZT55-C39 37.00 41.00 < 90 < 500 2.5 + 0.04 + 0.12 0.5 <0.1 <5 30 BZT55-C43 40.00 46.00 < 90 < 600 2.5 + 0.04 + 0.12 0.5 <0.1 <5 33 BZT55-C47 44.00 50.00 < 110 < 700 2.5 + 0.04 + 0.12 0.5 <0.1 <5 36 BZT55-C51 48.00 54.00 < 125 < 700 2.5 + 0.04 + 0.12 0.5 <0.1 <10 39 BZT55-C56 52.00 60.00 < 135 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 43 47 BZT55-C62 58.00 66.00 < 150 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 BZT55-C68 64.00 72.00 < 200 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 51 BZT55-C75 70.00 79.00 < 250 < 1500 2.5 + 0.04 + 0.12 0.5 <0.1 <10 56 Notes: 1. tp < 10 ms, T/tp > 1000. *) Additionnal measurement of Voltage group 9V1 to 75 at 95 % Vzmin < 35 nA at Tj 25 oC 508 Electrical Characteristics (TA=25oC unless otherwise noted) Zener voltage VZ @ IZT (V) Part number B for +2% VZ Min. 1) Max. Dynamic resistance at IZT f=1kHz Ω) rz j (Ω at IZK f=1kHz Ω) rz j (Ω Test current IZT (mA) Temperature coefficient TKVZ (% / K) Min. Max. Test current Reverse leakage current IZK (mA) at Tamb=25oC IR (uA) at Tamb=150oC IR (uA) at V R (Volts) BZT55-B2V4 2.35 2.45 < 85 < 600 5 - 0.09 - 0.06 1 <50 <100 1 BZT55-B2V7 2.65 2.76 < 85 < 600 5 - 0.09 - 0.06 1 <10 <50 1 BZT55-B3V0 2.94 3.06 < 90 < 600 5 - 0.08 - 0.05 1 <4 <40 1 BZT55-B3V3 3.24 3.36 < 90 < 600 5 - 0.08 - 0.05 1 <2 <40 1 BZT55-B3V6 3.52 3.68 < 90 < 600 5 - 0.08 - 0.05 1 <2 <40 1 BZT55-B3V9 3.82 3.98 < 90 < 600 5 - 0.06 - 0.03 1 <2 <40 1 BZT55-B4V3 4.22 4.38 < 90 < 600 5 - 0.05 + 0.02 1 <1 <20 1 BZT55-B4V7 4.6 4.8 < 80 < 600 5 - 0.02 + 0.02 1 <0.5 <10 1 BZT55-B5V1 5.00 5.20 < 60 < 550 5 - 0.05 + 0.05 1 <0.1 <2 1 BZT55-B5V6 5.48 5.72 < 40 < 450 5 + 0.03 + 0.06 1 <0.1 <2 1 BZT55-B6V2 6.08 6.32 < 10 < 200 5 + 0.03 + 0.07 1 <0.1 <2 2 BZT55-B6V8 6.66 6.94 <8 < 150 5 + 0.03 + 0.07 1 <0.1 <2 3 BZT55-B7V5 7.35 7.65 <7 < 50 5 + 0.03 + 0.08 1 <0.1 <2 5 BZT55-B8V2 8.04 8.36 <7 < 50 5 + 0.03 + 0.09 1 <0.1 <2 6.2 6.8 BZT55-B9V1 8.92 9.28 < 10 < 50 5 + 0.03 + 0.1 1 <0.1 <2 BZT55-B10 9.80 10.20 < 15 < 70 5 + 0.03 + 0.11 1 <0.1 <2 7.5 BZT55-B11 10.78 11.22 < 20 < 70 5 + 0.03 + 0.11 1 <0.1 <2 8.2 BZT55-B12 11.76 12.24 < 20 < 90 5 + 0.03 + 0.11 1 <0.1 <2 9.1 BZT55-B13 12.74 13.26 < 26 < 110 5 + 0.03 + 0.11 1 <0.1 <2 10 BZT55-B15 14.70 15.30 < 30 < 110 5 + 0.03 + 0.11 1 <0.1 <2 11 BZT55-B16 15.70 16.30 < 40 < 170 5 + 0.03 + 0.11 1 <0.1 <2 12 BZT55-B18 17.64 18.36 < 50 < 170 5 + 0.03 + 0.11 1 <0.1 <2 13 BZT55-B20 19.60 20.40 < 55 < 220 5 + 0.04 + 0.12 1 <0.1 <2 15 BZT55-B22 21.55 22.45 < 55 < 220 5 + 0.04 + 0.12 1 <0.1 <2 16 BZT55-B24 23.50 24.50 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 18 BZT55-B27 26.40 27.60 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 20 22 BZT55-B30 29.40 30.60 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 BZT55-B33 32.40 33.60 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 24 BZT55-B36 35.30 36.70 < 80 < 220 5 + 0.04 + 0.12 1 <0.1 <2 27 BZT55-B39 38.20 39.80 < 90 < 500 2.5 + 0.04 + 0.12 1 <0.1 <5 30 BZT55-B43 42.10 43.90 < 90 < 600 2.5 + 0.04 + 0.12 0.5 <0.1 <5 33 36 BZT55-B47 46.10 47.90 < 110 < 700 2.5 + 0.04 + 0.12 0.5 <0.1 <5 BZT55-B51 50.00 52.00 < 125 < 700 2.5 + 0.04 + 0.12 0.5 <0.1 <10 39 BZT55-B56 54.90 57.10 < 135 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 43 47 BZT55-B62 60.80 63.20 < 150 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 BZT55-B68 66.60 69.40 < 200 < 1000 2.5 + 0.04 + 0.12 0.5 <0.1 <10 51 BZT55-B75 73.50 76.50 < 250 < 1500 2.5 + 0.04 + 0.12 0.5 <0.1 <10 56 Notes: 1. tp < 10 ms, T/tp > 1000. *) Additionnal measurement of Voltage group 9V1 to 75 at 95 % Vzmin < 35 nA at Tj 25 oC 509 RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 510 RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 511