Z ibo Seno Electronic Engineering Co., Ltd. LL55C2V4-LL55C75 500mW ZENER DIODE Features · · · · Very Sharp Reverse Characteristic Low Reverse Current Level Very High Stability Low Noise A B C Mechanical Data · · · · · MiniMELF Case:LL-34 / MiniMELF, Glass Terminals: Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Approx. Weight: 0.13 grams Lead Free: For RoHS / Lead Free Version Maximum Ratings Min Max A 3.30 3.70 B 1.30 1.60 C 0.28 0.50 All Dimensions in mm @ TA = 25°C unless otherwise specified Characteristic Symbol Value Unit Power Dissipation Pd 500 Zener Current IZ Pd/VZ mA RqJA 300 K/W VF 1.5 V Tj, TSTG -65 to +175 °C Thermal Resistance, Junction to Ambient Air Forward Voltage Operating and Storage Temperature Range LL55C2V4 - LL55C75 Dim 1 of 3 mW Test Condition Lead length = 4.0mm, TL = 25°C Lead length = 4.0mm, TL = constant IF = 200mA www.senocn.com Alldatasheet Z ibo Seno Electronic Engineering Co., Ltd. LL55C2V4-LL55C75 Electrical Characteristics Nominal Zener Voltage Type Number VZ @ IZT @ TA = 25°C unless otherwise specified Zener Zener Voltage Impedanc Range e VZ @ IZT ZZT @ IZT Zener Impedance Leakage Current @ VR IR @ T=25°C ZZT @ IZK IR @ T=150°C Temperature Coefficient VR (V) (mA) (V) (W) (W) (mA) (µA) (µA) (V) (%/K) LL55C2V4 2.4 5.0 2.28 to 2.56 < 85 < 600 1.0 < 50 < 100 1.0 -0.09 to -0.06 LL55C2V7 2.7 5.0 2.5 to 2.9 < 85 < 600 1.0 < 10 < 50 1.0 -0.09 to -0.06 LL55C3V0 3.0 5.0 2.8 to 3.2 < 85 < 600 1.0 < 4.0 < 40 1.0 -0.08 to -0.05 LL55C3V3 3.3 5.0 3.1 to 3.5 < 85 < 600 1.0 < 2.0 < 40 1.0 -0.08 to -0.05 LL55C3V6 3.6 5.0 3.4 to 3.8 < 85 < 600 1.0 < 2.0 < 40 1.0 -0.08 to -0.05 LL55C3V9 3.9 5.0 3.7 to 4.1 < 85 < 600 1.0 < 2.0 < 40 1.0 -0.08 to -0.05 LL55C4V3 4.3 5.0 4.0 to 4.6 < 75 < 600 1.0 < 1.0 < 20 1.0 -0.06 to - 0.03 LL55C4V7 4.7 5.0 4.4 to 5.0 < 60 < 600 1.0 < 0.5 < 10 1.0 -0.05 to +0.02 LL55C5V1 5.1 5.0 4.8 to 5.4 < 35 < 550 1.0 < 0.1 < 2.0 1.0 -0.02 to + 0.02 LL55C5V6 5.6 5.0 5.2 to 6.0 < 25 < 450 1.0 < 0.1 < 2.0 1.0 -0.05 to +0.05 LL55C6V2 6.2 5.0 5.8 to 6.6 < 10 < 200 1.0 < 0.1 < 2.0 2.0 0.03 to 0.06 LL55C6V8 6.8 5.0 6.4 to 7.2 < 8.0 < 150 1.0 < 0.1 < 2.0 3.0 0.03 to 0.07 LL55C7V5 7.5 5.0 7.0 to 7.9 < 7.0 < 50 1.0 < 0.1 < 2.0 5.0 0.03 to 0.07 LL55C8V2 8.2 5.0 7.7 to 8.7 < 7.0 < 50 1.0 < 0.1 < 2.0 6.2 0.03 to 0.08 LL55C9V1 9.1 5.0 8.5 to 9.6 < 10 < 50 1.0 < 0.1 < 2.0 6.8 0.03 to 0.09 LL55C10 10 5.0 9.4 to 10.6 < 15 < 70 1.0 < 0.1 < 2.0 7.5 0.03 to 0.10 LL55C11 11 5.0 10.4 to 11.6 < 20 < 70 1.0 < 0.1 < 2.0 8.2 0.03 to 0.11 LL55C12 12 5.0 11.4 to 12.7 < 20 < 90 1.0 < 0.1 < 2.0 9.1 0.03 to 0.11 LL55C13 13 5.0 12.4 to 14.1 < 26 < 110 1.0 < 0.1 < 2.0 10 0.03 to 0.11 LL55C15 15 5.0 13.8 to 15.6 < 30 < 110 1.0 < 0.1 < 2.0 11 0.03 to 0.11 LL55C16 16 5.0 15.3 to 17.1 < 40 < 170 1.0 < 0.1 < 2.0 12 0.03 to 0.11 LL55C18 18 5.0 16.8 to 19.1 < 50 < 170 1.0 < 0.1 < 2.0 13 0.03 to 0.11 LL55C20 20 5.0 18.8 to 21.2 < 55 < 220 1.0 < 0.1 < 2.0 15 0.03 to 0.11 LL55C22 22 5.0 20.8 to 23.3 < 55 < 220 1.0 < 0.1 < 2.0 16 0.04 to 0.12 LL55C24 24 5.0 22.8 to 25.6 < 80 < 220 1.0 < 0.1 < 2.0 18 0.04 to 0.12 LL55C27 27 5.0 25.1 to 28.9 < 80 < 220 1.0 < 0.1 < 2.0 20 0.04 to 0.12 LL55C30 30 5.0 28 to 32 < 80 < 220 1.0 < 0.1 < 2.0 22 0.04 to 0.12 LL55C33 33 5.0 31 to 35 < 80 < 220 1.0 < 0.1 < 2.0 24 0.04 to 0.12 LL55C36 36 5.0 34 to 38 < 80 < 220 1.0 < 0.1 < 2.0 27 0.04 to 0.12 LL55C39 39 2.5 37 to 41 < 90 < 500 0.5 < 0.1 < 5.0 30 0.04 to 0.12 LL55C43 43 2.5 40 to 46 < 90 < 600 0.5 < 0.1 < 5.0 33 0.04 to 0.12 LL55C47 47 2.5 44 to 50 < 110 < 700 0.5 < 0.1 <5 36 0.04 to 0.12 LL55C51 51 2.5 48 to 54 < 125 < 700 0.5 < 0.1 < 10 39 0.04 to 0.12 LL55C56 56 2.5 52 to 60 < 135 < 1000 0.5 < 0.1 < 10 43 0.04 to 0.12 LL55C62 62 2.5 58 to 66 < 150 < 1000 0.5 < 0.1 < 10 47 0.04 to 0.12 LL55C68 68 2.5 64 to 72 < 200 < 1000 0.5 < 0.1 < 10 51 0.04 to 0.12 LL55C75 75 2.5 70 to 79 < 250 < 1500 0.5 < 0.1 < 10 56 0.04 to 0.12 LL55C2V4 - LL55C75 2 of 3 www.senocn.com Alldatasheet Z ibo Seno Electronic Engineering Co., Ltd. Pd, TOTAL POWER DISSIPATION (mW) 500 400 300 200 100 0 0 40 80 120 160 200 TA, AMBIENT TEMPERATURE Fig.1, Power Dissipation vs Ambient Temperature 500 400 300 200 100 0 0 5 10 15 20 l, LEAD LENGTH (mm) Fig. 2, Thermal Resistance vs Lead Length 1000 VR = 2V Tj = 25C Tj = 25°C DIFFERENTIAL ZENER RESISTANCE (W) Cj, DIODE CAPACITANCE (pF) 200 RqJA, THERMAL RESISTANCE JUNCTION TO AMBIENT (K/W) LL55C2V4-LL55C75 150 100 50 IZ = 1mA 100 5mA 10 10mA 1 0 0 10 15 20 25 VZ, ZENER VOLTAGE (V) Fig. 3, Diode Capacitance vs Zener Voltage LL55C2V4 - LL55C75 5 3 of 3 0 5 10 15 20 25 VZ, ZENER VOLTAGE (V) Fig. 4, Differential Zener Impedance www.senocn.com Alldatasheet