RD2.0ES~RD39ES Zener diode Features 1. DO-34 Glass sealed package This diode can be inserted into a PC board with a shorter pitch5mm 2. Planar process 3. Vz applied E24 standard Applications Circuits for constant voltage, constant current, waveform clipper, surge absorber, etc. Absolute Maximum Ratings Tj=25 Parameter Symbol Value Unit If 150 mA PV 400 mW Surge Reverse Power PRSM 100 W Junction Temperature Tj 175 Storage Temperature Tstg -65~+175 Forward Current Power Dissipation RD2.0ES~RD39ES Electrical Characteristics Tj=25 Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 2.0ES RD 2.2 ES RD 2.4 ES RD 2.7 ES RD 3.0 ES RD 3.3 ES RD 3.6 ES RD 3.9 ES RD 4.3 ES RD 4.7 ES RD 5.1 ES RD 5.6 ES RD 6.2 ES A B A B A B A B A B A B A B A B A B C A B C A B C A B C A B C Min. 1.88 1.88 2.01 2.11 2.11 2.22 2.32 2.32 2.41 2.52 2.52 2.68 2.84 2.84 2.99 3.15 3.15 3.31 3.46 3.46 3.60 3.74 3.74 3.89 4.04 4.04 4.17 4.30 4.44 4.44 4.55 4.68 4.81 4.81 4.94 5.09 5.28 5.28 5.45 5.61 5.78 5.78 5.96 6.12 Max. 2.24 2.12 2.24 2.44 2.34 2.44 2.65 2.54 2.65 2.93 2.77 2.93 3.24 3.08 3.24 3.54 3.39 3.54 3.84 3.69 3.84 4.16 4.01 4.16 4.57 4.29 4.43 4.57 4.93 4.68 4.80 4.93 5.37 5.07 5.20 5.37 5.91 5.55 5.73 5.91 6.44 6.09 6.27 6.44 Iz (mA) Max. 5 100 5 5 100 5 Knee Dynamic Impedance Zzk () Reverse current IR (A) Min. Max. Iz (mA) 1000 0.5 120 0.5 5 1000 0.5 120 0.7 100 5 1000 0.5 120 1.0 5 110 5 1000 0.5 100 1.0 5 120 5 1000 0.5 50 1.0 5 120 5 1000 0.5 20 1.0 5 120 5 1100 0.5 10 1.0 5 120 5 1200 0.5 5 1.0 5 120 5 1200 0.5 5 1.0 5 100 5 1200 0.5 5 1.0 5 70 5 1200 0.5 5 1.5 5 40 5 900 0.5 5 2.5 5 30 5 500 0.5 5 3.0 RD2.0ES~RD39ES Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 6.8 ES RD 7.5 ES RD 8.2 ES RD 9.1 ES RD 10 ES RD 11 ES RD 12 ES RD 13 ES RD 15 ES RD 16 ES RD 18 ES A B C A B C A B C A B C A B C A B C A B C A B C A B C A B C A B C Min. 6.29 6.29 6.49 6.66 6.85 6.85 7.07 7.29 7.53 7.53 7.78 8.03 8.29 8.29 8.57 8.83 9.12 9.12 9.46 9.82 10.18 10.18 10.50 10.82 11.13 11.13 11.44 11.74 12.11 12.11 12.55 12.99 13.44 13.44 13.89 14.35 14.80 14.80 15.25 15.69 16.22 16.22 16.82 17.42 Max. 7.01 6.63 6.83 7.01 7.67 7.22 7.45 7.67 8.45 7.92 8.19 8.45 9.30 8.73 9.01 9.30 10.39 9.65 10.02 10.39 11.38 10.71 11.05 11.38 12.35 11.71 12.03 12.35 13.66 12.75 13.21 13.66 15.09 14.13 14.62 15.09 16.51 15.57 16.04 16.51 18.33 17.06 17.70 18.33 Iz (mA) Max. 5 25 5 5 25 5 Knee Dynamic Impedance Zzk () Reverse current IR (A) Min. Max. Iz (mA) 150 0.5 2 3.5 5 120 0.5 0.5 4.0 20 5 120 0.5 0.5 5.0 5 20 5 120 0.5 0.5 6.0 5 20 5 120 0.5 0.2 7.0 5 20 5 120 0.5 0.2 8.0 5 25 5 110 0.5 0.2 9.0 5 25 5 110 0.5 0.2 10 5 25 5 110 0.5 0.2 11 5 25 5 150 0.5 0.2 12 5 30 5 150 0.5 0.2 13 RD2.0ES~RD39ES Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 20 ES RD 22 ES RD 24 ES RD 27 ES RD 30 ES RD 33 ES RD 36 ES RD 39 ES A B C A B C D A B C Min. 18.14 18.14 18.80 19.45 20.15 20.15 20.64 21.08 21.52 22.05 22.05 22.61 23.12 Max. 20.45 19.07 19.76 20.45 22.63 21.20 21.71 22.17 22.63 24.85 23.18 23.77 24.13 D A B C D A B C D A B C D A B C D A B C D 23.63 24.26 24.26 24.97 25.63 26.29 26.99 26.99 27.70 28.36 29.02 29.68 29.68 30.32 30.90 31.49 32.14 32.14 32.79 33.40 34.01 34.68 34.68 35.36 36.00 36.63 24.85 27.64 25.52 26.26 26.95 27.64 30.51 28.39 29.13 29.82 30.51 33.11 31.22 31.88 32.50 33.11 35.77 33.79 34.49 35.13 35.77 38.52 36.47 37.19 37.85 38.52 Iz (mA) Max. 5 30 5 5 30 5 Knee Dynamic Impedance Zzk () Reverse current IR (A) Min. Max. Iz (mA) 200 0.5 0.2 15 5 200 0.5 0.2 17 35 5 200 0.5 0.2 19 5 45 5 250 0.5 0.2 21 5 55 5 250 0.5 0.2 23 5 65 5 250 0.5 0.2 25 5 75 5 250 0.5 0.2 27 5 85 5 250 0.5 0.2 30 RD2.0ES~RD39ES Iz-Zener Current-A Iz-Zener Current-A Iz-Zener Current-A Characteristics Vz-Zener Voltage-V Figure 2. Zener current vs. zener voltage Vz-Zener Voltage-V Figure 3. Zener current vs. zener voltage Iz-Zener Current-A Iz-Zener Current-A Figure 1. Zener current vs. zener voltage Vz-Zener Voltage-V Vz-Zener Voltage-V Vz-Zener Voltage-V Figure 4. Zener current vs. zener voltage Figure 5. Zener current vs. zener voltage P-Power Dissipation - mW Rth -Thermal Resistance -/w RD2.0ES~RD39ES S - Size of P.C. Board -mm2 Ta-Ambient Temperature - Figure 6. Power dissipation vs. ambient temperture Zz - Dynamic Impedance - Rz -Vz Temperature Coefficience - %/ Figure 7. Thermal resistance vs. size of P.C BOARD Iz - Zener Current - mA Vz-Zener Voltage-V Figure 9. Zener voltage temperature coefficient vs. zener voltage PRSM -Surge Reverse Power - W Figure 8. Dynamic impedance vs. zener current tr - Pulse Width -s Figure 10. Surge reverse power ratings Impedance - /W Zth - Transient Thermal RD2.0ES~RD39ES t - Time - s Figure 11. Transient thermal impedance characteristic Dimensions in mm Cathode identification Cathode Anode 1.80.2 291 Standard Glass Case JEDEC DO 34 2.70.3 291 0.40.1