RD2.0E~RD39E Zener diode Features 1. DO-35 Glass sealed package 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 RD2.0E~RD39E Electrical Characteristics Tj=25 Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 2.0 E RD 2.2 E RD 2.4 E RD 2.7 E RD 3.0 E RD 3.3 E RD 3.6 E RD 3.9 E RD 4.3 E RD 4.7 E RD 5.1 E RD 5.6 E RD 6.2 E 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 RD2.0E~RD39E Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 6.8 E RD 7.5 E RD 8.2 E RD 9.1 E RD 10 E RD 11 E RD 12 E RD 13 E RD 15 E RD 16 E RD 18 E 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 RD2.0E~RD39E Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) RD 20 E RD 22 E RD 24 E RD 27 E RD 30 E RD 33 E RD 36 E RD 39 E 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 RD2.0E~RD39E Dimensions in mm Cathode identification 0.55 max. Cathode Anode 2.0 max. 26 min. Standard Glass Case JEDEC DO 35 4.2 max. 26 min.