MRD2.0S~MRD75S Zener diode Features 1. Saving space 2. Fits onto SOD 323/SOT 23 footprints 3. Micro Melf package Applications Circuits for constant voltage, constant current, waveform clipper, surge absorber, etc. Absolute Maximum Ratings Tj=25 Parameter Symbol Value Unit Forward Current IF 100 mA Power Dissipation PV 200 mW Surge Reverse Power PRSM 85 W Junction Temperature Tj 150 Storage Temperature Tstg -55~+150 Stresses exceeding maximum ratings may damage the device. Maximum ratings are stress ratings only. Functional operation above the recommended operating conditions is not implied. Extended exposure to stresses above the recommended operating conditions may affect device reliability. Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 1/4 MRD2.0S~MRD75S Electrical Characteristics Tj=25 Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) MRD 2.0S MRD 2.2 S MRD 2.4 S MRD 2.7 S MRD 3.0 S MRD 3.3 S MRD 3.6 S MRD 3.9 S MRD 4.3 S MRD 4.7 S MRD 5.1 S MRD 5.6 S MRD 6.2 S B B B B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 Min. 1.90 2.10 2.30 2.50 2.50 2.65 2.80 2.80 2.95 3.10 3.10 3.25 3.40 3.40 3.55 3.70 3.70 3.87 4.00 4.00 4.14 4.27 4.40 4.40 4.53 4.67 4.82 4.82 4.96 5.12 5.29 5.29 5.47 5.65 5.84 5.84 6.04 6.24 Max. 2.20 2.40 2.60 2.90 2.75 2.90 3.20 3.05 3.20 3.50 3.35 3.50 3.80 3.65 3.80 4.10 3.97 4.10 4.49 4.22 4.35 4.49 4.92 4.63 4.77 4.92 5.39 5.06 5.22 5.39 5.94 5.57 5.75 5.94 6.55 6.14 6.35 6.55 Zener voltage Temp. coefficient Z (mV/) Reverse current IR (A) Iz (mA) 5 5 5 Max. 100 100 100 Iz (mA) 5 5 5 TYP. -1.0 -1.5 -1.5 Iz (mA) 5 5 5 Max. 120 120 120 VR (V) 0.5 0.7 1.0 5 110 5 -1.5 5 100 1.0 5 120 5 -2.0 5 50 1.0 5 130 5 -2.0 5 20 1.0 5 130 5 -2.0 5 10 1.0 5 130 5 -2.0 5 10 1.0 5 130 5 -1.5 5 10 1.0 5 130 5 -1.0 5 10 1.0 5 130 5 0 5 5 1.5 5 80 5 1.0 5 5 2.5 5 50 5 2.5 5 2 3.0 Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 2/4 MRD2.0S~MRD75S Type Number Suffix Zener voltage Dynamic Impedance Zzt () Vz (V) MRD 6.8 S MRD 7.5 S MRD 8.2 S MRD 9.1 S MRD 10 S MRD 11 S MRD 12 S MRD 13 S MRD 15 S MRD 16 S MRD 18 S MRD 20 S MRD 22 S MRD 24 S MRD 27 S MRD 30 S MRD 33 S MRD 36 S MRD 39 S MRD 43S MRD 47S MRD 51S MRD 56S MRD 62S MRD 68S MRD 75S B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B B B B B B B B B B B B B B B B B B Min. 6.44 6.44 6.62 6.83 7.03 7.03 7.25 7.49 7.73 7.73 7.98 8.25 8.53 8.53 8.81 9.12 9.42 9.42 9.74 10.08 10.40 10.40 10.72 11.06 11.38 11.38 11.69 12.04 12.43 13.80 15.31 16.89 18.80 20.81 22.86 25.10 28.00 31.00 34.00 37.00 40.00 44.00 48.00 53.00 58.00 64.00 70.00 Max. 7.17 6.76 6.96 7.17 7.87 7.39 7.63 7.87 8.67 8.13 8.39 8.67 9.58 8.96 9.26 9.58 10.58 9.90 10.24 10.58 11.60 10.92 11.26 11.60 12.64 11.94 12.28 12.64 14.00 15.56 17.14 19.08 21.14 23.25 25.66 28.90 32.00 35.00 38.00 41.00 45.00 49.00 54.00 60.00 66.00 72.00 79.00 Zener voltage Temp. coefficient Z (mV/) Reverse current IR (A) Iz (mA) Max. Iz (mA) TYP. Iz (mA) Max. VR (V) 5 30 5 3.0 5 2 3.5 5 30 5 3.5 5 2 4.0 5 30 5 4.0 5 2 5.0 5 30 5 5.0 5 2 6.0 5 30 5 6.0 5 2 7.0 5 30 5 7.0 5 2 8.0 5 35 5 8.0 5 2 9.0 5 5 5 5 5 5 5 2 2 2 2 2 2 2 2 2 2 2 2 35 40 40 45 50 55 60 70 80 80 90 100 130 150 180 180 200 250 300 5 5 5 5 5 5 5 2 2 2 2 2 2 2 2 2 2 2 2 9 10 12 13 15 17 20 22 26 29 32 36 - 5 5 5 5 5 5 5 2 2 2 2 2 - 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 0.2 0.2 0.2 10 11 12 13 15 17 19 21 23 25 27 30 33 36 39 43 47 52 57 Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 3/4 MRD2.0S~MRD75S Dimensions in mm Cathode identification 1.35 1.250.05 Glass R2.5 Glass 1.90.1 Glass Case Micro Melf Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 1-Nov-2006 4/4