1N4678~1N4717 Zener diode Features 1. High reliability 2. Very sharp reverse characteristic 3. Zener voltage 1.8V to 43V 4. VZ-tolerance5% Applications Voltage stabilization Absolute Maximum Ratings Tj=25 Parameter Test Conditions Type Symbol Value Unit PV 500 mW Z-current IZ PV/VZ mA Junction temperature Tj 200 Tstg -65~+200 Symbol Value Unit RthJA 300 K/W Tamb75 Power dissipation Storage temperature range Maximum Thermal Resistance Tj=25 Parameter Junction ambient Test Conditions I=9.5mm(3/8") TL=constant 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. Electrical Characteristics Tj=25 Parameter Forward voltage Test Conditions Type IF=100mA Symbol VF Min Typ Max Unit 1.5 V Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 1/6 1N4678~1N4717 Type1) Zener voltage VZ @ IZT=50A VZnom1) VZMin VZMax V V V 1N4678 1.8 1.71 1.89 1N4679 2 1.9 2.1 1N4680 2.2 2.09 2.31 1N4681 2.4 2.28 2.52 1N4682 2.7 2.565 2.835 1N4683 3 2.85 3.15 1N4684 3.3 3.135 3.465 1N4685 3.6 3.42 3.78 1N4686 3.9 3.705 4.095 1N4687 4.3 4.085 4.515 1N4688 4.7 4.465 4.935 1N4689 5.1 4.845 5.355 1N4690 5.6 5.32 5.88 1N4691 6.2 5.89 6.51 1N4692 6.8 6.46 7.14 1N4693 7.5 7.125 7.875 1N4694 8.2 7.79 8.61 1N4695 8.7 8.265 9.135 1N4696 9.1 8.645 9.555 1N4697 10 9.5 10.5 1N4698 11 10.45 11.55 1N4699 12 11.4 12.6 1N4700 13 12.35 13.65 1N4701 14 13.3 14.7 1N4702 15 14.25 15.75 1N4703 16 15.20 16.8 1N4704 17 16.15 17.85 1N4705 18 17.10 18.9 1N4707 20 19 21 1N4711 27 25.65 28.35 1N4713 30 28.5 31.5 1N4714 33 31.35 34.65 1N4715 36 34.2 37.8 1N4716 39 37.05 40.95 1N4717 43 40.85 45.15 1) Tolerance and voltage designation(Vz): IR at A 7.5 5 4 2 1 0.8 7.5 7.5 5 4 10 10 10 10 10 10 1 1 1 1 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.01 0.01 0.01 0.01 0.01 0.01 0.01 VR3) IZM2) VZ4) V 1 1 1 1 1 1 1.5 2 2 2 3 3 4 5 5.1 5.7 6.2 6.6 6.9 7.6 8.4 9.1 9.8 10.6 11.4 12.1 12.9 13.6 15.2 20.4 22.8 25 27.3 29.6 32.6 mA 120 110 100 95 90 85 80 75 70 65 60 55 50 45 35 31.8 29 27.4 26.2 24.8 21.6 20.4 19 17.5 16.3 15.4 14.5 13.2 11.9 8.8 7.9 7.2 6.6 6.1 5.5 V 0.7 0.7 0.75 0.8 0.85 0.9 0.95 0.95 0.97 0.99 0.99 0.97 0.96 0.95 0.9 0.75 0.5 0.1 0.08 0.1 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.2 0.27 0.3 0.33 0.36 0.39 0.43 The type numbers shown have a standard tolerance of 5% on the nominal zener voltage, C for 2%, D for 1%. 2) Maximum zener current ratings(IZM): Maximum zener current ratings are based on maximum zener voltage of the individual units and JEDEC 250 mW rating. 3) Reverse leakage current(IR): Reverse leakage currents are guaranteed and measured at VR as shown on the table. 4) Maximum voltage change(VZ): Voltage change is equal to the difference between VZ at 100A and VZ at 10A. Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 2/6 1N4678~1N4717 Characteristics (Tj=25 unless otherwise specified) Figure 1. Typical Thermal Resistance Figure 2. Typical Forward Characteristics Figure 3. Temperature coefficients (-55 to +150 temperature range; 90% of the units are in the ranges indicated.) Figure 4. Effect of zener current on zener impedance Figure 5. Effect of zener voltage on zener impedance Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 3/6 1N4678~1N4717 Figure 6. Zener Voltage versus Zener Current - Vz=1 thru 16 Volts Figure 7. Zener Voltage versus Zener Current - Vz=15 thru 30 Volts Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 4/6 1N4678~1N4717 Figure 8. Zener Voltage versus Zener Current - Vz=30 thru 75 Volts Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 5/6 1N4678~1N4717 Dimensions in mm Cathode identification Type No. 0.55 max. 1N 46 Cathode 2.0 max. 26 min. 4.2 max. Anode 26 min. Standard Glass Case JEDEC DO-35 Marking 1N 46 89 Excel Semiconductor www.excel-semi.com FaxBack +86-512-66607370 Rev. 3e, 19-Oct-2007 6/6