1N4690

• 50 µA, LOW OPERATING CURRENT, ZENER DIODES • DOUBLE PLUG CONSTRUCTION • METALLURGICALLY BONDED 1N4678 thru 1N4717 MAXIMUM RATINGS Operating Temperature: -65°C to +175°C Storage Temperature: -65°C to +175°C Power Dissipation: 500mW @ +50°C DC Power Derating: 4 mW / °C above +50°C Forward Voltage: 1.1 Volts maximum @ 200 mA ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified. CDI TYPE NUMBER (Note 1) VOLTS 1N4678 1N4679 1N4680 1N4681 1N4682 1N4683 1N4684 1N4685 1N4686 1N4687 1N4688 1N4689 1N4690 1N4691 1N4692 1N4693 1N4694 1N4695 1N4696 1N4697 1N4698 1N4699 1N4700 1N4701 1N4702 1N4703 1N4704 1N4705 1N4706 1N4707 1N4708 1N4709 1N4710 1N4711 1N4712 1N4713 1N4714 1N4715 1N4716 1N4717 1.8 2.0 2.2 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 8.7 9.1 10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0 20.0 22.0 24.0 25.0 27.0 28.0 30.0 33.0 36.0 39.0 43.0 NOMINAL ZENER VOLTAGE VZ ZENER TEST CURRENT lZT MAXIMUM VOLTAGE REGULATION ∆VZ (Note 2) VOLTS 0.70 0.70 0.75 0.80 0.85 0.90 0.95 0.95 0.97 0.99 0.99 0.97 0.96 0.95 0.90 0.75 0.50 0.10 0.08 0.10 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.20 0.22 0.24 0.25 0.27 0.28 0.30 0.33 0.36 0.39 0.43 MAXIMUM REVERSE LEAKAGE CURRENT lR @ VR MAXIMUM DC ZENER CURRENT lZM mA 120.0 110.0 100.0 95.0 90.0 85.0 80.0 75.0 70.0 65.0 60.0 55.0 50.0 45.0 35.0 31.8 29.0 27.4 26.2 24.8 21.6 20.4 19.0 17.5 16.3 15.4 14.5 13.2 12.5 11.9 10.8 9.9 9.5 8.8 8.5 7.9 7.2 6.6 6.1 5.5 µA 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 µA 7.5 5.0 4.0 2.0 1.0 0.8 7.5 7.5 5.0 4.0 10.0 10.0 10.0 10.0 10.0 10.0 1.0 1.0 1.0 1.0 0.05 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 0.01 0.01 0.01 0.01 VOLTS 1.0 1.0 1.0 1.0 1.0 1.0 1.5 2.0 2.0 2.0 3.0 3.0 4.0 5.0 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 14.4 15.2 16.7 18.2 19.0 20.4 21.2 22.8 25.0 27.3 29.6 32.6 FIGURE 1 DESIGN DATA CASE: Hermetically sealed glass case. DO – 35 outline. LEAD MATERIAL: Copper clad steel. LEAD FINISH: Tin / Lead THERMAL RESISTANCE: (ROJEC): 250 ˚C/W maximum at L = .375 inch THERMAL IMPEDANCE: (ZOJX): 35 ˚C/W maximum POLARITY: Diode to be operated with the banded (cathode) end positive. MOUNTING POSITION: ANY. NOTE 1 The JEDEC type numbers shown above have a standard tolerence of +5% of the nominal Zener volume. VZ is measured with the diode in thermal equilibrium at 25°C + 3°C. Vz @ 100 µA minus Vz @ 10 µA. NOTE 2 2 2 COREY STREET, MELROSE, MASSACHUSETTS 02176 PHONE (781) 665-1071 FAX (781) 665-7379 WEBSITE: http://www.cdi-diodes.com E-mail: mail@cdi-diodes.com 1N4678 Pd, Rated Power Dissipation (mW) 500 400 300 200 100 0 0 25 50 thru FIGURE 2 1N4717 75 100 125 150 175 TL, Lead temperature (C°) 3/8” from body POWER DERATING CURVE 1000 500 400 300 200 ZENER IMPEDANCE ZZT (OHMS) 3. 3 VO LT 27 100 VO LT 1 5. LT VO 50 40 30 20 11 VO LT 10 5 4 3 2 6.2 VO LT 1 .1 .2 .3 .4 .5 1 25 10 20 OPERATING CURRENT lZT (mA) 30 40 50 100 FIGURE 3 ZENER IMPEDANCE VS. OPERATING CURRENT