元器件交易网www.cecb2b.com• ZENER DIODE CHIPS• ALLJUNCTIONS COMPLETELYPROTECTED WITH SILICON DIOXIDE• ELECTRICALLYEQUIVALENT TO 1N4678 THRU 1N4717• 0.5 WATT CAPABILITYWITH PROPER HEAT SINKING• 50µA, LOW OPERATING CURRENT, ZENER DIODES• COMPATIBLE WITH ALLWIRE BONDING AND DIE ATTACH TECHNIQUES,WITH THE EXCEPTION OF SOLDER REFLOWMAXIMUM RATINGSOperating Temperatures: -65°C to +175°CStorage Temperatures: -65°C to +175°CForward Voltage @ 200 mA: 1.5 Volts maximumELECTRICALCHARACTERISTICS @ 25°C, unless otherwise specified.CDINOMINALZENER MAXIMUM MAXIMUM REVERSE MAXIMUM TYPE ZENER TEST VOLTAGE LEAKAGEDC ZENERNUMBERVOLTAGECURRENT REGULATION CURRENTCURRENTVZlZT∆VZlR@ VRlZM(Note 1)(Note 3)(Note 2)VOLTSCD4678CD4679CD4680CD4681CD4682CD4683CD4684CD4685CD4686CD4687CD4688CD4689CD4690CD4691CD4692CD4693CD4694CD4695CD4696CD4697CD4698CD4699CD4700CD4701CD4702CD4703CD4704CD4705CD4706CD4707CD4708CD4709CD4710CD4711CD4712CD4713CD4714CD4715CD4716CD47171.82.02.22.42.73.03.33.63.94.34.75.15.66.26.87.58.28.79.110.011.012.013.014.015.016.017.018.019.020.022.024.025.027.028.030.033.036.039.043.0CD4678thru CD471723 MILS15 MILSµ A50505050505050505050505050505050505050505050505050505050505050505050505050505050VOLTS0.700.700.750.800.800.900.950.950.970.990.990.970.960.950.900.750.500.100.080.100.110.120.130.140.150.160.170.180.190.200.220.240.250.270.280.300.330.360.390.43µ A7.55.04.02.01.00.87.57.55.04.010.010.010.010.010.010.01.01.01.01.00.050.050.050.050.050.050.050.050.050.010.010.010.010.010.010.010.010.010.010.01VOLTS1.01.01.01.01.01.01.52.02.02.03.03.04.05.05.15.76.26.66.97.68.49.19.810.611.412.112.913.614.415.216.718.219.020.421.222.825.027.329.832.6mA120.0110.0100.095.090.085.080.075.070.065.060.055.050.045.035.031.829.027.426.224.821.620.419.017.516.315.414.513.212.511.910.89.99.58.88.57.97.26.66.15.5BACKSIDE IS CATHODEFIGURE 1DESIGN DATAMETALLIZATION:Top: (Anode).....................AlBack: (Cathode)................AuALTHICKNESS.............25,000 ÅMinGOLD THICKNESS..........4,000 ÅMinCHIPTHICKNESS....................10 MilsCIRCUIT LAYOUT DATA:For Zener operation, cathodemust be operated positive withrespect to anode. TOLERANCES:ALLDimensions +2 milsNOTE 1 The JEDEC type numbers shown above have a standard tolerance of +5% oF the nominal Zener voltage. Vz is measured with the diode in thermal equilibrium at 25°C +3°C.VZ@ 100 µ Aminus VZ@ 10µ A.Zener voltage is read using a pulse measurement, 10 milliseconds maximum. NOTE 2NOTE 322 COREYSTREET, MELROSE, MASSACHUSETTS02176PHONE (781) 665-1071 FAX (781) 665-7379WEBSITE: http://www.cdi-diodes.comE-mail: mail@cdi-diodes.com15 MILS23 MILS元器件交易网www.cecb2b.comCD4678 thruCD4717FIGURE 2Pd, Rated PowerDissipation (mW)60050040030020010000255075100125150175200TA, Ambient temperature (C°)POWER DERATING CURVE1000500400300200ZENER IMPEDANCE ZZT(OHMS)3.3 VOLT10027 VOLTLTVO1 5.5040302011 VOLT1054326.2 VOLT1.1.2.3.4.51251020304050100OPERATING CURRENTlZT(mA)FIGURE 3ZENER IMPEDANCE VS. OPERATING CURRENT
