1775470 C O D I SEMICGNDUCTOR INC 6.2 AND 6.55 VOLT NOMINAL ZENER VOLTAGES + TEMPERATURE COMPENSATED ZENER DIODES SOD 00551 qo DE aresuza goooss1 5 , CODI Semiconductor, Inc. + IN821, 1N823, 1N825, 1NB27 AND 1N629 AVAILABLE IN JAN, JANTX AND JANTXV VERSIONS 1N821 thru IN829A * MAXIMUM RATINGS Operating Temperature: -65C to +200C Storage Temperature: -65C to +200C DC Power Dissipation: 500mW @ 50C Power Derating: 3.33 mW/C above 50C *ELECTRICAL CHARACTERISTICS @ 25C, unless otherwise specified 1060 75.00 MIN 9018/0022 0457/0559 C/A All dimensions in INCH mn MAXIMUM VOLTAGE ZENER ZENER ZENER TEMPERATURE EFFECTIVE JEDEC VOLTAGE TEST IMPEDANCE STABILITY TEMPERATURE TYPE CURRENT (Note 1) (AVzt MAX) COEFFICIENT NUMBER VzT @ IzT zt Z72T -5S to +100 , {Note 2) VOLTS mA OHMS mv %/C 1N821 59 65 75 15 96 001 IN821A 59 65 75 10 96 001 1N822+ 59 65 75 15 96 001 1N823 59 65 75 15 48 0005 1N823A 59 65 75 10 48 0005 IN824t 59 65 75 15 48 0005 4- 1N825 59 65 75 15 19 0002 1N825A 49 65 75 10 19 0 002 1N826 42 69 75 15 20 0002 1N827 59 65 75 i5 9 0001 1N827A 59 65 75 10 9 001 1N829 59 65 75 15 5 00005 1N829A 9 65 75 10 5 0.0005 tDoubie Anode: Eleciricat Specifications Apply Under Both Bias Polarities. JEDEC Registered Data. NOTE1 Zener impedance is derived by superimposing on a.c. current equal to 10% of Izt. a 60Hz rms NOTE2 The maximum allowable change observed over the entire tempera- ture range i.e., the diode voltage will not exceed the specified mV at any discrete temperature between the established limits. = a TOLL-FREE: 1-800-232-CODI TELEX: 844-796 FIGURE 1 DESIGN DATA CASE: Hermetically sealed glass case. DO-7 outline. LEAD MATERIAL: Copper clad steel, LEAD FINISH: Tin Plate THERMAL RESISTANCE: 250 C/W (Typical) junction to ambient. POLARITY: Diode to be oper- ated with the banded (cathode) end positive with respect to the opposite end. WEIGHT: 0.2 grams. MOUNTING POSITION: Any. ESO Oe FAX NUMBER: 201-298-0477 Pd, Rated Power Dissipation (mW) 1775470 C OD I SEMICONDUCTOR INC sod 00552 D 7-/1 =/l fa pe farzsuvo oooosse 7 i 1N821 thru 1N829A j 600 ee E = 500. SERS Sess se aE =| To = sep} BEE = : 300 SPELT oe 100 mS EE 0 25 50 100 150 200 Tt, Lead temperature (C) 3/8" from body FIGURE 2 POWER DERATING CURVE ZENER IMPEDANCE ZzT (OHMS) Enea = 5 6 7 8 9 10 ~) OPERATING CURRENT zt (mA) ) FIGURE 3 TYPICAL CHANGE OF ZENER IMPEDANCE WITH CHANGE IN OPERATING CURRENT << + ma] x T . Ct x = 2 x - +0010 (2 tH +9005]! iil: : ; ~OO0S ESTEE at . Fe ae ARH aE : DONO BSA ett : UE Ta TH iH i | il fF HNN | THEE HUE te hatte (ced dA ETH TT LE HHI AIS RTH ETAT CHANGE IN TEMPERATURE COEFFICIENT (%/C) 55 60 65 7.0 75 80 85 9.0 9.5 ) OPERATING CURRENT Izt (mA) FIGURE 4 TYPICAL CHANGE OF TEMPERATURE COEFFICIENT WITH CHANGE IN OPERATING CURRENT