1775470 C O D I SEMICONDUCTOR INC gs0D 00553 40 de ar7suzo 0000553 4 * 9.0 VOLT NOMINAL ZENER VOLTAGE TEMPERATURE COMPENSATED ZENER REFERENCE OLODES DD T-4-/) CODI Semiconductor, Inc. 1N935 thru 1N939B *MAXIMUM RATINGS Operating Temperature: -65C to +200C Sterage Temperature: DC Power Dissipation: Power Derating: -65C to +200C 500mW @ 50C 3.33 mW/C above 50C *ELECTRICAL CHARACTERISTICS @ 25C, unless otherwise specified VOLTAGE MAXIMUM TEMPERATURE ZENER ZENER ZENER STABILITY EFFECTIVE JEDEC VOLTAGE TEST IMPEDANCE AVz7 TEMPERATURE | TEMPERATURE TYPE CURRENT (Note 1) MAXIMUM RANGE COEFFICIENT NUMBERS Vz @ Iz zt Z2T (Note 2) VOLTS mA OHMS mv * %/C 1N935 855 945 75 20 67 Oto+ 75 oo1 1N935A 855 945 75 en 139 -55 to +100 oo! 1N9358 855 945 75 2a 184 55 to +150 oot 1N336 855 944 75 20 34 Oto+ 75 0005 1N936A 855 945 74 20 70 55 ta +100 0005 1N936B 855 945 74 29 92 55 to +150 0005 1N937 Bos 945 75 20 13 Oto+ 75 0 002 1N937A B45 945 75 20 28 55 to +100 0002 1N937B 855 444 75 20 37 -55 to +150 0002 1N938 855 945 75 20 67 Oto+ 75 0001 IN938A 855 945 75 20 134 -55 to +100 0001 1N9388 845 9445 75 20 18 55 tn +150 0001 1N939 BAS 945 75 2n 34 Otat 75 00005 1N939A $55 945 75 20 ? 55 to +100 00005 1N9398 Bh 545 73 20 4 55 to +150 0.0005 *JEDEC Registered Data. NOTE1 Zener impedance is derived by superimposing on Izt a 60Hz2 rms a.c. current equal to 10% of Izt. NOTE 2 The maximum allowable change observed over the entire tempera- ture range mV at - TOLL-FREE: 1-800-232-COD! i.e., any discrete the diqde voltage will temperature between not exceed TELEX: 844-796 the specified the established limits. me 0107 2718 HA 1000 75.400 MIN 0300 POLARITY tf 9300 ax (CATHODE) ? 0018/0022 0457/0569, O'k = smanciane i INCH All dimensions in am FAX NUMBER: 201-298-0477 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. 41775470 C O D I SEMICONDUCTOR INC SOD 00554 D 7-/f-il io pe Ba77su7o cooossy o ff 1NO35 thru IN939B na oo Oo f oa Pd, Rated Power Dissipation (mW) 0 25 50 75 100 125 150 175 200 TL, Lead temperature (C) 3/8 from body FIGURE 2 POWER DERATING CURVE 100 50 40 30 20 10 ZENER IMPEDANCE 271 (OHMS) nN w po OPERATING CURRENT Izt (mA) FIGURE 3 TYPICAL CHANGE OF ZENER IMPEDANCE WITH CHANGE IN OPERATING CURRENT +0005 0005 .0010 ~.0015 CHANGE IN TEMPERATURE COEFFICIENT (%/C) ep ee we ee ee 6 J 8 9 10 OPERATING CURRENT Iz~ (mA) FIGURE 4 TYPICAL CHANGE OF TEMPERATURE COEFFICIENT WITH CHANCE IN OPERATING CLIPRENT