BK C INTERNATIONAL _ 30E D ZM4729 .. . ZM4764 me 1179983 0000343 4 MB T=4(-(% ~ 6 Lake Street BKC International PO Box 1436 Electronics Inc. Lawrence, MA J USA 01841 Telephone (508) 681-0392 * TeleFax (508) 681-9135 Silicon Planar Power Zener Diodes for use in stabilizing and clipping circuits with high power rating. Standard Zener voltage tolerance is 10%. Add suffix A* for +5% tolerance. Othar tolerances available upon request. These diodes are also available in 00-41 case with the type designation 1N4729... 1N4764. Cathods Mark Jf] | a= Lb oo] HOS jtomee 5102 o4 Glass case MELF Weight approx. 0.25 g These diodes are delivered taped. Dimensions in mm Details see Taping. Absolute Maximum Ratings Symbot Value Unit Zener Current see Table Characteristics Power Dissipation at Tews = 25C Pra w Junction Temperature tT 200 . c Storage Temperature Range Ts ~65 to +200 C " Valid provided that electrodes are kept at ambient temperature Characteristics at Tum = 25C Symbol | Min. Typ. Max. Unit Thermal Resistance Rew - - 470" KAV Junction to Ambient Air Forward Voltage . Ve - - 12 v at te = 200 mA Valid provided that electrodes are kept at ambient temporature j . 0 Maxumom Maximum Tips Womna Ten Maximum Zener impedance l Surge requizior votlage* current? at a a a Ta =25 %S iv tama | Se Zecf tema =| ewan Win tama 24733 6.1 49 7 550 1.0 10 1 880 178 ZM4734 5.6 5 600 1.0 10 2 810 162 za7as | 62 | 41 2 700 1.0 10 3 730 148 ZM4736 | 6.8 37 3.5 700 1.0 10 4 660 133 zmaa7a7 | 7.5 34 40 700 0.5 10 5 605 121 zma7z8 | 82 _ 31 45 700 0.5 10 6 550 110 24739 9.1 28 .0 700 0.5 10 7 500 100 Zua74a0 10 25 7 700 0.25 10 | 78 454 91 ZMATAI "1 8 700 0.25 5 8.4 414 83 ZMA742 12 21 9 700 0.25 5 9.1 380 78 ZMA7A3 13 19 10 700 0.25 9.8 344 69 zma7ag | 15 17 14 700 0.25 11.4 304 61 zma74s | 16 18.5 16 700 0.25 5 122 285 57 ZM4746 | 18 14 20 750 0.25 5 13.7 250 50 ZM4AT47 20 12.5 22 750 0.25 a) 162 225 45 244748 | 22 115 23 780 0.25 5 16.7 205 4 ZEATA9 24 10.5 25 750 0.25 5 18.2 190 33 ZMA7E0 27 9.5_ 35 750 0.25 20.6 170 34 ZMA7S1 | 20 85 40 1000 0.25 5 22.8 150 30 ZM4752 33 75 45 1000 0.25 : 25.1 135 27 " The Zener Impedance is derived from the 60 Hz AC voltage which results when an AC current having an RMS value equal fo 10% of the Zener current (Irr of lad) is superimposed on Izr or tzx. Zener impedance is measured at two points to insure _ a sharp knee onthe breakdown curve and to eliminate unstable units. *) Valid provided that electrodes are kept at ambient temperature. Tested with pulses. 8004-8948