, li ne. 20 stern ave. springfield, new jersey 07081 u.s.a. telephone: (973) 376-2922 (212)227-6005 fax: (973) 376-8960 do-204ah (do-35 glass) o in x cd r-.' si- co co q c 'e < * l/3 !? co co o ??- c 'e i y k ^~ j r~*1 ' ? '"" ' r __/ -1 ^ max. 0.079 (2.0) ^-cathode 3 mark dimensions are in im and (millimeters) \^f ^ max. 0.020 (0.52) maximum ratings (ta = 25c unless otherwise noted) ztk6.8 thru ztk33 voltage stabilizers mechanical data case: do-35 glass case weight: approx. 0.13 g packaging codes/options: d7/10k per 13" reel (52mm tape), 20k/box d8/10k per ammo tape, (52mm tape), 20k/box parameter operating current (see table "characteristics") junction temperature storage temperature range symbol tj ts value 150 -20 to +150 unit c c electrical and thermal characteristics (ta = 25c unless otherwise noted) parameter temperature coefficient of the operating voltage at iz = 5 ma 0.5 in the range of tamo = 20 to 60c thermal run-in-time thermal resistance junction to ambient air symbol otvz tth roja win. -10 - - typ. -2 -20? - max. +5'1' - 0.4 unit 10-5/c s c/w type ztk6.8 ztk9 ztk11 ztk18 ztk22 ztk27 ZTK33A ztk33b ztk33c operating voltage at iz = 5ma<3> vz(v) 6.4 ...7.1 8 ... 10 10 ... 12 16 ...20 20 ... 24 24 ... 30 30 ... 32 32 ... 34 34 ... 36 dynamic resistance at iz = 5ma rzj (u) 10(<25) 10(<25) 10(<25) 11(<25) 11(<25) 12(<25) 12(<25) 12(<25) 12(<25) permissable operating attamb = 25c'4> iz max. (ma) 36 27 1 13 1 8 7 7 7 notes: (1) valid provided that leads are kept at ambient temperature at a distance of 8 mm from case (2) at the end of this time m/z has reached 90% of its final value avz max. avz max = vz (a) - vz (0), where vz (0) = vz in the instant of turn-on and vz (a) = vz at thermal equilibrium (3) tested with pulses tp = 5ms (4) valid provided that leads are kept at ambient temperature at a distance of 8mm from case quality semi-conductors
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