TISP4082LP symmetrical transient voltage suppressors product information 1 may 1996 - revised september 1997 copyright ? 1997, power innovations limited, u k information is current as of publication date. products conform to specifications in accordance with the terms of power innovations standard warranty. production processing does not necessarily include testing of all parameters . telecommunication system secondary protectio n l ion-implanted breakdown region precise and stable voltage low voltage overshoot under surg e l planar passivated junctions low off-state current<1 0 a l rated for international surge wave shape s l package option s descriptio n the TISP4082LP is designed specifically for telephone equipment protection against lightning and transients induced by a.c. power lines. these devices consist of a bidirectional suppressor element connecting the a and b terminals. they will suppress inter-wire voltage transients . transients are initially clipped by zener action until the voltage rises to the breakover level, which causes the device to crowbar. the high crowbar holding current prevents d.c. latchup as the transient subsides. devic e v (z ) v v (bo ) v ?4082l p 5 8 8 2 wave shap e standar d i ts p a 10/70 0 s ccitt ix k1 7 2 5 packag e packin g part # suffi x l p bul k non e lp with fomed lead s tape and ree l r these monolithic protection devices are fabricated in ion-implanted planar structures to ensure precise and matched breakover control and are virtually transparent to the system in normal operation . device symbo l lp package with formed leads (top view) nc - no internal connection nc a(t) b(r) md4xaf 1 2 3 lp package (top view) mdtrab 1 2 3 nc a(t) b(r) nc - no internal connection
tisp4082l p symmetrical transien t voltage suppressor s 2 may 1996 - revised september 199 7 product information absolute maximum ratings at 25c case temperature (unless otherwise noted) ) notes: 1. above 70c, derate linearly to zero at 150c case temperatur e 2. this value applies when the initial case temperature is at (or below) 70c. the surge may be repeated after the device has returned to thermal equilibrium . 3. most ptt?s quote an unloaded voltage waveform. in operation the tisp essentially shorts the generator output. the resulting loaded current waveform is specified . . notes: 4. these parameters must be measured using pulse techniques, t w = 100 m s, duty cycl e 2% . 5. these parameters are measured with voltage sensing contacts seperate from the current carrying contacts located within 3.2 mm (0.125 inch) from the device body . 6. linear rate of rise, maximum voltage limited to 80 % v z (minimum) . . ratin g symbo l valu e uni t non-repetitive peak on-state pulse current(see notes 1, 2 and 3 ) i ts p a 5/31 0 s(ccitt ix k17, open-circuit voltage wave shape 1. 5 kv, 10/70 0 s ) 2 5 non-repetitive peak on-state current, 50 hz, 1 s(see notes 1 and 2 ) i ts m 2. 5 a rm s initial rate of rise of on-state current,linear current ramp, maximum ramp value < 38 a d i t /d t 25 0 a/ s junction temperatur e t j 15 0 c operating free - air temperature rang e 0 to 7 0 c storage temperature rang e t st g -40 to +15 0 c lead temperature 1.5 mm from case for 10 s t lea d 26 0 c electrical characteristics, t j = 25 c paramete r test condition s mi n ty p ma x uni t v z reference zener voltag e i z = 1m a 5 8 v v z temperature coefficient of reference voltag e 0. 1 % / o c v (bo ) breakover voltag e (see notes 4 and 5 ) 8 2 v i (bo ) breakover curren t (see note 4 ) 0.1 5 0. 6 a v t m peak on-state voltag e i t = 5 a (see notes 4 and 5 ) 2. 2 3 v i h holding curren t (see note 4 ) 15 0 m a dv/d t critical rate of rise of off-state voltag e (see note 6 ) 5 kv / m s i d off-state leakage curren t v d = 50 v 1 0 m a c of f off-state capacitanc e v d = 0 f = 1 kh z 11 0 20 0 p f thermal characteristic s paramete r mi n ty p ma x uni t r q j a junction to free air thermal resistanc e 15 6 c/ w
3 may 1996 - revised september 1997 TISP4082LP symmetrical transient voltage suppressors product information parameter measurement informatio n figure 1. voltage-current characteristics for terminals a and b
tisp4082l p symmetrical transien t voltage suppressor s 4 may 1996 - revised september 199 7 product information lp003 (to-92) 3-pin cylindical plastic packag e this single-in-line package consists of a circuit mounted on a lead frame and encapsulated within a plastic compound. the compound will withstand soldering temperature with no deformation, and circuit performance characteristics will remain stable when operated in high humidity conditions. leads require no additional cleaning or processing when used in soldered assembly . mechanical dat a all linear dimensions in millimeters 12,7 min. 2,03 2,67 4,44 5,21 3,43 min. 4,32 5,34 0,40 0,56 1,14 1,40 2,41 2,67 0,35 0,41 2,03 2,67 3,17 4,19 (see note a) seating plane 1 2 3 lp003 (to-92) lp003 falls within jedec to-226aa dimensions mdxxax 1,27 note a: lead dimensions are not controlled in this area.
5 may 1996 - revised september 1997 TISP4082LP symmetrical transient voltage suppressors product information lp003 (to-92 ) 3-pin cylindical plastic packag e this single-in-line package consists of a circuit mounted on a lead frame and encapsulated within a plastic compound. the compound will withstand soldering temperature with no deformation, and circuit performance characteristics will remain stable when operated in high humidity conditions. leads require no additional cleaning or processing when used in soldered assembly . mechanical dat a lp003 (to-92) - formed leads version all linear dimensions in millimeters 2,03 2,67 4,44 5,21 3,43 min. 4,32 5,34 0,40 0,56 2,40 2,90 0,35 0,41 2,03 2,67 3,17 4,19 4,00 max. 2,90 2,40 lp003 falls within jedec to-226aa dimensions 1 2 3 mdxxar
tisp4082l p symmetrical transien t voltage suppressor s 6 may 1996 - revised september 199 7 product information lp r tape dimension s mechanical dat a lp package (to-92) tape (formed lead version) all linear dimensions in millimeters 0,00 0,50 5,50 19,00 8,50 9,75 17,50 19,00 ? 3,70 4,30 12,40 13,00 5,95 6,75 2,40 2,90 8,50 11,00 15,50 16,50 17,66 27,68 23,00 32,00 11,70 13,70 2,50 min. 2,90 2,40 4,44 5,21 2,03 2,67 3,43 min. 4,32 5,34 4,00 max. 0,40 0,56 3,17 4,19 2,03 2,67 0,35 0,41 mdxxas
7 may 1996 - revised september 1997 TISP4082LP symmetrical transient voltage suppressors product information important notic e power innovations limited (pi) reserves the right to make changes to its products or to discontinue any semiconductor product or service without notice, and advises its customers to verify, before placing orders, that the information being relied on is current . pi warrants performance of its semiconductor products to the specifications applicable at the time of sale in accordance with pi's standard warranty. testing and other quality control techniques are utilized to the extent pi deems necessary to support this warranty. specific testing of all parameters of each device is not necessarily performed, except as mandated by government requirements . pi accepts no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. nor is any license, either express or implied, granted under any patent right, copyright, design right, or other intellectual property right of pi covering or relating to any combination, machine, or process in which such semiconductor products or services might be or are used . pi semiconductor products are not designed, intended, authorized, or warranted to be suitable for use in life-support applications, devices or systems . copyright ? 1997, power innovations limite d
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