micross components ltd, united kingdom, te l: +44 1603 788967, fax: +44 1603788920, email: chipcomponents@micross.com web: www.micross.com/distribution.aspx information furnished by linear integrated systems and micross components is believed to be accurate and reliable. however, no responsibility is assumed for its use; nor for any infringement of pate n ts o r ot h e r ri g h ts o f t hir d pa r t i es whi c h m ay r esu l t fr o m i ts use . n o li ce n se i s g r a n ted by im p li cat i o n o r ot h e rwi se u n de r a n y pate n t o r pate n t ri g h ts o f lin ea r in teg r ated syste m s . the linear systems lsj509 is a 20% range current regulator lsj509 current regulator diode lsj509 applications: ? constant-current supply ? current-limiting ? timing circuits the lsj509 is a 20% range current regulator designed for demanding applications in test equipment and instrumentation. the lsj509 utilizes jfet techniques to produce a single two- leaded device which is extremely simple to operate. ? two-lead plastic package ? guaranteed 20% tolerance ? operation up to 50v ? excellent temperature stability ? simple series circuitry, no separate voltage source ? tight guaranteed circuit performance ? excellent performance in low-voltage/battery circuits and high-voltage spike protection ? high circuit stability vs. temperature linear s y stems re p laces discontinued siliconix j509 notes: 1. absolute maximum ratings are limiting values above which serviceability may be impaired. 2. pulsed, t = 2ms. maximum v f where if < 1.1 if (max). 3. pulsed, t = 2ms. continuous currents may vary. 4. pulsed, t = 2ms. continuous impedances may vary. 5. min v f required to ensure i f = 0.8 if (min). micross components europe tel: +44 1603 788967 email: chipcomponents@micross.com web: http://www.micross.com/distribution please contact micross for full package and die dimensions available packages: to-92 bare die.
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