protection products 1 www.semtech.com protection products - z-pak tm uclamp1211z ultra small clamp ? 1-line esd protection description features nominal dimensions schematic revision 03/7/2013 applications mechanical characteristics ? cellular handsets & accessories ? portable instrumentation ? 12v power protection ? tablet pc clamp ? tvs diodes are designed to protect sensitive electronics from damage or latch-up due to esd. they are designed to replace 0201 size multilayer varistors (mlvs) in portable applications such as cell phones, note- book computers, and other portable electronics. they features large cross-sectional area junctions for conduct- ing high transient currents. these devices offer desir- able characteristics for board level protection including fast response time, low operating and clamping voltage, and no device degradation. the clamp ? 1211z is in a 2-pin slp0603p2x3 pack- age. it measures 0.6 x 0.3 mm with a nominal height of only 0.25mm. the leads are finished with lead-free nipdau. each device will protect one line operating at 12 volts. it gives the designer the flexibility to protect single lines in applications where arrays are not practi- cal. the combination of small size and high esd surge capability makes them ideal for use in portable applica- tions such as cellular phones, digital cameras, and tablet pc?s. ? high esd withstand voltage: +/-30kv (contact/air) per iec 61000-4-2 ? able to withstand over 1000 esd strikes per iec 61000-4-2 level 4 ? ultra-small 020 020 020 020 020 1 pack 1 pack 1 pack 1 pack 1 pack age age age age age ? protects one data or power line ? low reverse current: <50na (vr=12v) ? working voltage: +/- 12v ? low capacitance: 25pf maximum ? solid-state silicon-avalanche technology ? slp0603p2x3 package ? pb-free, halogen free, rohs/weee compliant ? nominal dimensions: 0.6 x 0.3 x 0.25 mm ? lead finish: nipdau ? marking : marking code + dot matrix date code ? packaging : tape and reel slp0603p2x3 (bottom view) nominal dimensions (mm) 0.32 0.62 0.25 0.16 0.355 bsc 0.22 1 2
2 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z absolute maximum rating electrical characteristics (t=25 o c) notes 1)esd gun return path connected to esd ground reference plane. 2)transmission line pulse test (tlp) settings: t p = 100ns, t r = 0.2ns, i tlp and v tlp averaging window: t 1 = 70ns to t 2 = 90ns. 3) dynamic resistance calculated from i tlp = 4a to i tlp = 16a g n i t a rl o b m y se u l a vs t i n u ) s 0 2 / 8 = p t ( r e w o p e s l u p k a e pp k p 5 2 1s t t a w ( t n e r r u c e s l u p k a e p m u m i x a m) s 0 2 / 8 = p ti p p 5s p m a ) r i a ( 2 - 4 - 0 0 0 1 6 c e i r e p d s e 1 ) t c a t n o c ( 2 - 4 - 0 0 0 1 6 c e i r e p d s e 1 v d s e 0 3 - / + 0 3 - / + v k e r u t a r e p m e t g n i t a r e p ot j 5 2 1 + o t 5 5 -c e r u t a r e p m e t e g a r o t st g t s 0 5 1 + o t 5 5 -c r e t e m a r a pl o b m y ss n o i t i d n o cm u m i n i ml a c i p y tm u m i x a ms t i n u e g a t l o v f f o - d n a t s e s r e v e rv m w r 1 o t 2 r o 2 o t 1 n i p2 1v e g a t l o v n w o d k a e r b e s r e v e rv r b i t a m 1 = 1 o t 2 r o 2 o t 1 n i p 3 . 3 16 19 1v t n e r r u c e g a k a e l e s r e v e ri r v m w r c 5 2 = t , v 2 1 = 1 o t 2 r o 2 o t 1 n i p 0 1 <0 5a n e g a t l o v g n i p m a l cv c i p p s 0 2 / 8 = p t , a 1 = 1 o t 2 r o 2 o t 1 n i p 0 2v e g a t l o v g n i p m a l cv c i p p s 0 2 / 8 = p t , a 5 = 1 o t 2 r o 2 o t 1 n i p 5 2v e c n a t s i s e r c i m a n y d 3 , 2 r n y d s n 0 0 1 / 2 . 0 = p l t0 3 . 0s m h o e c n a t i c a p a c n o i t c n u jc j v r z h m 1 = f , v 0 =9 15 2f p
3 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z non-repetitive peak pulse power vs. pulse time typical characteristics tlp characteristic clamping voltage vs. peak pulse current (tp=8/20us) esd clamping (+8kv contact per iec 61000-4-2) esd clamping (-8kv contact per iec 61000-4-2) junction capacitance vs. reverse voltage 0 5 10 15 20 25 30 35 40 45 -10 0 10 20 30 40 50 60 70 80 time (ns) clamping voltage (v) measured ? with ? 50 ? ohm ? scope ? input ? impedance, ? 2ghz ? bandwidth. ?? corrected ? for ? 50 ? ohm, ? 20db ? attenuator. ? esd ? gun ? return ? path ? connected ? to ? esd ? ground ? plane -45 -40 -35 -30 -25 -20 -15 -10 -5 0 -10 0 10 20 30 40 50 60 70 80 time (ns) clamping voltage (v) measured ? with ? 50 ? ohm ? scope ? input ? impedance, ? 2ghz ? bandwidth. ?? corrected ? for ? 50 ? ohm, ? 20db ? attenuator. ? esd ? gun ? return ? path ? connected ? to ? esd ? ground ? plane 0 5 10 15 20 25 02468101214 reverse voltage - v r (v) capacitance - c j (pf) f = 1 mhz 0.01 0.1 1 10 0.1 1 10 100 1000 pulse duration - tp (s) peak pulse power - p pp (kw) dr040 412- 125 t a = 25 o c 0 5 10 15 20 25 0123456 peak pulse current - i pp (a) clamping voltage - v c (v) 0 5 10 15 20 25 30 0 5 10 15 20 25 30 tlp voltage (v) tlp current (a)
4 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z assembly guidelines the small size of this device means that some care must be taken during the mounting process to insure reliable solder joint. the table below provides semtech's recommended assembly guidelines for mounting this device. the figure at the right details semtech?s recommended aperture based on the below recommendations. note that these are only recommendations and should serve only as a starting point for design since there are many factors that affect the assembly process. the exact manufactur- ing parameters will require some experimentation to get the desired solder application. r e t e m a r a p y l b m e s s an o i t a d n e m m o c e r n g i s e d l i c n e t s r e d l o sd e h s i l o p - o r t c e l e , t u c r e s a l e p a h s e r u t r e p a d e d n u o r h t i w r a l u g n a t c e r s r e n r o c s s e n k c i h t l i c n e t s r e d l o s) " 4 0 0 . 0 ( m m 0 0 1 . 0 e p y t e t s a p r e d l o sr e l l a m s r o e r e h p s e z i s 4 e p y t e l i f o r p w o l f e r r e d l o s0 2 0 - d t s - j c e d e j r e p n g i s e d d a p r e d l o s b c pd e n i f e d k s a m r e d l o s - n o n h s i n i f d a p b c pu a i n r o p s o 0.270 0.250 0.298 0.272 0.175 stencil aperture mounting pad package recommended mounting pattern applications information
5 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z outline drawing - slp0603p2x3 land pattern - slp0603p2x3 this land pattern is for reference purposes only. consult your manufacturing group to ensure your notes: 2. dim y g c millimeters (0.425) 0.675 0.250 0.175 dimensions company's manufacturing guidelines are met. z x 0.270 1. controlling dimensions are in millimeters (angles in degrees). y z x g (c) aaa n e l e dim a 0.18 0.355 0.14 0.285 0.08 2 0.16 0.32 0.355 bsc millimeters max 0.24 0.265 dimensions min 0.20 nom 0.235 0.22 0.25 controlling dimensions are in millimeters (angles in degrees). notes: 1. bottom view b d 0.585 0.655 0.62 bbb 0.10 d e a b aaa c c a seating plane e bbb c a b top view a1 0.000 0.02 0.025 bxn 2xl a1 e/2
6 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z marking code ordering information notes: microclamp, uclamp and clamp are trademarks of semtech corporation carrier tape specification r e b m u n t r a p r e p y t q l e e r l e e r e z i s t n t . z 1 1 2 1 p m a l c u0 0 0 , 0 1h c n i 7 notes: marking will also include dot matrix date code s 0 a0 b0 k m m 3 0 . 0 - / + 7 3 . 0m m 3 0 . 0 - / + 7 6 . 0m m 2 0 . 0 - / + 2 3 . 0 device orientation in tape note: all dimensions in mm unless otherwise specified date code location (towards sprocket holes)
7 ? 2013 semtech corporation www.semtech.com protection products uclamp1211z contact information semtech corporation protection products division 200 flynn rd., camarillo, ca 93012 phone: (805)498-2111 fax (805)498-3804
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