protection products 1 www.semtech.com preliminary protection products - z-pak tm rclamp0521z ultra small rclamp ? 1-line esd protection description features dimensions circuit diagram revision 2/21/2014 applications mechanical characteristics slp0603p2x3 (bottom view) nominal dimensions (mm) 0.32 0.62 0.25 0.16 0.355 bsc 0.22 railclamp ? tvs arrays are ultra low capacitance esd protection devices designed to protect high speed data interfaces. they are designed to replace 0201 size mul- tilayer varistors (mlvs) in portable applications such as cell phones, notebook computers, and other portable electronics. this device offers desirable characteristics for board level protection including fast response time, low operating and clamping voltage, and no device deg- radation. rclamp ? 0521z has a typical capacitance of only 0.35pf. this allows it to be used on circuits operating in excess of 5ghz without appreciable signal attenua- tion. rclamp0521z is in a 2-pin slp0603p2x3 package. it measures 0.6 x 0.3 mm with a nominal height of only 0.25mm. leads are finished with lead-free niau. each device will protect one line operating at 5 volts. it gives the designer the flexibility to protect single lines in applications where arrays are not practical. the combination of small size and high esd surge capability makes them ideal for use in portable applications such as cellular phones, digital cameras, and mp3 players. ? slp0603p2x3 package ? pb-free, halogen free, rohs/weee compliant ? nominal dimensions: 0.6 x 0.3 x 0.25 mm ? lead finish: niau ? molding compound flammability rating: ul 94v-0 ? marking : marking code + dot matrix date code ? packaging : tape and reel ? hdmi 1.3 and hdmi 1.4 ? usb 2.0 ? mhl ? lvds interfaces ? fm antenna ? pci express ? esata interfaces ? high esd withstand voltage: +/-17kv (contact) and +/- 25kv (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 high-speed data line ? low reverse current: <10na typical (vr=5v) ? working voltage: +/- 5v ? low capacitance: 0.35pf typical ? dynamic resistance: 0.90 ohms (typ) ? solid-state silicon-avalanche technology 1 2
2 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z absolute maximum rating electrical characteristics (t=25 o 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 5v 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 =63 . 91 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 5 =5 0 0 . 00 0 1 . 0a 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 =5 1v 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 4 =5 2v e c n a t s i s e r c i m a n y d 4 , 3 , 2 r d s n 0 0 1 = p t0 9 . 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 =5 3 . 00 5 . 0f p 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 pk p p0 0 1s t t a w ) s 0 2 / 8 = p t ( t n e r r u c e s l u p k a e pp p i4a ) 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 5 2 - / + 7 1 - / + 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 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 4)guaranteed by design. not production tested
3 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z typical characteristics typical capacitance vs. reverse voltage tlp characteristic typical insertion loss (s21) esd clamping (+8kv contact per iec 61000-4-2) 0 0.2 0.4 0.6 0.8 1 1.2 1.4 012345 cj(v r ) / cj(v r =0v) reverse voltage - v r (v) f = 1 mhz \ 4.0 \ 3.5 \ 3.0 \ 2.5 \ 2.0 \ 1.5 \ 1.0 \ 0.5 0.0 0.01 0.1 1 10 loss (db) frequency (ghz) clamping voltage vs. peak pulse current 0 5 10 15 20 25 30 012345 clamping voltage -v c (v) peak pulse current - i pp (a) waveform parameters: tr = 8s td = 20s esd clamping (-8kv contact per iec 61000-4-2) -20 30 80 130 180 230 -20-10 0 1020304050607080 clamping voltage (v) time (ns) measured ? with ? 50 ? ohm ? scope ? input impedance, ? 2ghz ? bandwidth. ? corrected for ? 50 ? ohm, ? 40db ? attenuator. ? esd ? gun return ? path ? connected ? to ? esd ? ground ? plane. -230 -180 -130 -80 -30 20 -20-10 0 1020304050607080 clamping voltage (v) time (ns) measured ? with ? 50 ? ohm ? scope ? input impedance, ? 2ghz ? bandwidth. ? corrected for ? 50 ? ohm, ? 40db ? attenuator. ? esd ? gun return ? path ? connected ? to ? esd ? ground ? plane. 0 5 10 15 20 25 30 0 1020304050 tlp current (a) tlp voltage (v) transmission ? line ? pulse ? test (tlp) ? settings: tp ? = ? 100ns, ? tr ? = ? 0.2ns, i tlp and ? v tlp averaging ? window: t 1 = ? 70ns ? to ? t 2 = ? 90ns
4 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z applications information 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 recommended mounting pattern 0.270 0.250 0.298 0.272 0.175 stencil aperture mounting pad package
5 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z outline drawing - so-8 land pattern - slp0603p2x3 outline drawing - 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 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z marking codes ordering information railclamp and rclamp are trademarks of semtech corporation. carrier tape specification notes: 1)dots represent date code matrix 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 2 5 0 p m a l c r0 0 0 , 0 1h c n i 7 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 c date code location (towards sprocket holes)
7 ? 2014 semtech corporation www.semtech.com preliminary protection products rclamp0521z contact information semtech corporation protection products division 200 flynn road, camarillo, ca 93012 phone: (805)498-2111 fax (805)498-3804
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