rev. 1.6 january 2010 www.aosmd.com page 1 of 7 AOZ8533 4-line emi filter with integrated esd protection general description the AOZ8533 is an 4-line device integrating emi filtering with esd protection for each line. it is designed to suppress unwanted emi/rfi signals and provide electro- static discharge (esd) protection in portable electronic equipment. this state-of-t he-art device utilizes aos leading edge trench vertical structure [tvs] 2 ? technology for superior clamping performance and filter attenuation over the full operating display range. the AOZ8533 has been optimized for protection of color lcd displays and ccd camera lin es in cellular phones and other portable consumer electronic devices. the AOZ8533 consists of four identical circuits comprised of tvs diodes for esd protection, and a inductor?capacitor network for emi/rfi filtering providing a cutoff frequency at 450mhz for high speed data lines. an inductor value of 17nh and a capacitance value of 16pf are used to achieve greater than -30db attenuation at 1.0ghz. the tvs diodes provide effective suppres- sion of esd voltages in excess of 30kv (air discharge) and 24kv (contact discharge). this exceeds iec 61000- 4-2, level 4 esd immunity test. the AOZ8533 comes in an rohs compliant, 1.2mm x 1.8mm, 0.4mm pitch dfn package and is rated over a -40c to +85c ambient temperature range. features 4 lines for emi filterin g and esd protection: ? exceeds iec 61000-4-2, level 4 (esd) immunity test ? 30kv (air discharge) and 24kv (contact discharge) trench vertical structure [tvs] 2 ? based technology used to achieve excellent esd clamping & filter performance over the full operating display range cutoff frequency: 450mhz filter performance: ? -30db attenuation at 1.0ghz ? -25db attenuation from 800mhz to 5.0ghz low operating voltage: 5.0v capacitance stability over wi de range of vo ltages and temperatures dfn package: 1.2mm x 1.8mm, 0.4mm pitch pb-free device applications emi filtering and esd protection for data lines lcd displays, camera in terface, i/o interface portable handheld devices, cell phones, pda phones typical application figure 1. ch1 d0 ch2 d1 ch3 d2 ch4 d3 lcd/camera module 16pf 16pf 16pf 16pf 16pf 16pf 16pf 16pf 17nh 17nh 17nh 17nh
AOZ8533 rev. 1.6 january 2010 www.aosmd.com page 2 of 7 ordering information aos green products use reduced levels of halogens, and are also rohs compliant. please visit www.aosmd.com/web/qualit y/rohs_compliant.jsp for additional information. pin configuration pin description part number ambient temperature range package environmental AOZ8533di -40c to +85c dfn-8 rohs compliant green product dfn-8 ( bottom view ) 8 7 6 5 1 2 3 4 exposed pad (gnd) 18 27 36 45 top view pin number pin name pin function 1, 8 ch 1 channel 1 connections 2, 7 ch 2 channel 2 connections 3, 6 ch 3 channel 3 connections 4, 5 ch 4 channel 4 connections exposed pad gnd common ground connection
AOZ8533 rev. 1.6 january 2010 www.aosmd.com page 3 of 7 absolute maximum ratings exceeding the absolute maximum ratings may damage the device. notes: 1. iec 61000-4-2 discharge with c discharge = 150pf, r discharge = 330 ? . 2. human body discharge per mil-std-883, method 3015 c discharge = 100pf, r discharge = 1.5k ? . electrical characteristics t a = 25c unless otherwise specified. notes: 3. the working peak reverse voltage, v rwm , should be equal to or greater than the dc or continuous peak operating voltage level. 4. v br is measured at the pulse test current i t . 5. measurements performed using a 100ns transmission line pulse (tlp) system. 6. guaranteed by design. not 100% tested in production. parameter rating storage temperature (t s ) -65c to +150c esd rating per iec61000-4-2, contact (1) 24kv esd rating per iec61000-4-2, air (1) 30kv esd rating per human body model (2) 30kv symbol parameter conditions min. typ. max. units v rwm reverse working voltage (3) 5.0 v v br reverse breakdown volt- age i t = 1ma (4) 678v i r reverse leakage current v rwm = 3.3v 0.1 a v cl signal clamp voltage i load = 1a, positive clamp (5)(6) i load = 1a, negative clamp (5)(6) 10.0 -2 v i load = 5a, positive clamp (5)(6) i load = 5a, negative clamp (5)(6) 11.0 -2.5 i load = 12a, positive clamp (5)(6) i load = 12a, negative clamp (5)(6) 12.0 -2.75 l ch inductance 17 nh c ch capacitance c1, c2 (6) 16 18 pf f c cut-off frequency measured with 50 ? source and 50 ? load termination at -6db 450 mhz attenuation from 800mhz to 5.0ghz v r = 0v measured with 50 ? source and 50 ? load termination -25 db
rev. 1.6 january 2010 www.aosmd.com page 4 of 7 AOZ8533 typical performance characteristics crosstalk insertion loss s21 -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 1 10 100 1000 frequency (mhz) s21 (db) -100 -80 -60 -40 -20 0 20 40 60 80 100 1 10 100 1000 10000 frequency (mhz) s21 (db)
rev. 1.6 january 2010 www.aosmd.com page 5 of 7 AOZ8533 package dimensions, dfn 1.2 x 1.8, 8l d e a1 0.20 0.40 0.30 0.20 0.20 0.20 0.20 1.00 1.00 0.30 0.20 a3 a l d2 b e d1 e1 pin 1 marking pin 1 id (c0.2x45 ) notes: 1. controlling dimension is millimeter, converted inch dimensions are not necessaily exact. 2. warpage shall not exceed 0.10mm. 3. marking is for package orientation reference only. symbols a a1 a3 b d d1 d2 e e1 e l dimensions in millimeters recommended land pattern side view top view bottom view min. 0.50 0.00 0.15 1.75 0.95 1.15 0.25 0.20 nom. 0.55 0.152 ref. 0.20 1.80 1.00 0.200 ref. 1.20 0.30 0.40 bsc 0.25 max. 0.60 0.05 0.25 1.85 1.05 1.25 0.35 0.30 symbols a a1 a3 b d d1 d2 e e1 e l dimensions in inches min. 0.020 0.000 0.006 0.069 0.037 0.045 0.010 0.008 nom. 0.022 0.006 ref. 0.008 0.071 0.039 0.008 ref. 0.047 0.012 0.016 bsc 0.010 max. 0.024 0.002 0.010 0.073 0.041 0.049 0.014 0.012
rev. 1.6 january 2010 www.aosmd.com page 6 of 7 AOZ8533 tape and reel dimensions, dfn 1.2 x 1.8, 8l carrier tape reel leader / trailer & orientation tape size 8mm reel size ?178 m ?178.0 1.0 package dfn 1.8x1.2 a0 1.32 0.05 b0 1.92 0.05 k0 0.75 0.05 d0 ?1.55 0.05 d1 ?0.55 0.05 e 8.00 +0.3/-0.1 e1 1.75 0.1 e2 3.50 0.05 p0 4.00 0.1 p1 4.0 0.1 p2 2.0 0.05 t 0.25 0.05 n ?60.0 1.0 trailer tape 300mm min. components tape orientation in pocket leader tape 500mm min. b0 t k0 p0 g r m n h k s w w1 p1 p2 d0 d1 e1 e e2 a0 ref. 5 unit: mm unit: mm feeding direction w 11.80 0.5 w1 9.0 0.5 h ?13.0 +0.5/-0.2 s 2.40 0.10 k 10.25 0.2 g ?9.8 r
rev. 1.6 january 2010 www.aosmd.com page 7 of 7 AOZ8533 package marking ba1 part number code assembly lot code week code as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provid ed in the labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support, device, or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. this data sheet contains preliminary data; supplementary data may be published at a later date. alpha & omega semiconductor reserves the right to make changes at any time without notice. life support policy alpha & omega semiconductor products ar e not authorized for use as critical components in life supp ort devices or systems.
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