rev. 1.1 february 2010 www.aosmd.com page 1 of 7 aoz8043 4-line emi filter with integrated esd protection general description the aoz8043 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 aoz8043 has been optimized for protection of color lcd displays and ccd camera lin es in cellular phones and other portable consumer electronic devices. the aoz8043 consists of four identical circuits comprised of tvs diodes for esd protection, and a resistor?capacitor network for emi/rfi filtering. a series resistor value of 100 and a capacitance value of 9pf are used to achieve -20db minimum attenuation from 1.0ghz to 3.0ghz. the tvs diodes provide effective suppression of esd voltages in excess of 20kv (air discharge) and 20kv (contact discharge). this exceeds iec 61000-4-2, level 4 esd immunity test. the aoz8043 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 z 4 lines for emi filterin g and esd protection: ? exceeds iec 61000-4-2, level 4 (esd) immunity test ? 20kv (air discharge) and 20kv (contact discharge) z trench vertical structure [tvs] 2 ? based technology used to achieve excellent esd clamping & filter performance over the full operating display range z filter performance: -20db at tenuation from 1.0ghz to 3.0ghz z low operating voltage: 5.0v z capacitance stability over wide range of voltages and temperatures z dfn package: 1.2mm x 1.8mm, 0.4mm pitch z pb-free device applications z emi filtering and esd protection for data lines z lcd displays, camera in terface, i/o interface z portable handheld devices, cell phones, pda phones typical application figure 1. ch1 d0 ch2 d1 ch3 d2 ch4 d3 lcd/camera module 9pf 9pf 100 9pf 9pf 100 9pf 9pf 100 9pf 9pf 100
aoz8043 rev. 1.1 february 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/quality/rohs_compliant.jsp for additional information. pin configuration pin description part number ambient temperature range package environmental AOZ8043DI -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
aoz8043 rev. 1.1 february 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. total capacitance is equal to 2 x c ch . 7. measured at 25c, v r = 2.5v, f = 1.0mhz. 8. guaranteed by design. parameter rating storage temperature (t s ) -65c to +150c esd rating per iec61000-4-2, contact (1) 20kv esd rating per iec61000-4-2, air (1) 20kv 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 voltage 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)(8) i load = 1a, negative clamp (5)(8) 7.0 -3.0 v i load = 5a, positive clamp (5)(8) i load = 5a, negative clamp (5)(8) 8.0 -5.0 i load = 12a, positive clamp (5)(8) i load = 12a, negative clamp (5)(8) 10.0 -10.0 r ch total series resistance i r = 20ma 90 100 110 c ch channel capacitance input to ground (6)(7)(8) 8910pf f c cut-off frequency measured with 50 source and 50 load termination 250 mhz attenuation from 1.0ghz to 3.0ghz v r = 0v measured with 50 source and 50 load termination -20 db
rev. 1.1 february 2010 www.aosmd.com page 4 of 7 aoz8043 typical performance characteristics -45 -25 -5 5 25 45 65 85 frequency (mhz) peak pulse current, ipp (a) analog crosstalk 0 -20 -40 -60 -80 -100 1 10 100 1000 10000 s21 (db) clamping voltage vs. peak pulse current clamping voltage, vcl (v) insertion loss characteristics -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 1 10 100 1000 10000 frequency (mhz) s21 (db) 6 7 8 9 10 11 024681012 temparature (c) typical resistance vs. temperature resistance () 110 105 100 95 90 forward current (a) forward voltage vs. forward current forward voltage (v) 2 4 6 8 10 12 02 46 81012
rev. 1.1 february 2010 www.aosmd.com page 5 of 7 aoz8043 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. 1.1 february 2010 www.aosmd.com page 6 of 7 aoz8043 tape and reel dimensi ons, 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. 1.1 february 2010 www.aosmd.com page 7 of 7 aoz8043 package marking h15 part number code underline denotes green product assembly lot code week and year 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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