rev. 1.0 october 2010 www.aosmd.com page 1 of 7 AOZ8170 8-line emi filter with integrated esd protection general description the AOZ8170 is an 8-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 AOZ8170 has been optimized for protection of color lcd displays and ccd camera lin es in cellular phones and other portable consumer electronic devices. the AOZ8170 consists of eight 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 8pf are used to achieve -20db minimum attenuation from 700mhz to 3.0ghz. the tvs diodes provide effective suppression of esd voltages in excess of 15kv (air dis- charge) and 15kv (contact discharge). this exceeds iec 61000-4-2, level 4 esd immunity test. the AOZ8170 comes in an rohs compliant, 4.0mm x 1.6mm, 0.55mm pitch dfn package and is rated over a -40c to +85c ambient temperature range. features z 8 lines for emi filterin g and esd protection: ? exceeds iec 61000-4-2, level 4 (esd) immunity test ? 15kv (air discharge) and 15kv (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 attenuation from 700mhz to 3.0ghz z low operating voltage: 5.0v z capacitance stability over wide range of voltages and temperatures z dfn package: 4.0mm x 1.6mm, 0.55mm pitch z pb-free device z green product 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 8pf 8pf 100 8pf 8pf 100 8pf 8pf 100 d0 ch2 d1 ch8 d7 lcd/camera module
AOZ8170 rev. 1.0 october 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 AOZ8170dt -40c to +85c tdfn-16 green product 116 215 314 413 512 611 710 89 top view 6 1 1 5 1 2 4 1 3 3 1 4 2 1 5 1 1 6 0 1 7 9 8 top view tdfn-16 (bottom view) 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 exposed pad (gnd) pin number pin name pin function 1,16 ch 1 channel 1 connections 2, 15 ch 2 channel 2 connections 3, 14 ch 3 channel 3 connections 4, 13 ch 4 channel 4 connections 5, 12 ch 5 channel 5 connections 6, 11 ch 6 channel 6 connections 7, 10 ch 7 channel 7 connections 8, 9 ch 8 channel 8 connections exposed pad gnd common ground connection
AOZ8170 rev. 1.0 october 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) 15kv esd rating per iec61000-4-2, air (1) 15kv 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) 9.0 -2.5 v i load = 5a, positive clamp (5)(8) i load = 5a, negative clamp (5)(8) 11.5 -3.5 i load = 12a, positive clamp (5)(8) i load = 12a, negative clamp (5)(8) 14.0 -5.0 r ch total series resistance i r = 20ma 90 100 110 ? c ch channel capacitance input to ground (6)(7)(8) 789pf f c cut-off frequency measured with 50 ? source and 50 ? load termination 220 mhz attenuation from 700mhz to 3.0ghz v r = 0v measured with 50 ? source and 50 ? load termination -20 db
rev. 1.0 october 2010 www.aosmd.com page 4 of 7 AOZ8170 typical performance characteristics crosstalk (i/o-i/o) vs. frequency c r o s s t a l k ( i / o - i / o ) v s . f r e q u e n c y -120 - 1 2 0 -100 - 1 0 0 -80 - 8 0 -60 - 6 0 -40 - 4 0 -20 - 2 0 0 1 10 1 0 100 1 0 0 1000 1 0 0 0 10000 1 0 0 0 0 frequency (mhz) f r e q u e n c y ( m h z ) insertion loss (db) i n s e r t i o n l o s s ( d b ) -45 -25 -5 5 25 45 65 85 temparature (c) typical resistance vs. temperature resistance () 110 105 100 95 90 peak pulse current, ipp (a) 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 8 10 12 14 16 024681012 forward current (a) forward voltage vs. forward current (t period = 100ns, t r = 1ns) clamping voltage vs. peak pulse current (t period = 100ns, t r = 1ns) 6 5 4 3 2 1 0 02 46 81012
rev. 1.0 october 2010 www.aosmd.com page 5 of 7 AOZ8170 package dimensions, tdfn 4 x 1.6 0.25 0.675 1.35 0.50 0.35 0.45 0.25 3.30 unit: mm note: 1. controlling dimension is millimeter. converted inch dimensions are not necessarily exact. symbols a a1 b c d e d1 e1 e l dimensions in millimeters recommended land pattern side view top view bottom view min. 0.50 0.00 0.20 3.95 1.55 3.15 0.40 0.25 nom. 0.55 0.25 0.152 ref. 4.00 1.60 3.20 0.45 0.50 bsc 0.30 max. 0.60 0.05 0.30 4.05 1.65 3.25 0.50 0.35 symbols a a1 b c d e d1 e1 e l dimensions in inches min. 0.020 0.000 0.008 0.156 0.061 0.124 0.016 0.010 nom. 0.022 0.010 0.006 ref. 0.157 0.063 0.126 0.018 0.020 bsc 0.012 max. 0.024 0.002 0.012 0.159 0.065 0.128 0.020 0.014 dd1 e1 pin #1 id chamfer 0.2 x 45 b e l c a1 a e pin 1 marking
rev. 1.0 october 2010 www.aosmd.com page 6 of 7 AOZ8170 tape and reel dimens ions, tdfn 4 x 1.6 carrier tape reel leader / trailer & orientation a0 2.00 0.1 package dfn 4x1.6 b0 4.40 0.1 k0 0.95 0.1 d0 ?1.50 +0.1/-0 d1 ?1.00 +0.1/-0 e 12.00 0.3 e1 1.75 0.10 e2 5.50 0.1 p0 4.00 0.10 p1 4.00 0.10 p2 2.00 0.10 t 0.30 0.05 unit: mm unit: mm feeding direction tape size 12mm reel size ?330 m ?330.00 0.30/-4.00 n 55.00 0.40 trailer tape 300mm min. components tape orientation in pocket leader tape 500mm min. w1 12.4 +2.0/-0 h 13.00 0.20 s 2.20 0.20 k 10.60 0.20 r b b e1 d1 d0 a0 p0 p2 p1 k0 r0.3 max. b0 t 5 max e2 e m w1 r s k h n
rev. 1.0 october 2010 www.aosmd.com page 7 of 7 AOZ8170 part marking h1f part number code 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. alpha & omega semiconductor reserves the right to make changes to this data sheet 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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