rev. 1.0 january 2015 www.aosmd.com page 1 of 7 AOZ8925 ultra-low capacitance tvs diode array general description the AOZ8925 is a transient voltage suppressor array designed to protect high speed data lines such as hdmi, usb 2.0, mddi, sata, and gigabit ethernet from damaging esd events. this device incorporates eight surge rated, low capacitance steering diodes and a tvs in a single package. during transient conditions, the steering diodes direct the transient to either the positive side of the power supply line or to ground. the AOZ8925 comes in rohs compliant and halogen free sot23-6l package and is rated -40c to +85c junction temperature range. features ? esd protection for high-speed data lines: ? iec 61000-4-2, level 4 (esd) immunity test ? 30kv (air discharge) and 30kv (contact discharge) ? iec61000-4-4 (eft) 40a (5/50ns) ? iec61000-4-5 (lightning) 4a (8/20s) ? human body model (hbm) 30kv ? array of surge rated diodes with internal tvs diode ? protects four i/o lines ? low clamping voltage ? low operating voltage: 5.0v applications ? hdmi, usb 2.0, mddi, sata ports ? monitors and flat panel displays ? set-top box ? video graphics cards ? digital video interface (dvi) ? notebook computers typical application figure 1. 10/100/1000 ethernet port connection rj45 connector tp2+ tp2- tp3+ tp3- tp4+ tp4- tp1+ tp1- 1 2 3 4 5 6 7 8 gbe ethernet phy AOZ8925 AOZ8925
AOZ8925 rev. 1.0 january 2015 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/media/aosgreenpolicy.pdf for additional information. pin configuration 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 ? . maximum operating ratings part number ambient temperature range package environmental AOZ8925ci -40c to +85c sot23-6l rohs compliant green product 1 2 3 6 5 4 ch1 vn ch2 ch4 nc ch3 sot23-6 (top view) parameter rating storage temperature (t s ) -65c to +150c esd rating per iec61000-4-2, contact (1) 30kv esd rating per iec61000-4-2, air (1) 30kv lighting iec61000-4-5 (8/20s) 4a esd rating per human body model (2) 30kv parameter rating junction temperature (t j ) -40c to +125c
AOZ8925 rev. 1.0 january 2015 www.aosmd.com page 3 of 7 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. the parameters are guaranteed by design and characterization. symbol parameter conditions min. typ. max. units v rwm reverse working voltage between i/o and vn (3) 5.0 v v br reverse breakdown voltage i t = 1ma, between i/o and vn (4) 6.0 v i r reverse leakage current v rwm = 5v, between i/o and vn 1.0 a v f diode forward voltage i f = 15ma 0.70 0.85 1.0 v v cl channel clamp voltage positive transients negative transient i pp = 1a, tp = 100ns, any i/o pin to ground (5)(6) 12.5 -3.5 v v channel clamp voltage positive transients negative transient i pp = 5a, tp = 100ns, any i/o pin to ground (5)(6) 14.5 -5.5 v v channel clamp voltage any i/o pin to ground i pp = 2a, tp = 8/20s (6) 15.0 v c j channel input capacitance v r = 0v, f = 1mhz, any i/o pin to ground 1.0 1.5 pf
rev. 1.0 january 2015 www.aosmd.com page 4 of 7 AOZ8925 typical performance characteristics tlp current vs. clamping voltage 30 25 20 15 10 5 0 clamping voltage (v) tlp current (a) 0 5 10 15 20 25 forward current vs. forward voltage (tperiod = 100ns, tr = 1ns) 0 -5 -10 -15 -20 -25 -30 forward voltage (v) forward current (a) -13 -9 -11 -7 -5 -3 -1 1 typical variation of cin vs. vr (f = 1mhz, t = 25c) working voltage (v) capacitance (pf) 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 2.0 2.5 0.5 1.0 1.5
AOZ8925 rev. 1.0 january 2015 www.aosmd.com page 5 of 7 package dimensions, sot23-6l e1 e a a2 a1 e e1 d .010mm 0.80 0.95 0.63 2.40 b l c gauge plane seating plane 0.25mm 1 notes: 1. package body sizes exclude mold flash and gate burrs. mold flash at the non-lead sides should be less than 5 mils each. 2. dimension l is measured in gauge plane. 3. tolerance 0.100mm (4 mil) unless otherwise specified. 4. followed from jedec mo-178c & mo-193c. 6. controlling dimension is millimeter. converted inch dimensions are not necessarily exact. symbols a a1 a2 b c d e e1 e e1 l 1 dimensions in millimeters min. 0.90 0.00 0.80 0.30 0.08 2.70 2.50 1.50 0.30 0 nom. 1.10 0.40 0.13 2.90 2.80 1.60 0.95 bsc 1.90 bsc max. 1.25 0.15 1.20 0.50 0.20 3.10 3.10 1.70 0.60 8 symbols a a1 a2 b c d e e1 e e1 l 1 min. 0.035 0.00 0.031 0.012 0.003 0.106 0.098 0.059 0.012 0 nom. 0.043 0.016 0.005 0.114 0.110 0.063 0.037 bsc 0.075 bsc max. 0.049 0.006 0.047 0.020 0.008 0.122 0.122 0.067 0.024 8 dimensions in inches unit: mm recommended land pattern
rev. 1.0 january 2015 www.aosmd.com page 6 of 7 AOZ8925 tape and reel dimensions, sot23-6l tape reel leader/trailer and orientation trailer tape 300mm min. components tape orientation in pocket leader tape 500mm min. unit: mm unit: mm j feeding direction tape size 8 mm reel size ?177.80 m ?177.80 max. n ?55.00 min. w1 8.40 +1.50/-0.00 package sot-23 a0 3.15 0.10 b0 3.20 0.10 k0 1.40 0.10 d0 1.50 0.05 d1 1.00 0.10/-0.0 e 8.00 0.30 e1 1.75 0.10 e2 3.50 0.05 p0 4.00 0.10 p1 4.00 0.10 p2 2.00 0.05 t 0.23 0.03 h ?13.00 +0.50 / -0.20 s 1.50 min. k 10.10 min. r 12.70 j 4.00 +0.10/-0.10 t k0 b0 d1 a0 d0 p2 p1 p0 e1 e2 e r w1 n m s k h a a a?a unit per reel: 3000pcs
rev. 1.0 january 2015 www.aosmd.com page 7 of 7 AOZ8925 part marking week & year code assembly lot code part number code AOZ8925ci (sot23-6l) option & assembly location code bv ow lt 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 provided 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. legal disclaimer alpha and omega semiconductor makes no representation s or warranties with re spect to the accuracy or completeness of the information provid ed herein and takes no liabilities fo r the consequences of use of such information or any product described herein. alpha and omega semiconductor reserves t he right to make changes to such information at any time without further notice. this document does not constitute the grant of any intellectual property rights or representation of non-infringeme nt of any third party?s intellectual property rights. life support policy alpha and omega semiconductor products are not authorized for use as critical components in life support devices or systems.
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