silego technology, inc. rev 0.12 000-0055570-012 revised january 3, 2014 usb host charger identification SLG55570A advanced advanced block diagram general description the SLG55570A is a usb host charger (dedicated charger) identification circuit. the devic e supports both the latest usb battery charging specification revision 1.2 including data contact detection and a set resistor bias for apple* compliant devices as well as legacy us b d+/d- short detection using data line pull-up. features ? low supply current ? automatic current-lim it switch control ? automatic usb charger identification circuit ? apple ipad* @ 2.4a charging current support ? chinese telecom standard yd/t 1591-2009 specification support ? samsung galaxy tab** charge scheme support ? pb-free / rohs compliant / halogen-free ? tdfn-8 package target applications ? power bank ? car charger ? usb universal wall charger pin configuration - SLG55570A * apple iphone, ipad and ipod are trademarks of apple inc., registered in the u.s. and other countries. ** samsung galaxy tab are trademarks of samsung electronics, registered in korea and other countries. vdd gnd nc nc gnd dp dm cen 2 3 45 6 7 8 1 thermal pad connected to gnd tdfn-8 (top view) fsm logic one shot + - v ref1 + - v ref1 cen dm dp + - v ref2 fet v dd resistor divider resistor divider
000-0055570-012 page 2 of 9 SLG55570A advanced pin description - SLG55570A ordering information pin # pin name type pin description 1 cen output n-fet open drain output. current li mit switch (cls) control output. cen will be low for 2 seconds (typ). requires a pull up resistor. 2 dm input/output usb connector d- 3 dp input/output usb connector d+ 4 gnd gnd ground 5vddpwr power supply. connect a 0.1 f capacitor between vdd and gnd as close as possible to the device. 6 nc nc no connect 7 nc nc no connect 8 gnd gnd ground 9 thermal pad gnd ground (must connect to ground) part number type SLG55570Av tdfn-8 SLG55570Avtr tdfn-8 - tape and reel
000-0055570-012 page 3 of 9 SLG55570A advanced absolute maximum ratings electrical characteristics - power supply electrical characteristics - dynamic performance electrical characteristics - internal resistors parameter min. max. unit supply voltage -0.3 6.0 v continuous current into any terminal -30 +30 ma continuous power dissipation -- 954 mw operating temperature range -40 85 c junction temperature 150 c storage temperature range -65 150 c lead temperature (soldering, 10s) 260 c note: stresses greater than those listed under ?absolute maximum ratings? may cause permanent damage to the device. this is a s tress rating only and functional operation of the device at these or any other conditions above thos e indicated in the operational sections of this specification is not implied. exposure to absolute maximum rating condition s for extended periods may affect reliability. v dd = 4.75 v to 5.25 v, t a = 25 c (unless specified otherwise) parameter description condition/note min. typ. max. unit v dd power supply range 4.75 -- 5.25 v i dd supply current v dd = 5v -- 140 160 a v dd = 4.75 v to 5.25 v, t a = 25 c (unless specified otherwise) parameter description condition/note min. typ. max. unit c on dp/dm on-capacitance f = 240mhz --? 4.0 5.5 pf v dd = 4.75 v to 5.25 v, t a = 25 c (unless specified otherwise) parameter description condition/note min. typ. max. unit r pd dp/dm short pull-down 350 500 700 k rt rp rp1/rp2 ratio 0.8544 0.863 0.872 ratio r rp rp1 + rp2 resistance 69.75 93.0 115.18 k rt rm rm1/rm2 ratio 0.8544 0.863 0.872 ratio r rm rm1 + rm2 resistance 69.75 93.0 115.18 k
000-0055570-012 page 4 of 9 SLG55570A advanced electrical characteristics - cen output electrical characteristics - esd protection v dd = 4.75 v to 5.25 v, t a = 25 c (unless specified otherwise) parameter description condition/note min. typ. max. unit t vbt v bus toggle time 1.5 2.0 2.5 s v ol_cen cen output logic low voltage -- -- 0.4 v i out_cen cen output leakage current v dd = 5.5v v cen = 5.5v or cen deasserted -- -- 1 a v dd = 4.75 v to 5.25 v, t a = 25 c (unless specified otherwise) parameter description condition/note min. typ. max. unit v esd esd protection level (dp and dm only) human body model -- 8 -- kv v esd esd protection level (all other pins) human body model -- 2 -- kv
000-0055570-012 page 5 of 9 SLG55570A advanced cen function waveform cen cb 2s
000-0055570-012 page 6 of 9 SLG55570A advanced package top marking system definition part id assembly code datecode lot revision 8 7 6 5 1 2 3 4 ? part id field: identifies the specific device configuration ? assembly code field: assembly location of the device. ? date code field: coded date of manufacture ? lot code: designates lot # ? revision code: device revision xx a dd l r
000-0055570-012 page 7 of 9 SLG55570A advanced package drawing and dimensions 8 lead tdfn package jedec mo-229, variation wccd
000-0055570-012 page 8 of 9 SLG55570A advanced tape and reel specifications carrier tape drawing and dimensions recommended reflow soldering profile please see ipc/jedec j-std-020: late st revision for reflow profile based on package volume of 3.00 mm 3 (nominal). more information can be found at www.jedec.org. package type # of pins nominal package size [mm] max units reel & hub size [mm] leader (min) trailer (min) tape width [mm] part pitch [mm] per reel per box pockets length [mm] pockets length [mm] tdfn 8l green 8 2 x 2 x 0.75 3,000 3,000 178 / 60 100 400 100 400 8 4 package type pocket btm length pocket btm width pocket depth index hole pitch pocket pitch index hole diameter index hole to tape edge index hole to pocket center tape width a0 b0 k0 p0 p1 d0 e f w tdfn 8l green 2.3 2.3 1.05 4 4 1.55 1.75 3.5 8 p1 w e p0 a0 d0 y y b0 k0 section y-y c l f refer to eia-481 specification
000-0055570-012 page 9 of 9 SLG55570A advanced silego website & support silego technology website silego technology provides onlin e support via our website at http://www.silego.com/ .this website is used as a means to make files and information easily available to customers. for more information regarding silego green products, please visit: http://greenpak.silego.com/ http://greenfe t.silego.com/ http://greenpak2.silego.com/ http://greenfe t2.silego.com/ http://greencl k.silego.com/ products are also available for purchase directly from silego at the silego online store at http://store.silego.com/ . silego technical support datasheets and errata, application notes and example designs, user guides, and hardware support documents and the latest software releases are available at the silego website or can be requested directly at info@silego.com . for specific greenpak design or applications ques tions and support please send e-mail requests to greenpak@silego.com users of silego products can receive assistance through several channels: online live support silego technology has live video technical assistance and sales support available at http://www.silego.com/ . please ask our live web receptionist to schedule a 1 on 1 training session with one of our application engineers. contact your local sales representative customers can contact their local sales repr esentative or field application engineer (fae) for support. local sales offices are also available to help customers. more information regarding your lo cal representative is available at the silego website or send a request to info@silego.com contact silego directly silego can be contacted directly via e-mail at info@silego.com or user submission form, located at the following url: http://support.silego.com/ other information the latest silego technology press releases, listing of seminars and events, listings of world wide silego technology offices a nd representatives are all available at http://www.silego.com/ this product has been designed and qualified for the consumer market. applications or uses as critical components in life support devices or systems are not author ized. silego technology does not assume any liabilit y arising out of such applica- tions or uses of its products. silego technology reserves th e right to improve product design, functions and reliability without notice .
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