dt 1240v3 - 04 so document number: ds3772 8 rev. 2 C 2 1 of 5 www.diodes.com january 2016 ? diodes incorporated dt 1240v3 - 04 so 4 channel low capacitance tvs diode array product summary v br (min) i pp (max) c t (typ) 6 v 5.5 a 0.55 pf description the dt 1240v3 - 04so - 7 is a high - performance device suitable for protecting four high speed i/os. these devices are assemb led in sot26 packages and have high esd surge capability and low capacitance. applications typically used at high - speed ports such as usb 2.0, ieee1394 (firewire ?, ilink?), serial ata, dvi, hdmi, pci. features ? clamping voltage : 8. 8 v at 10a 100ns, tlp 9 v at 5.5 a 8s/20s ? iec 61000 - 4 - 2 (esd): air 16kv, contact 14kv ? iec 61000 - 4 - 5 (lightning): 5.5 a (8/20s) ? 4 channels of esd p rotection ? low channel input ca pacitance of 0.55pf typical ? tlp dynamic resistance: 0. 3 ? ? totally lead - free & fully rohs c ompliant (note s 1 & 2 ) ? halogen and antimony free. green device (note 3 ) mechanical data ? case: sot26 ? moisture sensitivity: level 1 per j - std - 020 ? terminal connecti ons: see schematic ? terminals C finish C matte tin pleated leads; solderable per mil - std - 202, method 208 ? weight: 0.0 16 grams ( a pproximate) ordering information (note 4) product compliance marking reel size (inches) tape width (mm) quantity per reel dt 1240v3 - 04so - 7 standard b e8 7 8 3,00 0/tape & reel note s: 1 . no purposely added lead. fully eu directive 2002/95/ec (rohs) & 2011/65/eu (rohs 2) compliant. 2. see http://www.diodes.com/quality/lead_free.html for more information about diodes incorporateds definitions of hal ogen - and antimo ny - free, "green" and lead - f ree . 3. halogen - and antimony - free "green products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total br + cl) and <1000ppm antimony compounds. 4 . for packaging details, go to our website at http : //www.diodes.com/products/packages.html . marking information sot26 date code key year 2013 2014 2015 2016 2017 201 8 code a b c d e f month jan feb mar apr may jun jul aug sep oct nov dec code 1 2 3 4 5 6 7 8 9 o n d top view device schematic b e8 = product type marking code ym = date co de marking y = year (ex: a = 2013) m = month (ex: 9 = september) sot26 b e8 circuit schematic n/a a17 y m e3
dt 1240v3 - 04 so document number: ds3772 8 rev. 2 C 2 2 of 5 www.diodes.com january 2016 ? diodes incorporated dt 1240v3 - 04 so maximum ratings (@ t a = +25c, unless otherwise specified.) characteristic symbol value unit conditions peak pulse current , per iec 61000 - 4 - 5 i p p 5.5 a i/o to v ss , 8/20s peak pulse power , per iec 61000 - 4 - 5 p pp 60 w i/o to v ss , 8/20s esd protection C esd_contact 14 kv i/o to v ss esd protection C esd_air 16 kv i/o to v ss operating temperature t op - 55 to + 85 c stg - 5 5 to + 150 c thermal characteristics characteristic symbol value unit power dissipation typical (note 5) p d 300 mw thermal resistance, junction to ambient typical (note 5) r ? j a 4 17 c/w electrical characteristics (@ t a = +25c, unless otherwise specified.) characteristic symbol min typ max unit test conditions reverse working voltage v rwm 3.3 v i r =1 ma, , i/o to v ss reverse current i r 0.5 a ? r = 3.3 v, i/o to v ss re verse breakdown voltage v br 6 v i r = 1ma, i/o to v ss forward clamping voltage v f - 1.0 - 0.8 5 v i f = - 1 5 ma, i/o to v ss reverse clamping voltage (note 6 ) v c 9 11 v i pp = 5.5 a, i/o to v ss , 8/20s trigger v oltage v trig esd 8. 8 v tlp, 10a, tp = 100 n s , i/o to v ss dynamic reverse resistance r dif - r 0. 3 ? ss dynamic forward resistance r dif - f 0. 2 5 ? ss to i/o channel input capacitance c i /o 0.55 55 0.65 pf v i/o = 2.5v, v ss = 0v, f = 1mhz delta c i/o c i/omax - c i/omin 0.04 i/omax - c i/omin notes: 5. device mounted on fr - 4 pcb pad layout (2oz copper) as shown on diodes, inc. suggested pad layout ap02001, which can be found on our website at http://www.diodes.com. 6 . clamping voltage value is based on an 8 x 20 s peak pulse current (i pp ) waveform. 0 25 50 75 100 0 25 50 75 100 125 150 175 200 t ambient temperature ( c) a figure 1 pulse derating curve p e a k p u l s e d e r a t i n g i n % o f p e a k p o w e r o r c u r r e n t 6.0 6.5 7.0 7.5 8.0 8.5 -60 -30 0 30 60 90 120 150 bv vtrig b r e a k d o w n v o l t a g e , t r i g g e r v o l t a g e ( v ) t ambient temperature ( c) a figure 2 bv, trigger voltage vs. ambient temperature
dt 1240v3 - 04 so document number: ds3772 8 rev. 2 C 2 3 of 5 www.diodes.com january 2016 ? diodes incorporated dt 1240v3 - 04 so 6 7 8 9 10 11 1 2 3 4 5 6 7 v c , c l a m p i n g v o l t a g e ( v ) current from i/o to v (a) ss figure 3. clamping voltage characteristic iec61000-4-5 (lighting) 1.0 1.5 2.0 2.5 3.0 3.5 1 2 3 4 5 6 7 v f , f o r w a r d v o l t a g e ( v ) current from v to i/o (a) ss figure 4. forward voltage characteristic iec61000-4-5 (lighting) 0 1 2 3 4 5 6 7 8 9 10 -40 -30 -20 -10 0 10 20 30 40 50 60 70 c l a m p i n g v o l t a g e , c u r r e n t ( v , a ) t,time ( s) figure 5. waveform of clamping voltage, current vs. time (8/20 s, i/o to v ) ss ampere voltage 0 0.2 0.4 0.6 0.8 1.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 c i / o , i n p u t c a p a c i t a n c e ( p f ) v i/o, input voltage (v) figure 6. input capacitance vs. input voltage i/o to vss, f = 1mhz 0 2 4 6 8 10 12 14 16 18 20 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 c u r r e n t f r o m i / o t o v ( a ) s s voltage from i/o to v (v) ss figure 7. current vs. voltage
dt 1240v3 - 04 so document number: ds3772 8 rev. 2 C 2 4 of 5 www.diodes.com january 2016 ? diodes incorporated dt 1240v3 - 04 so package outline dimensions please see ap0200 1 at http://www.diodes.com/_files/datasheets/ap 02001.pdf for the latest version. suggested pad layout please see ap0200 1 at http://www.diodes.com/_files/datasheets/ap020 01.pdf for the latest version. sot26 dim min max typ a1 0 .013 0. 10 0.0 5 a 2 1.00 1.30 1.10 a3 0.70 0.80 0.75 b 0. 35 0. 50 0. 38 c 0.10 0.20 0.15 d 2.90 3.10 3.00 e - - 0.95 e1 - - 1.90 e 2.70 3.00 2.80 e 1 1.50 1.70 1.60 l 0. 35 0. 55 0. 40 a - - 8 a1 - - 7 all dimensions in mm dimensions value (in mm) c 2.40 c 1 0.95 g 1.60 x 0.55 y 0.80 y1 3.20 a1 d e e1 e b a2 a1 seating plane l c a e1 a3 c1 y1 g x y c
dt 1240v3 - 04 so document number: ds3772 8 rev. 2 C 2 5 of 5 www.diodes.com january 2016 ? diodes incorporated dt 1240v3 - 04 so important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranti es of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other cha nges without further notice to this document and any product described herein. diodes incorporated does not assume any liability a rising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such appli cations shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthor ized sales channel. shoul d customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall inde mnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arisin g out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. this document is written in english but may be translated into multiple languages for reference. only the english version of this docum ent is the final and determinative format released by diodes incorporated. life support diodes incorporated products are specifically not authorized for use as critical components in life support devices or system s without the express written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly u sed in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can b e reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramificatio ns of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety - related requirements concerning their products and any use of diodes incorporated products in such safety - critical, life support devices or systems, notwithstanding any devices - or systems - related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorpora ted and its representatives against any damages a rising out of the use of diodes incorporated products in such safety - critical, life support devices or systems. copyright ? 201 6 , diodes incorporated www.diodes.com
|
