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1 o f 32 au optronics corporation product specification document v ersion 0.3 . ( v ) pr eli m i n a r y s pecificatio n s ( ) fi n al s pecificatio n s m od u le w x g a colo r t f t -l cd wi t h l ed backlig h t desig n m od el na m e b121e w 09 v0 n o te ( ) l ed backlight with d r iving ci r cuit design c u st o m e r da te c h ecke d & a pp r o v e d b y da te no t e : t h i s s pec i f i cat i on i s s ub j ec t t o c hange w it hou t no tic e. a pp r o v e d b y da te p r e p a r e d b y nbbu m a r keti n g di v isi o n / a u o p t r o n ics c o r po r ati on www..net
2 of 32 au optronics corporation product specification document version 0.3 . contents 1. handling precautions...........................................................................................................................4 2. general description..............................................................................................................................5 2.1 general specification.....................................................................................................................5 2.2 optical characteristics...................................................................................................................6 3. functional block diagram..................................................................................................................11 4. absolute maximum ratings............................................................................................................11 4. absolute maximum ratings............................................................................................................12 4.1 absolute ratings of tft lcd module..........................................................................................12 4.2 absolute ratings of backlight unit...............................................................................................12 4.3 absolute ratings of environment.................................................................................................12 5. electrical characteristics....................................................................................................................13 5.1 tft lcd module..........................................................................................................................13 5.2 backlight unit...............................................................................................................................15 6. signal characteristic..........................................................................................................................16 6.1 pixel format image......................................................................................................................16 6.2 the input data format...................................................................................................................17 6.3 signal description/pin assignment...............................................................................................18 6.4 interface timing...........................................................................................................................21 6.5 led power sequence..................................................................................................................23 7. connector description.......................................................................................................................24 7.1 tft lcd module..........................................................................................................................24 8. 8. led driving specification..............................................................................................................25 8.1 connector description..................................................................................................................25 8.2 pin assignment............................................................................................................................25 9. reliability.............................................................................................................................................26 10. mechanical characteristics..............................................................................................................27 10.1 lcm outline dimension.............................................................................................................27 10.2 screw hole depth and center position......................................................................................29 11. shipping and package.....................................................................................................................30 11.1 shipping label format...............................................................................................................30 11.2 carton package..........................................................................................................................31 11.3 shipping package of palletizing sequence.................................................................................31 12. appendix: edid description.............................................................................................................32
3 of 32 au optronics corporation product specification document version 0.3 . record of revision version and date page old description new description remark 0.1 2008/01/10 all first edition for customer 0.2 2008/01/22 19 6.3 signal description/pin assignment 0.1 version 6.3 signal description/pin assignment 0.2 version 0.3 2008/02/18 21 clock frequency : 1. 68.9 mhz 2. horizontal section, blanking: 128 clock frequency : 1. 69.4 mhz 2. horizontal section, blanking: 136
4 of 32 au optronics corporation product specification document version 0.3 . 1. handling precautions 1) since front polarizer is easily damaged, pay attention not to scratch it. 2) be sure to turn off power supply when inserting or disconnecting from input connector. 3) wipe off water drop immediately. long contact with water may cause discoloration or spots. 4) when the panel surface is soiled, wipe it with absorbent cotton or other soft cloth. 5) since the panel is made of glass, it may break or crack if dropped or bumped on hard surface. 6) since cmos lsi is used in this module, take care of static electricity and insure human earth when handling. 7) do not open nor modify the module assembly. 8) do not press the reflector sheet at the back of the module to any directions. 9) at the insertion or removal of the signal interface connector, be sure not to rotate nor tilt the interface connector of the tft module. 11)after installation of the tft module into an enclosure (notebook pc bezel, for example), do not twist nor bend the tft module even momentary. at designing the enclosure, it should be taken into consideration that no bending/twisting forces are applied to the tft module from outside. otherwise the tft module may be damaged. 12) small amount of materials having no flammability grade is used in the lcd module. the lcd module should be supplied by power complied with requirements of limited power source (iec60950 or ul1950), or be applied exemption. 13) disconnecting power supply before handling lcd modules, it can prevent electric shock, do not touch the electrode parts, cables, connectors and led circuit part of tft module that a led light bar build in as a light source of back light unit. it can prevent electrostic breakdown.
5 of 32 au optronics corporation product specification document version 0.3 . 2. general description b121ew09 v0 is a color active matrix liquid crystal display composed of a tft lcd panel, a driver circuit, and led backlight system. the screen format is intended to support the wxga (1280(h) x 800(v)) screen and 262k colors (rgb 6-bits data driver) with led backlight driving circuit. all input signals are lvds interface compatible. b121ew09 v0 is designed for a display unit of notebook style personal computer and industrial machine. 2.1 general specification the following items are characteristics summary on the table at 25 condition: items unit specifications screen diagonal [mm] 307.9 (w ) active area [mm] 261.12(h) x 163.2(v) pixels h x v 1280x3(rgb) x 800 pixel pitch [mm] 0.204x0.204 pixel arrangement r.g.b. vertical stripe display mode normally white white luminance (i led =20ma) note: i led is led current [cd/m 2 ] 200 typ. (5 points average) 170 min. (5 points average) (note1) luminance uniformity 1.25 max. (5 points) contrast ratio 400 typ response time [ms] 16 typ / 25 max nominal input voltage vdd [volt] +3.3 typ. power consumption [watt] 4.5 max. (include logic and black light power) weight [grams] 270 max. physical size [mm] l w t max 276.3 178.6 5.2 typical 275.8 178 - min 275.3 - - electrical interface 1 channel lvds surface treatment glare, hardness 3h,
6 of 32 au optronics corporation product specification document version 0.3 . support color 262k colors ( rgb 6-bit ) temperature range operating storage (non - operating) [ o c] [ o c] 0 to +50 - 20 to +6 5 rohs compliance rohs compliance 2.2 optical characteristics the optical characteristics are measured under stable conditions at 25 (room temperature) : item unit conditions min. typ. max. note white luminance i led =20ma [cd/m 2 ] 5 points average 170 200 - 1, 4, 5. [degree] [degree] horizontal (right) cr = 10 (left) 40 40 45 45 - - viewing angle [degree] [degree] vertical (upper) cr = 10 (lower) 10 30 15 35 - - 8 luminance uniformity 5 points - - 1.25 1 luminance uniformity 13 points - - 1.50 2 cr: contrast ratio dcr:off 300 400 - 6 cross talk % 4 7 [msec] rising - tbd - [msec] falling - tbd - response time [msec] rising + falling - 16 25 8 red x tbd red y tbd green x tbd green y tbd blue x tbd blue y tbd white x 0.263 0.313 0.363 chromaticity of color coordinates (cie 1931) white y 0.279 0.329 0.379 2,8
7 of 32 au optronics corporation product specification document version 0.3 . note 1: 5 points position (ref: active area) 12 3 45 h/4 h/4 h/4 h/4 h w w/4 w/4 w/4 w/4 note 2: 13 points position (ref: active area) w/4 w w/4 h h/4 h/4 h/4 h/4 7 9 10 w/4 1 8 w/4 10 10 10 10 2 3 13 12 4 5 6 11 note 3: the luminance uniformity of 5 or13 points is defined by dividing the maximum luminance values by the minimum test point luminance note 4: measurement method w13 = maximum brightness of thirteen points minimum brightness of thirteen points maximum brightness of five points w5 = minimum brightness of five points
8 of 32 au optronics corporation product specification document version 0.3 . the lcd module should be stabilized at given temperature for 30 minutes to avoid abrupt temperature change during measuring. in order to stabilize the luminance, the measurement should be executed after lighting backlight for 30 minutes in a stable, windless and dark room. note 5 definition of average luminance of white (y l ): measure the luminance of gray level 63 at 5 points y l = [l (1)+ l (2)+ l (3)+ l (4)+ l (5)] / 5 l (x) is corresponding to the luminance of the point x at figure in note (1). note 6 definition of contrast ratio: contrast ratio is calculated with the following formula. note 7 definition of cross talk (ct) ct = | y b C y a | / y a 100 (%) where y a = luminance of measured location without gray level 0 pattern (cd/m 2 ) center of the screen tft - lcd 50 cm photo detector lcd panel field =2 contrast ratio (cr)= brightness on the ? hite state brightness on the lack state
9 of 32 au optronics corporation product specification document version 0.3 . y b = luminance of measured location with gray level 0 pattern (cd/m 2 ) note 8: definition of response time: the output signals of bm-7 or equivalent are measured when the input signals are changed from lack to white (falling time) and from white to black (rising time), respectively. the response time interval between the 10% and 90% of amplitudes. refer to figure as below. s i g n a l ( r e l a t i v e v a l u e ) "black" tr tf "white" "white" 0% 10% 90% 100%
10 of 32 au optronics corporation product specification document version 0.3 . note 8. definition of viewing angle viewing angle is the measurement of contrast ratio R 10, at the screen center, over a 180 horizontal and 180 vertical range (off-normal viewing angles). the 180 viewing angle range is broken down as follows; 90 ( ) horizontal left and right and 90 (f) vertical, high (up) and low (down). the measurement direction is typically perpendicular to the display surface with the screen rotated about its center to develop the desired measurement viewing angle.
11 of 32 au optronics corporation product specification document version 0.3 . 3. functional block diagram the following diagram shows the functional block of the 12.1 inches wide color tft/lcd 40 pin (one ch/connector module: gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic panel controller lvds receiver led driver boost and current balance circuit led led power power led light bar gamma correction generation circuit gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic tft-lcd 1280*(3)*800 pixels source driver ic panel controller lvds receiver panel controller lvds receiver led driver boost and current balance circuit led led power power led light bar dc power tcon gamma1~14 6 strings, 7pcs/string control signal gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic panel controller lvds receiver led driver boost and current balance circuit led led power power led light bar gamma correction generation circuit gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic tft-lcd 1280*(3)*800 pixels gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic panel controller lvds receiver led driver boost and current balance circuit led led power power led light bar gamma correction generation circuit gamma correction generation circuit dc/dc converter c o n n e c t o r c o n n e c t o r lvds lvds tft-lcd 1280*(3)*800 pixels source driver ic tft-lcd 1280*(3)*800 pixels source driver ic panel controller lvds receiver panel controller lvds receiver led driver boost and current balance circuit led led power power led light bar dc power tcon gamma1~14 6 strings, 7pcs/string control signal g a t e d r i v e r i c g a t e d r i v e r i c g a t e d r i v e r i c g a t e d r i v e r i c g a t e d r i v e r i c g a g a t e d r i v e r i c g a t e d r i v e r i c g a t e d r i v e r i c
12 of 32 au optronics corporation product specification document version 0.3 . 4. absolute maximum ratings an absolute maximum rating of the module is as following: 4.1 absolute ratings of tft lcd module item symbol min max unit conditions logic/lcd drive vin -0.3 +4.0 [volt] note 1,2 4.2 absolute ratings of backlight unit item symbol min max unit conditions led driving voltage v led - 36 (row output) [volt] note 1,2,3 led driving current i led - 30 (row output) [ma] rms note 1,2,3 4.3 absolute ratings of environment item symbol min max unit conditions operating temperature top 0 +50 [ o c] note 4 operation humidity hop 8 95 [%rh] note 4 storage temperature tst -20 +65 [ o c] note 4 storage humidity hst 5 95 [%rh] note 4 note 1: at ta (25 ) note 2: permanent damage to the device may occur if exceed maximum values note 3: led specification refer to section 5.2 note 4: for quality performance, please refer to auo iis (incoming inspection standard) . twb=39 c operating range storage range
13 of 32 au optronics corporation product specification document version 0.3 . 5. electrical characteristics 5.1 tft lcd module 5.1.1 power specification input power specifications are as follows; symble parameter min typ max units note vdd logic/lcd drive voltage 3.0 3.3 3.6 [volt] pdd vdd power - - tbd [watt] note 1/2 idd idd current - tbd tbd [ma] note 1/2 i rush inrush current - - 2000 [ma] note 3 vddrp allowable logic/lcd drive ripple voltage - - tbd [mv] p-p note 1 : maximum measurement condition black pattern note 2 typical measurement condition: mosaic pattern note 3 measure condition +5.0v +12.0v vcc r1 47k r2 1k vr1 47k sw1 sw mag-spst 1 2 f1 q3 ao6402 g d 2 s d 1 d 5 d 6 c1 1uf/16v q3 ao6402 g d2 s d1 d5 d6 c3 0.01uf/25v c2 1uf/25v (high to low) control signal (lcd module input) 90% 10% vin rising time 0v 3.3v 0.5ms
14 of 32 au optronics corporation product specification document version 0.3 . 5.1.2 signal electrical characteristics input signals shall be low or high-impedance state when vdd is off. it is recommended to refer the specifications of thc63lvdf84a (thine electronics inc.) in detail. signal electrical characteristics are as follows; parameter condition min max unit vth differential input high threshold (vcm=+1.2v) - 100 [mv] vtl differential input low threshold (vcm=+1.2v) -100 - [mv] vcm differential input common mode voltage 1.125 1.375 [v] note: lvds signal waveform v t h vcm vss
15 of 32 au optronics corporation product specification document version 0.3 . 5.2 backlight unit led parameter guideline for led driving selection (ref. remark 1) parameter symbol min typ max units condition led forward voltage v f 2.95 3.15 3.35 [volt] (ta=25 ) led forward current i f 20 30 [ma] (ta=25 ) led power consumption p led 3.78 [watt] (ta=25 ) note 1 led life-time n/a 10,000 - - hour (ta=25 ) i f =20 ma note 2 note 1: calculator value for reference i f f =p note 2: the led life-time define as the estimated time to 50% degradation of initial luminous.
16 of 32 au optronics corporation product specification document version 0.3 . 6. signal characteristic 6.1 pixel format image following figure shows the relationship of the input signals and lcd pixel format. r g b r g b r g b r g b r g b r g b r g b r g b 0 1 1278 1279 1st line 800th line
17 of 32 au optronics corporation product specification document version 0.3 . 6.2 the input data format signal name description r5 r4 r3 r2 r1 r0 red data 5 (msb) red data 4 red data 3 red data 2 red data 1 red data 0 (lsb) red-pixel data red-pixel data each red pixel's brightness data consists of these 6 bits pixel data. g5 g4 g3 g2 g1 g0 green data 5 (msb) green data 4 green data 3 green data 2 green data 1 green data 0 (lsb) green-pixel data green-pixel data each green pixel's brightness data consists of these 6 bits pixel data. b5 b4 b3 b2 b1 b0 blue data 5 (msb) blue data 4 blue data 3 blue data 2 blue data 1 blue data 0 (lsb) blue-pixel data blue-pixel data each blue pixel's brightness data consists of these 6 bits pixel data. rxclkin data clock the typical frequency is 68.9 mhz.. the signal is used to strobe the pixel data and de signals. all pixel data shall be valid at the falling edge when the de signal is high. de display timing this signal is strobed at the falling edge of rxclkin. when the signal is high, the pixel data shall be valid to be displayed. vs vertical sync the signal is synchronized to rxclkin . hs horizontal sync the signal is synchronized to rxclkin . note: output signals from any system shall be low or high-impedance state when vdd is off.
18 of 32 au optronics corporation product specification document version 0.3 . 6.3 signal description/pin assignment lvds is a differential signal technology for lcd interface and high speed data transfer device.
19 of 32 au optronics corporation product specification document version 0.3 . note1: start from right side note2: input signals shall be low or high-impedance state when vdd is off. 40 1 connector: ipex 20347 - 340e - 12 connector: ipex 20347 - 340e - 12 g n d n c
20 of 32 au optronics corporation product specification document version 0.3 . internal circuit of lvds inputs are as following. the module uses a 100ohm resistor between positive and negative data lines of each receiver input r r r r lvds receiver signal input pin no. 9 11 12 14 15 17 18 8 rxin0+ rxin0- rxin1+ rxin1- rxin2+ rxin2- rxclkin+ rxclkin-
21 of 32 au optronics corporation product specification document version 0.3 . 6.4 interface timing 6.4.1 timing characteristics basically, interface timings should match the 1280x800 /60hz manufacturing guide line timing. parameter symbol min. typ. max. unit frame rate - - 60 - hz clock frequency 1/ t clock 50- 69.3 80- mhz period t v 803 816 1023 active t vd 800 800 800 vertical section blanking t vb 3 16 223 t line period t h 1303 1408 2047 active t hd 1280 1280 1280 horizontal section blanking t hb 23 136 767 t clock note : de mode only
22 of 32 au optronics corporation product specification document version 0.3 . 6.4.2 timing diagram dotclk de t h t hb t hd de t v t vb t vd input timing definition ( de mode) t clock input data pixel 1 pixel 2 pixel 3 pixel n-1 pixel n invaild data invaild data pixel 1
23 of 32 au optronics corporation product specification document version 0.3 . 6.5 led power sequence values symbol min typ max unit t1 10 --- --- ms t2 10 --- --- ms t3 50 --- --- ms t4 0 --- --- ms t5 10 --- --- ms note: the duty of led dimming signal should be more than 20% in t2 and t3.
24 of 32 au optronics corporation product specification document version 0.3 . 7. connector description physical interface is described as for the connector on module. these connectors are capable of accommodating the following signals and will be following components. 7.1 tft lcd module connector name / designation for signal connector manufacturer ipex or compatible type / part number ipex 20347-340e-12 or compatible mating housing/part number ipex 20347-340e-12 or compatible
25 of 32 au optronics corporation product specification document version 0.3 . 8. 8. led driving specification 8.1 connector description it is a intergrative interface and comibe into lvds connector. the type and mating refer to section 7. 8.2 pin assignment pin# signal name description 31 vled_gnd led ground 32 vled_gnd led ground 33 vled_gnd led ground 34 vled led power supply 7v-20v 35 vled led power supply 7v-20v 36 vled led power supply 7v-20v 37 vled led power supply 7v-20v 38 s_pwmin system pwm signal input 39 led _en led enable pin (+3v input) 40 nc no connect (reserve for auo)
26 of 32 au optronics corporation product specification document version 0.3 . 9. reliability items required condition note temperature humidity bias ta= 40 , 90%rh, 300h high temperature operation ta= 50 , dry, 300h low temperature operation ta= 0 , 300h high temperature storage ta= 60 , 300h low temperature storage ta= -20 , 300h thermal shock test ta=-20 to 60 , duration at 30 min, 100 cycles esd contact : 8 kv air : 15 kv note 1 note1: according to en 61000-4-2 , esd class b: some performance degradation allowed. no data lost . self-recoverable. no hardware failures. remark: mtbf (excluding the led): 30,000 hours with a confidence level 90%
27 of 32 au optronics corporation product specification document version 0.3 . 10. mechanical characteristics 10.1 lcm outline dimension
28 of 32 au optronics corporation product specification document version 0.3 .
29 of 32 au optronics corporation product specification document versio n 0. 3 . 10.2 screw hole depth and center position screw hole minimum depth, from side surface = 2.1 mm (see drawing) screw hole center location, from front surface = 2.8 0.2mm (see drawing) screw torque: maximum 2.5 kgf-cm 2 . 8 0 . 2
30 of 32 au optronics corporation product specification document versio n 0. 3 . 11. shipping and package 11.1 shipping label format
31 of 32 au optronics corporation product specification document versio n 0. 3 . 11.2 carton package 11.3 shipping package of palletizing sequence
32 of 32 au optronics corporation product specification document versio n 0. 3 . 12. appendix: edid description

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