?I? 9 ? 7 ? 1 silicon touch technology inc . 9-7f-1, prosperity rd i, science-based industrial park hsinchu, taiwan, r.o.c. te l 886-3-5645656 fax 886-3-5645626 11-MD127 version : a.008 issue date : 2006/08/31 file name : sp-MD127-a.008.doc total pages : 10 low-saturation, low-voltage 2 channels bi-directional motor driver
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 1 - 11-MD127 low-saturation, low-voltage 2 channels bi-directional motor driver general specifications the device is a two-channel low-saturation bi -directional motor driver ic. the design is optimal for 2-dc motor or stepper-motor app lications, such as driv ing shutter/iris on cameras and other motor applications on portable devices. features and benefits z low voltage operation ( v dd min = 2.0v ) z low saturation voltage ( upper transistor + low transistor re sidual voltage; 0.46v typ. at 400ma) z low input current z low operating current z high output sinking an d driving capability z ultra-small, thin, highly reliable package (wlcsp, msop-10 and dfn-10) z thermal shutdown protection pin assignment msop-10 dfn-10 1 2 3 4 10 9 8 7 vdd in4 in3 in2 in1 o4 o3 o1 gnd o2 6 5 1 2 3 4 5 10 9 8 vdd in4 in3 in1 in2 gnd o4 o3 o1 o2 11-MD127 7 6 pin no. pin name description 1 vdd power supply pin 2 in4 input pin that determines driving mode. 3 in3 input pin that determines driving mode. 4 in1 input pin that determines driving mode. 5 in2 input pin that determines driving mode. 6 gnd ground pin 7 o2 output sinking / driving pin 8 o1 output sinking / driving pin 9 o3 output sinking / driving pin 10 o4 output sinking / driving pin.
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 2 - wlcsp pin no. pin name description a1 gnd ground pin a2 out2 output sinking / driving pin a3 in2 input pin that det ermines driving mode. b1 out1 output sinking / driving pin b3 in1 input pin that det ermines driving mode. c1 out3 output sinking / driving pin c3 in3 input pin that determines driving mode. d1 out4 output sinking / driving pin. d2 in4 input pin that det ermines driving mode. d3 vdd power supply pin top view abcd 1 2 3 in2 out1 in4 vdd in3 in1 out3 out4 gnd out2 7 x x
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 3 - absolute maximum ratings ( unless otherwise noted, t a = 25 ) characteristic symbol rating unit supply voltage v dd 5.5 v input voltage v in v dd +0.4 v maximum output current/channel (dfn,msop) i out1 400 ma maximum output current/channel (wlcsp) i out2 250 ma power dissipation (ic) p d 486 power dissipation (pcb mounted) p d-pcb 870 mw operating temperature range t opr -40 ~ 125 c storage temperature range t stg -65 ~ 150 c electrical characteristic (unless otherwise noted, t a = 25 & v dd = 3v ) limit characteristic sym. condition min. typ. max. unit supply voltage v dd 2.0 3 5.5 v i dd0 v in1,in2,in3,in4 =0v 0.1 10 a supply current i dd1 v in1,in2,in3,in4 0v 0.2 0.5 ma in 1 / in 2 / in3 / in4 input terminal ( t j = 25 ) input voltage ?h? v ih - 0.5*v dd - v dd +0.4 v input voltage ?l? v il - -0.4 - 0.2*v dd v input current ?h? i ih v in = v dd - - 5 a input current ?l? i il v in = 0 v - - 5 a o1 / o2 / o3 / o4 output terminal ( t j = 25 ) v out1 i out = 100 ma - 0.12 0.2 v v out2 i out = 200 ma - 0.28 0.4 v output voltage (upper + lower) v out3 i out = 400 ma - 0.46 0.7 v thermal protection circuit protection temperature t tsd v in1, in2, in3, in4 =h 150
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 4 - truth table in1 / in3 in2 / in4 o1 / o3 o2 / o4 mode l l off off standby h l h l forward l h l h reverse h h ? ? keep the previous mode (forward / reverse) note: ??? indicates a ?don?t care? input. block diagram & application circuit 1.shutter & iris application in1 4 1 8 7 5 9 10 6 3 2 control block in2 in3 in4 gnd o4 o3 o2 o1 vdd 10 f m1 m2 2. stepping motor for 1-2 phase excitation in1 4 1 8 7 5 9 10 6 control block in2 gnd o4 o3 o2 o1 vdd 10 f 3 in3 stepping moto r 2 in4
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 5 - in1 in2 in3 in4 o1 o2 o3 o4 notes l l l l off off off off standby h l l l h l off off h l h l h l h l l l h l off off h l l h h l l h h l l h l l l h off off l h l h l h l h l l l h off off l h h l l h h l l h 1-2 phase excitation h h - - - - h h keep the previous output state note: ??? indicates a ?don?t care? input. application notes ? the power dissipated by the ic varies widely with the supply voltage, the output current, and loading. it is important to ensure the application does not exceed the allowable power dissipation of the ic package. the recommended motor driver power dissipation versus temperature is depicted as follows: pdmax vs ta jesd51-7 100 200 300 400 500 600 700 800 900 1000 power dissipation(mw) 0 25 50 75 100 125 jesd51-3 870mw 486mw ambient temperature ( )
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 6 - typical performance curve 0.0 0.1 0.2 0.3 0.4 0.5 v sat out vs i output current i out (a) 0.1 0.2 0.3 0.4 0.5 0.6 0.7 output saturation voltage v sat (v) vdd=3v vdd=3v vdd=5v vdd=5v v in =v dd current drain i dd (ma) power supply voltage v dd (v) i dd vs v dd 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 v en =v dd package specifications msop-10 dimensions in millimeter dimensions in inches symbol min nom max min nom max a 0.81 0.92 1.07 0.032 0.036 0.042 a 1 0.00 0.10 0.000 0.004 a 2 0.76 0.86 0.97 0.030 0.034 0.038 b 0.15 0.20 0.30 0.006 0.008 0.012 c 0.13 0.15 0.23 0.005 0.006 0.009 d 2.90 3.00 3.10 0.114 0.118 0.122 e 4.80 4.90 5.00 0.189 0.193 0.197 e1 2.90 3.00 3.10 0.114 0.118 0.122 e 0.50 0.0197 l 0.40 0.53 0.66 0.016 0.021 0.026 y 0.10 0.004 0 6 0 6 (10-pin msop ) d e1 e b a 1 e a a 2 12 (4x) c l y
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 7 - dfn-10 dimension (mm) dimention (mil) symbol min. nom. max. min. nom. max. a 0.70 0.75 0.80 28 30 32 a1 0.00 0.02 0.05 0 0.8 2 a3 0.203 ref 8 ref b 0.18 0.25 0.30 7 10 12 d 2.90 3.00 3.10 114 118 122 d1 2.10 2.20 2.30 83 87 91 e 2.90 3.00 3.10 114 118 122 e1 1.10 1.20 1.30 86 87 91 l 0.45 0.55 0.65 18 22 26 e 0.50 basic 20 basic e1 2.00 basic 79 basic
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 8 - wlcsp dimension (mm) symbol min. nom. max. a 0.45 0.50 0.55 a1 0.08 0.10 0.12 a2 0.37 0.40 0.43 b 0.26 0.28 0.30 d 1.40 1.50 1.60 d1 0.50 e 1.90 2.00 2.10 e1 0.50 zd 0.25 ze 0.25 top view (marking side) 7 x x xx is the run code. bottom view e d dcba 1 2 3 ze e1 d1 zd a2 a a1 b b (ball side)
c???? silicon touch technology inc. 11-MD127 sp-MD127-a.008(msop10,dfn10,wlcsp) version: a.008 - 9 - the products listed herein are designed for ordinary electronic applications, such as electrical appliances, audio-vi sual equipment, communications devices and so on. hence, it is advisable t hat the devices should not be used in medical instruments, surgical implants, aerospace machinery, nuclear power control systems, disaster/crime-prev ention equipment and the like. misusing those products may directly or indire ctly endanger human life, or cause injury and property loss. silicon touch technology, inc. will not ta ke any responsibilities regarding the misusage of the products mentioned above. anyone who purchases any products described herein with the above -mentioned intentio n or with such misused applications should accept full responsibility and indemnify. silicon touch technology, inc. and its distributors and all their officers and employees shall defend jointly and severally agains t any and all claims and litigation and all damages, cost and expenses a ssociated with such intention and manipulation.
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