n3011 sy/d2408 ms 20081204-s00004 no.a1385-1/6 http://onsemi.com semiconductor components industries, llc, 2013 may, 2013 LV8400V overview the LV8400V is a 1-channel motor driver ic using d-mos fet for output stage and operates in one of the four modes under program control: forward, reverse, brake, and standby. as the p/n-channel structure is used in the h-bridge output stage, the LV8400V features minimal number of external component and low on-resistance (0.33 ? typical). this ic is optimal for driv ing motors that need large-current. functions ? 1-channel forward/reverse motor driver ? built-in constant current output circuit ? low power consumption ? built-in low voltage reset and thermal shutdown circuit ? low output on resistance 0.33 ? four mode function forward/reverse, brake, standby. specifications maximum ratings at ta = 25 c, sgnd = pgnd = 0v parameter symbol conditions ratings unit power supply voltage (for load) vm max -0.5 to 16.0 v power supply voltage (for control) v cc max -0.5 to 6.0 v i o max dc 1.2 a i o peak1 t 100ms, f = 5hz 2.0 a i o peak2 t 10ms, f = 5hz 3.8 a output current i out max dc 30 ma input voltage v in max -0.5 to v cc +0.5 v allowable power dissipation pd max mounted on a specified board * 800 mw operating temperature topr -20 to +85 c storage temperature tstg -55 to +150 c * specified board : 30mm 50mm 1.6mm, glass epoxy board. caution 1) absolute maximum ratings represent the va lue which cannot be exceeded for any length of time. caution 2) even when the device is used within the range of abso lute maximum ratings, as a result of continuous usage under hig h temperature, high current, high voltage, or drastic temperature change, the reliability of th e ic may be degraded. please contact us for the further detai ls. bi-cmos ic forward/reverse motor driver orderin g numbe r : ena1385a stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above the recommended oper ating conditions is not implied. extended exposure to stresses above the recommended operating conditions may affect device reliabili ty.
LV8400V no.a1385-2/6 allowable operating conditions at ta = 25 c, sgnd = pgnd = 0v parameter symbol conditions ratings unit power supply voltage (for load) vm 4.0 to 15.0 v power supply voltage (for control) v cc 2.7 to 5.5 v input signal voltage v in 0 to v cc v input signal frequency f max duty = 50% 200 khz electrical characteristics ta = 25 c, v cc = 5.0v, vm = 12.0v, sgnd = pgnd = 0v, unless otherwise specified. ratings parameter symbol conditions remarks min typ max unit standby load current drain 1 imo1 en = 0v 1 1.0 a standby load current drain 2 imo2 en = 0v, v cc = 0v, each input pin = 0v 1 1.0 a standby control current drain ico en = 0v, in1 = in2 = 0v 2 1.0 a operating load current drain 1 im1 v cc = 3.3v, en = 3.3v 3 0.35 0.70 ma operating load current drain 2 im2 v cc = 5.0v, en = 5.0v 3 0.35 0.70 ma operating current consumption 1 ic1 v cc = 3.3v, en = 3.3v 4 0.6 1.2 ma operating current consumption 2 ic2 v cc = 5.0v, en = 5.0v 4 0.8 1.6 ma high-level input voltage v ih 2.7 v cc 5.5v 0.6 v cc v cc v low-level input voltage v il 2.7 v cc 5.5v 0 0.2 v cc v high-level input current (en,in1, in2, ictrl) i ih v in = 5v 5 12.5 25 50 a low-level input current (en,in1, in2, ictrl) i il v in = 0v 5 -1.0 a pull-down resistance value (en,in1, in2, ictrl) r dn 100 200 400 k output on resistance r on sum of top and bottom sides on resistance. 2.7v v cc 5.5v 6 0.33 0.5 constant current output leakage current i o leak en = 0v 7 1.0 a output constant current i out rset = 40 , internal reference = 0.2v 8 4.65 5.00 5.35 ma iset pin voltage v iset rset = 40 9 0.186 0.20 0.214 v constant current output on resistance r on io rset = 0 , i o = 5ma 10 20 30 low-voltage detection voltage vcs v cc voltage 11 2.10 2.25 2.40 v thermal shutdown temperature tth design guarantee * 12 150 180 210 c turn-on time tplh 13 0.5 1.0 s output block turn-off time tphl 13 0.5 1.0 s * design guarantee value and no measurement is performed. remarks 1. current consumption when output at the vm pin is off. 2. current consumption at the v cc pin when in all function stop. 3. current consumption at the vm pin when en is high. 4. current consumption at the v cc pin when en is high. 5. these input pins (en, in1, in2, and ictrl) have an internal pull-down resistor. 6. sum of the top and bottom side output on resistance. 7. leakage current when the constant current output is off. 8. current value that is determined by dividing the internal reference voltage (0.2v) by rset. 9. iset pin voltage when the constant current output block is active. 10. on resistance value of the constant current output block. 11. all output transistors are turned off if a low-voltage is detected. 12. all output transistors are turned off if the thermal prot ection circuit is activated. they are turned on again as the temperature goes down. 13. rising time from 10 to 90% and falling time from 90 to 10% are specified.
LV8400V no.a1385-3/6 package dimensions unit : mm (typ) 3178b pin assignment v cc in1 vm 1 2 3 4 5 6 7 8 in2 en ictrl iset sgnd iout 16 15 14 13 12 11 10 9 out1 out1 pgnd pgnd out2 out2 vm top view LV8400V sanyo : ssop16(225mil) 5.2 4.4 6.4 0.22 0.65 (0.33) 18 9 16 0.5 0.15 1.5max 0.1 (1.3) -20 0 20 40 60 80 100 0 1.0 0.8 0.6 0.4 0.2 pd max -- ta 85 0.42 ambient temperature, ta -- c allowable power dissipation, pd max -- w specified board: 30 50 1.6mm 3 glass epoxy board.
LV8400V no.a1385-4/6 block diagram reference voltage out1 + - out2 pgnd iout iset sgnd vm in1 v cc in2 ictrl en low- voltage and thermal protection cmos logic level shifter truth table en in1 in2 out1 out2 mode h h l l brake h l h l forward l h l h reverse h l l z z standby l - - z z all function stop en ictrl iout mode h on constant current on h l z constant current off l - z all function stop - : denotes a don't care value. z : high-impedance ? current drain is zero in all function stop mode. (excluding the current that flows out of the en pin) * all power transistors turn off and the motor stops driving when the ic is detected in low voltage or thermal protection mode.
LV8400V no.a1385-5/6 pin functions pin no. pin name description equivalent circuit 9 16 vm motor block power supply. (both pins must be connected) 1 v cc logic block power supply. 4 en logic enable pin. (pull-down resistor incorporated) 10k v cc 200k 2 3 5 in1 in2 ictrl driver output switching. (pull-down resistor incorporated) 10k v cc 200k 10 11 14 15 out1 out2 driver output. out2 out1 vm pgnd 6 8 iset iout constant current output. iout iset reference voltage 0.2v + - 7 sgnd logic block ground. 12 13 pgnd driver block ground. (both pins must be connected)
LV8400V ps no.a1385-6/6 sample application circuit v cc vm 4.0 to 15.0v to 15.0v vm iout i out iset sgnd in1 in2 cpu en ictrl rset out1 out1 out2 out2 pgnd pgnd m 2.7 to 5.5v 2.7 to 5.5v *1 : connect a kickback absorbing capac itor as close as possible to the ic. char acteristics deterioration of the ic or damage may result if an instantaneous voltage surge exceeding the maximum rated value is applied to the vm line due to coil kickback or other causes. *2 : the output constant current (i out ) is determined by the internal reference voltage and the sense resistor between the iset and sgnd pins. i out = internal reference voltage (0.2v) sense resistor (rset) from the formula above, i out = 5ma when a sense resistor of 40 is connected between the iset and sgnd. on semiconductor and the on logo are registered trademarks of semiconductor components industries, llc (scillc). scillc owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. a listing of scillc?s product/patent coverage may be accessed at www.onsemi.com/site/pdf/patent-marking.pdf. scillc reserves the right to make changes without further notice to any products herein. scillc mak es no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does scillc assume any liability ar ising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequentia l or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. all operating parameters, including ?typicals? must be validated for each customer application by customer?s techn ical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not designed, intended, or authorize d for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other appli cation in which the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of persona l injury or death associated with such unintended or unauthorized use, even if such claim alleges that scillc was negligent regarding the design or manufacture o fthe part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyright laws a nd is not for resale in any manner.
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