D5954

Silicore 4 C HANNEL D RIVER DESCRIPTION T he D5954 is a 4 channel d river f or opti cal dis c m o tor d river . Dual c h annel c urrent f eedbac k t y pe drivers are built i n, i n a ddit i on t o dual c hanne l m o tor drivers MOT O R D RIVER D5954 O utline Drawing F EAT URE W i de dy nam i c range. (4.0V ( ty p .) at PreVcc=12V,PVcc=5V,RL=8 Ω ) S eparating V cc int o P r e+Power of sled m o tor , P ower of l oading m o tor and Power o f actuator ,can m a ke better power ef ficiency , by l ow supply v oltage drive. L evel s hift c ircuit b uilt i n. T herm a l-shut-down circuit built in S t and-by m ode b uilt i n B LOCK DIAGRAM SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 1/6 CHMC Silicore P IN DESCRIPTION N o S ymbol 1 2 3 4 5 6 7 8 9 10 11 12 13 14 V INFC C ECerr1 F unction I nput for focus driver N O. Symbol 15 16 17 18 19 20 21 22 23 D5954 C onnectio n with capacitor C ECerr2 for error amplifier V INSL + V INSLV OSL V NFFC V cc P Vcc1 P GND V OSLN on inverting input for O P-amp I nverting input for OP-amp O utput of OP-amp F eedback for focus driver V cc for pre-driver block and power block of sled V cc for power block of l oading G ND for power block for sled output for Function Non inverting output for VOTK+ tracking VOTK- Inverting output for tracking N on inverting output for OLD+ l oading VOLDPGND Inverting output for loading G ND for power block VNFTK Feedback for tracking driver V cc for po wer block of PVcc2 actuator PreGND GND for pre-drive block VINLD Input for loading driver Connectio n with capacitor for error amplifier Input for tracking driver I nput for reference voltage I nput for stand-by control 2 4 CTKerr2 25 26 CTKerr1 VINTK BIAS STBY I nverting output N on inverting V OSL+ sled V OFC- I nverting output N on inverting V OFC+ focus for focus 27 output fo r 28 A BSOLUTE MAXIMUM RATINGS ( Ta=25 ° C) C haracteristic S upply voltage P ower dissipation O perating temperature S torage Temperature S ymbol V cc PD Topr Tstg Value 1 3.5 1 .7* - 35~85 - 40~150 2 U nit V W °C °C * O n less than 3%(percentage occupied by copper foil), 70 × 70mm , t=1.6mm, glass epoxy mounting. Reduce power by 13.6mW for each degree above 25 ° C SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 2/6 CHMC Silicore G UARANTEED OPERATING RANGES P arameter S upply voltage S ymbol V cc P Vcc1 P Vcc2 L imits 4 .3~13.2 4 .3~Vcc 4 .3~Vcc D5954 U nit V E LECTRICAL CHARACTERISTICS ( unless otherwise sp ecified : Ta=25 ° C, Vcc=12V ， PVcc1=PVcc2=5V,BIAS=2.5V, R L =8 Ω , R d=0.5 Ω , C=100pF) C haracteristics Quiescent current Stand-by quiescent current Voltage for stand-by ON Voltage for stand-by OFF < A ctuator driver > O utput offset current Maximu m output voltage T rans conductance C ommon mode input range I nput bias current Low level output voltage O utput source current Output sink current < Sled mo tor driver > O utput offset voltage Maximum output voltage C losed loop voltage gain < Loading motor driver> O utput offset voltage Maximum output voltage C losed loop voltage gain Gain error by polarity V I N =BIAS ± 0.2V V I N =BIAS ± 0.2V V O O F L D -50 VOMLD GVLD ∆GVLD 3.6 1 3.5 0 0 4 .0 1 5.5 1 7.5 1 2 50 mV V dB dB 3/6 Test conditions S ymbol Min I cc I sc VSTON VSTOFF I co VcM 2.0 -6 3 .6 1 .3 - 0.3 Typ 18 M ax U nit 27 0 .5 0 .5 mA mA V V 6 mA V 1 .7 1 1.0 A /V V nA V mA mA 4 .0 1 .5 V I N =BIAS ± 0.2V gm VICM IBOP VOLOP ISO IST VOOFSL VOMSL < Sled motor driver/ Pre OP-amp > 30 0 .1 0 .3 1 -100 7.5 18 0 9 .0 20 22 1 00 0 .5 300 0 .3 mV V dB V I N = ± 0.2V GVSL SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC Silicore T EST C IRCUIT 100uH 0.5¦¸ VST 2.5V VIN2 D5954 8¦¸ A Io2 VIN4 5V 8¦¸ V Vo4 V Vo2 16 100pF 28 27 26 25 24 23 22 21 20 19 18 17 15 D5954 1 2 3 4 5 6 7 8 9 10 11 12 VIN1 SW 100pF 2 1 1 2 1M IQ A Vo3 V 5V 13 14 Vo1 V A Io1 VBOP V 8¦¸ 1M 12V 0.5¦¸ VIN3 V VBOP VOOP V 8¦¸ IOOP 100uH S WITCH TA BLE Characteristics Quiescent current Stand-by quiescent current Vo l t a g e f o r s t a n d - b y O N Vo l t a g e f o r s t a n d - b y O F F < Actuator driver > Output offset current Maximum output voltage Tr a n s c o n d u c t a n c e < Loading motor driver> Output offset voltage Maximum output voltage Vo l t a g e g a i n 1 1 1 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 0V 5V 2.3V 2.7V 5.0V 5.0V 5.0V Vo 4 Vo 4 Vo 4 4/6 SW 1 1 1 1 Input voltage VIN1 2.5V 2.5V 2.5V 2.5V VIN2 2.5V 2.5V 2.5V 2.5V VIN3 2.5V 2.5V 2.5V 2.5V VIN4 2.5V 2.5V 2.5V 2.5V VST 5.0V 0.5V 0.5V 2.0V Conditions Measure point IQ IQ IQ IQ 1 1 1 2.5V 0V 5V 2.3V 2.7V 2.5V 0V 5V 2.3V 2.7V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 5.0V 5.0V 2.5V Vo 1 / 2 Vo 1 / 2 Vo 1 / 2 SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC Silicore S WITCH TA BLE Characteristics < Sled motor driver > Input bias current Low level output voltage Output source current Output sink current Output offset voltage Maximum output voltage Closed loop voltage gain 2 1 1 1 1 1 1 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 0V 2.5V 2.5V 2.5V 0V 5V 2.3V 2.7V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 5.0V 5.0V 5.0V 5.0V 5.0V 5.0V 5.0V Ioop=+0.2mA Ioop=-1mA SW Input voltage VIN1 VIN2 VIN3 VIN4 VST Conditions D5954 continue Measure point VBOP/1M Vo o p Vo o p Vo o p Vo 3 Vo 3 Vo 3 A PPLICAT ION CIRCUIT SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 5/6 CHMC Silicore N OTES ON USE 1 . T herm a l-sh ut-down c i rcuit b ui l t -in. In c a se IC c h ip t em p erature D5954 rise to 1 75 ° C(ty p.) , t herm a l-shut-d own c i rcuit o pera tes an d o u t put c urrent i s m u ted. N ext t im e IC chip tem p erature falls bellows 150 ° C(ty p.), the driver blocks start. 2 . I n case s ta nd-by -pin v olt a ge u n d er 0. 5V o r o pe ned , q uiesc e nt c u rrent is m u ted . S t and-by -pin voltage should be over 2.0V f or norm a l application. 3 . I n case supply voltage f alls be low 3.5V ( typ.), output c urrent is m u ted. Next tim e s upply v oltage rises to 3.7V(ty p .), the driver blocks start. 4 . B ias\pin ( pin 27 ) sh ou ld b e pu lled u p m o re than 1. 2V. In case b ias -pin v ol tage is p ulled down under 0.9V ( ty p .), output current is m u ted. 5 . I nsert the b y-pass ca pacit o r bet w een V cc- pin a n d G ND-pin of I C as p o ssi b le a s n ear (approxim a tely 0 .1 µ F). 6 . H eat dissipation fi ns are attached to the GND on t he i nside of t he package. M ake s ure to connect these to the external GND. 7 . O utput pin is to avoid short-circ uit with V cc, GND and other output pins. A nd, be fu lly c areful in the d i rectio n of a n i nte grate d c ircui t when y ou p u t a n i ntegrated circuit. O n the s u b s trate. An i nte grated c ircuit i s d a m a ged, an d sm oke m a y c o m e o ut by t he case. ※ O utput p in … 1 1~18pin Vcc…8pin, P Vcc1…9pin, P Vcc2…21pin P reGND…22pin, P GND…10,19pin C HARACTERISTIC CUR VES 3 Pd (W) 2 1 0 0 25 50 75 100 125 150 Pd: power dissipation A m bient t em p erature Ta ( ° C ) e poxy m ounting. * O n less than 3%(p ercenta ge oc c upie d b y c o pper foil), 7 0 × 70 mm 2 , t = 1 . 6 m m , g l a s s SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 6/6 CHMC