AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Features Description ․4 channels of DC motor BTL driver ․1 channels forward/reverse control DC motor driver ․Built-in suspension function. ․Built-in 2 Linear Regulator ․Built-in 1-Channel operational amplifier. ․Built-in thermal shutdown circuit. ․Operating voltage: 4.5V~13.2V The AT5669 is a 5-channel BTL driver IC. Two of them can drive DC motors and two can drive coils, such as the focus and tracking actuators of a CD-ROM/DVD-ROM/DVD-Player system It also built-in one channel bi-direction DC motor driver for Tray. Using the built-in linear regulator, it can be save the PCB space. It also includes 1 operational amplifier. Applications CD-ROM/DVD-ROM/CD-RW drives DVD player. Block Diagram Aimtron reserves the right without notice to change this circuitry and specifications. 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 1 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Pin name IN1 DL1 FB2 IN2 3V3 FWD REV VCC1 OUT5OUT5+ OUT2+ OUT2OUT1OUT1+ OUT4+ OUT4OUT3+ OUT3VCC2 CPIP VCTL CPIN IN3 CPO DL2 IN4 VBIAS MUTE_1_2_3_4 Function CH1(Focus coil) input Linear Regulator 3V3 driver output Linear Regulator 2 feedback input CH2(Sled driver) input Linear Regulator 3V3 input CH5 forward input CH5 reverse input Power Supply 1 CH5(Tray driver) output(-) CH5(Tray driver) output(+) CH2(Sled driver) output (+) CH2(Sled driver) output (-) CH1(Focus coil) output (-) CH1(Focus coil) output (+) CH4(Tracking coil) output (+) CH4(Tracking coil) output (-) CH3(Spindle) output (+) CH3(Spindle) output (-) Power Supply 2 OP positive input CH5 Speed control input OP negative input CH3(Spindle) input OP Output Adjustable Linear Regulator driver output CH4 (Tracking driver) input VREF input pin Mute control for CH1,CH2,CH3,CH4 Notes: The indicated polarities for the output pins are under the condition that all inputs are (+). The power supplies for the driver output are Vcc1 for the loader, Vcc2 for focus and tracking drivers, and Vcc for pre-block and sled driver. Therefore, make sure Vcc1≧Vcc2. Pin Out 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 2 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Ordering Information Part number Package Marking AT5669H 28-pin HSOP AT5669H AT5669H_PBF 28-pin HSOP, PB-Free AT5669H, Date Code with one bottom line Power Dissipation (Ta = 25oC) Condition: mount on 50x50 mm2 t=1.0mm paper phenol PCB Absolute maximum ratings (Ta = 25oC) Parameter Power supply voltage Power dissipation Operating temperature Storage temperature Symbol VCC1,2 Pd Topr Tstg Limits 13.5 1.7 -30~+80 -55~+150 unit V W o C o C NOTE:* 1. Power dissipation reduces 13.6mW / °C for using above Ta=25°C 2. Do not exceed Pd and SOA. Recommended operating conditions (Ta = 25oC) Parameter Power supply voltage Symbol VCC1 VCC2 Limits 4.0~13.2 4.0~Vcc1 unit V V 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 3 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Electrical characteristics (unless otherwise noted, Ta = 25oC,VCC1 =5V, VCC2 =5V, VBIAS=2.5V, RL1= RL4=10Ω, RL2=10Ω, RL3=10Ω) Parameter Quiescent current Symbol Min. IQC - Typ. 20 Max. 35 Unit Conditions mA No Load, FWD=REV=Low Mute quiescent current IQSB - - 8 mA CH5 ,COMP. Active LD1,LD2 floating Bias input current IBias - - 1 µA Mute ON voltage VSBON 0 - 0.5 V Mute OFF voltage VSBOFF 1.2 - - V Output voltage offset VOFFSL -100 0 100 mV Maximum output voltage VO4MAX 3.6 4.0 - V VIN = VBIAS ±1.5V GVSL - 24.0 - dB VIN = VBIAS ±0.2V Output voltage offset VOFFSL -100 0 100 mV Maximum output voltage VO1MAX 3.6 4.0 - V VIN = VBIAS ±1.5V VIN = VBIAS ±0.2V <Track driver> Closed loop gain <Focus driver> Closed loop gain <Sled motor driver> Output voltage offset GVSL - 24.0 - dB VOFFSL -100 0 100 mV Maximum output voltage Closed loop gain VO2max2 GVSL 3.6 18.0 4.0 20.0 22.0 V dB <Spindle motor driver> Output voltage offset VOFFLD -100 0 100 mV Maximum output voltage Closed loop gain VO3max2 GVLD 3.6 13.5 4.0 15.5 17.5 V dB VIN = VBIAS ±1.5V VIN = VBIAS ±0.2V Gain error ΔGVLD 0 1 2 dB VIN = VBIAS±0.2V - 3.95 - V RL5=30Ω, RVCTL=0Ω, - 4.05 - V RL5=45Ω, RVCTL=0Ω, VIN = VBIAS ±1.5V VIN = VBIAS ±0.2V <Tray motor driver> Maximum output voltage VO5max1 Output voltage offset VOFFTR -100 0 100 mV Input high level voltage VIH 1.2 - - V Input low level voltage VIL - - 0.5 V High level input current IIH - 25 50 µA VOffset - - ±15 mV 0 - V - - VCC11.5V VCC11.0V FWD=REV=2.5V <Comparator> Input Offset Input Dynamic Range Output Dynamic Range VOH V IO =-1mA 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 4 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP VOL 0.25 - 0.40 V IO =4mA AV - 80 - dB DC 3V3 Threshold Voltage VT1 3.234 3.300 3.366 V 3V3 Input Bias Current IT1 1.0 - 3.0 mA Output sink current of DL1 IDL1 10 - 30 mA <Linear Regulator 2> FB2 Threshold Voltage VT2 1.225 1.25 1.275 V FB2 Input Bias Current IT2 - - 1 µA IDL2 10 - 30 mA Voltage Gain <Linear Regulator 1> Output sink current of DL2 3V3=3.3V FB2=1.8V 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 5 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Tray Motor Driver Fig1. Input Ouput FWD REV OUT5+ OUT5- Status High High Low Low Break High Low High Low Forward Low High Low High Reverse Low Low Open Open Standby Tray Motor Speed Control The amplitude of the output voltage is controlled by VCTL(pin21). If you want to control differential output voltage of the tray, insert external resistor RVCTL as shown in figure 1. 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 6 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Test Circuit 100uF 16V VCC2 RL3 VST VBias Vin4 IT2 VEO A V 25 24 Vin3 VCTL VIN RL4 VIP Vo3 28 27 26 - 23 22 21 Vo4 + - + 20 19 18 17 16 15 9 10 11 12 13 14 AT5669 1 2 3 4 5 6 7 8 A + Icc Vin1 IT1 VFB2 Vin2 VFB1 FWD A 100uF 16V REV - - + Vo2 Vo1 RL2 RL1 VCC1 - + Vo5 RL5 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 7 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Typical Curve 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 8 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Application circuit DCMODCMO+ 1N4001 UTC8550S 1.87V 47uF/1 6V TRK- 0.1uF SSPDON TRK+ 5V 1N4001 47uF/1 6V 0.1uF MVREF2 EO SMOTOR IN STRACK 5V 47K IP 0.1uF 28 27 26 25 23 24 22 21 20 19 18 17 16 15 9 10 11 12 13 14 AT5669 1 4.96K 10K 2 3 4 5 6 7 8 12V or 5V SFOCUS SSLED TROPEN TRCLOSE 47uF/16V 0.1uF FOCUS- LOAD1N4001 0.1uF FOCUS+ SLED+ UTC8550S 3V3 LOAD+ SLED- 5V DVD-Player 47uF/16V EO IP 1M DCMO- MOCTL- DCMO+ IN 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 9 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Package Outlines (units:mm): HSOP-28 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 10 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Reflow Profiles Profile Feature Sn-Pb Eutectic Assembly Average ramp-up rate Pb-Free Assembly Large Body Small Body Large Body Small Body Pkg. thickness ≥2.5mm or Pkg. 3 volume ≥350mm Pkg. thickness <2.5mm or Pkg. 3 volume <350mm Pkg. thickness ≥2.5mm or 3 Pkg. volume ≥350mm Pkg. thickness ≥2.5mm or Pkg. 3 volume ≥350mm 3°C/second max. 3°C/second max. 100°C 150°C (TL to TP) Preheat -Temperature Min(Tsmin) -Temperature Max (Tsmax) -Time (min to max)(ts) 150°C 200°C 60-120 seconds 60-180 seconds Tsmax to TL 3°C/second max. -Ramp-up Rate Time maintained above: -Temperature (TL) -Time (tL) Peak Temperature(TP) Time within 5°C Temperature (tP) of actual Ramp-down Rate Time 25°C to Peak Temperature Peak 183°C 217°C 60-150 seconds 60-150 seconds 225+0/-5°C 240+0/-5°C 245+0/-5°C 250+0/-5°C 10-30 seconds 10-30 seconds 10-30 seconds 20-40 seconds 6°C/second max. 3°C/second max. 6 minutes max. 8 minutes max. *All temperatures refer to topside of the package, measured on the package body surface. 7F, NO.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 8/22/2006 REV:1.1 Email: [email protected] 11