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| CMD4505 5-CH BTL Driver for DVD Player Features 2-CH BTL driver 2-CH BTL driver with current feedback 1-CH forward/reverse control DC motor Built-in motor speed control circuit Built-in TSD (thermal shut down) circuit Built-in mute mode Operating supply voltage(4.5V~13.2V) Descriptions The CMD4506 is a 5-CH motor driver for CD-p/VCD/DVD systems. It is composed of 2-CH BTL driver, 2-CH driver with current feedback and 1-CH forward/reverse control DC motor driver. Internal Block Diagram MUTE BIAS VINTK OP1IN+ OP1IN- VINLD GND VCTL OP1OUTVCC2 VOLD- VOLD+ VOTK- VOTK+ 28 27 26 25 24 23 22 21 20 19 VCC2 18 17 16 15 10K Stand by GND PGND 15K 10K + Thermal Shut down 25K + + Spindle Driver Actuator Driver VCC2 VCC2 + VCC1 Sled Driver 25K + 10K 10K 25K Actuator Driver Pre-DRV TRAY Driver + 2 3 4 5 6 7 REV PGND VCC1 1 8 9 10 11 12 13 14 VINFC OP2IN- OP2IN+ VINSL OP2OUT FWD VCC1 VOTR- VOTR+ VOSL+ VOSL- VOFC- VOFC+ * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 1 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 CMD4505 5-CH BTL Driver for DVD Player Pin Assignments Pin Definitions NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SYMBOL VINFC OP2INOP2IN+ VINSL+ OP2OUT FWD REV Vcc1 VOTRVOTR+ VOSL+ VOSLVOFCVOFC+ FUNCTION Input for focus driver Comparator 2 input (-) Comparator 2 input (+) Input for the sled driver Comparator 2 output Tray driver forward input Tray driver reverse input Vcc for pre-drive block and power block of sled and tray Tray driver output (-) Tray driver output (+) Sled driver output (+) Sled driver output (-) Focus driver output (-) Focus driver output (+) NO 15 16 17 18 19 20 21 22 23 24 25 26 27 28 SYMBOL VOTK+ VOTKVOLD+ VOLDVcc2 OP1OUT VCTL GND VINLD OP1INOP1IN+ VINTK BIAS MUTE FUNCTION Tracking driver output (+) Tracking driver output (-) Spindle driver output (+) Spindle driver output (-) Vcc for power block of spindle, tracking and focus Comparator 1 output Speed control input of tray driver Ground Input for spindle driver Comparator 1 input (-) Comparator 1 input (+) Input for tracking driver Input for reference voltage Input for mute control * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 2 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 CMD4505 5-CH BTL Driver for DVD Player Absolute Maximum Rating(Ta=25J ) CHARACTERISTICS Supply voltage Power dissipation Operate Temp range Storage Temp range Note: 1. When mounted on 50mm x 50mm x 1mm PCB ( Phenolic resin material). 2. Power dissipation reduces 20mW/J for using above Ta=25J . 3. Do not exceed Pd and SOA SYMBOL Vcc1 Vcc2 Pd Topr Tstg LIMITS 13.5 *1.7 -35~+85 -55~+150 UNIT V W J J Power Dissipation Curve Power Dissipation (mW) 3 2 1 0 25 50 75 100 125 150 175 Ambient Temperature ( ) Recommended Operating Conditions CHARACTERISTICS Supply voltage SYMBOL Vcc1 Vcc2 LIMITS 4.5~13.2 4.5~Vcc1 UNIT V V * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 3 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 CMD4505 5-CH BTL Driver for DVD Player Electrical Characteristics (VCC1=8V, VCC2=5V, BIAS=2.5V, f=1kHz, RL=8, RS=0.5, Ta=25 unless otherwise specified) Characteristics Quiescent current Voltage for mute ON Voltage for mute OFF Symbol Icc Vston Vstoff Voo Vom Gv Conditions Min 0 2.0 - Limit Typ. Max 30 4.0 23.5 0.5 5 50 - Unit mA V V mV V dB [Actuator Part] Output offset voltage Maximum output voltage Voltage gain @10Load VIN=BIAS+0.2Vpp ac @1KHz 3.6 - [Sled Part] Output offset voltage Maximum output voltage Closed loop voltage gain Voofsl Vomsl Gvsl @20Load VIN=BIAS+0.2Vpp ac @1KHz 7.5 18 9.0 20 100 22 mV V dB [Spindle Part] Output offset voltage Maximum output voltage Voltage gain Gain error by polarity Voofld Vomax Gvld Gvld @8Load VIN=BIAS+0.2Vpp ac @1KHz VIN=BIAS+0.2Vpp ac @1KHz 13.3 0 3.5 15.5 1 50 17.5 2 mV V dB dB [Tray Driver Part] Output saturation voltage 1 Output saturation voltage between F&R Output saturation voltage 2 Output adjustable gain on "H" side voltage High level input voltage Low level input voltage High level input current Vsat1 Vsat1 Vsat2 VvtrH VIH VIL IIH VFWD=VREV=5V Upper + Lower saturation, IL=200mA Output saturation voltage 1 between FWD and REV Upper + Lower saturation, IL=500mA VCTL=2V 0.7 1.0 7.4 1.5 -0.3 1.1 1.55 9.2 180 1.5 0.1 2.2 11 Vcc 0.5 270 V V V dB V V A [Comparator] Input offset voltage Input common-mode voltage range Voltage gain Output sink current Saturation voltage Voofc Vcmc Gvc Iosc Vsc RL15k Vout<1.5V Iosc4mA 0 50 1.0 200 6.0 250 2.0 Vcc1-1.5 400 mV V V/mV mA mV * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 4 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 CMD4505 5-CH BTL Driver for DVD Player Application Circuit Spindle Motor Tray Voltage Control Servo 5V /12V Tracking Coil SPIN+ SPIN- 28 27 26 25 24 23 22 21 20 19 18 17 16 15 VCC2 10K Stand by GND PGND 15K 10K +Thermal Shun Downt 25K + + Spindle Driver Actuator Driver VCC2 VCC2 + VCC1 Sled Driver Actuator Driver 25K + 10K 10K 25K Pre-DRV TRAY DRIVER + 2 3 4 5 SERVO PGND VCC1 1 6 7 8 12V 9 10 11 12 13 14 SPIN+ SPIN- Focus Coil Motor Loading Sled Motor Tacking VREF Focus Sled FWD REV MUTE Spindle SERVO U-COM * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 5 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 CMD4505 5-CH BTL Driver for DVD Player Mechanical Dimensions Package: HSOP-28 CMD4505 Unit: mm * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Email: server@ceramate.com.tw Tel:886-3-3214525 Http: www.ceramate.com.tw Page 6 of 6 Rev 1.0 Oct. 6,2004 Fax:886-3-3521052 |
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