BH6584KV

1/6 Structure Product Name Device Name Features : : : : Silicon Monolithic Integrated Circuit Power control for portable CDs BH6584KV • Low power consumption • Low ON resistance • VQFP_48C package • Step-up DC/DC converter for microcomputers (With a built-in switching Tr) • Main step-up/step-down DC/DC converter (With a built-in switching Tr) • Sub step-up DC/DC converter (With a built-in switching Tr) • VG step-up circuit for driving power MOS (With a built-in switching Tr) • Ripple filter circuit • Step-down regulator circuit (2.9V/3.8V, 1.5V) • Reset circuit • Incorporating four channels of power MOS H-bridge drivers • Supporting digital input • Direct PWM driving method ABSOLUTE MAXIMUM RATINGS (Ta=25°C) Parameter H-bridge Power Supply Voltage Battery Power Supply Voltage Power Supply Voltage for Microcomputer Power Supply Voltage for Core System Power Supply Voltage Sub Power Supply Voltage AC Adaptor Power Supply Voltage Pre Driver Power Supply Voltage DSW, USW Output Current Power Dissipation Operating Temperature Range Storage Temperature Range Symbol PVCC PVCC0,PVCC1 VMC REGOUT SVCC VSUB PVCC2 VG IO Pd Topr Tstg 3 Limits 7 7 7 7 7 7 7 7 *1 *2 Unit V V V V V V V V A mW °C °C 1180 -30 to 85 -55 to 150 *1) Maximum time period for applying voltage: 5msec, interrupted current with Duty1/10 or less *2) When mounted on the PCB board (glass/epoxy board with the size: 70 mm×70 mm, the thickness: 1.6 mm). Over Ta=25°C, derating at the rate of 9.5mW/°C. RECOMMENDED OPERATING CONDITIONS Parameter H-bridge Power Supply Voltage Battery Power Supply Voltage Power Supply Voltage for Microcomputer Power Supply Voltage for Core System Power Supply Voltage Sub Power Supply Voltage AC Adaptor Power Supply Voltage Pre Driver Power Supply Voltage Ambient Temperature *3 Symbol PVCC PVCC0,PVCC1 VMC REGOUT SVCC VSUB PVCC2 VG Ta MIN 1.5 1.5 2.0 1.4 2.0 2.0 2.0 5.0 -10 TYP 2.4 2.4 2.5 1.5 2.5 3.2 4.5 6.0 25 MAX 4.5 4.5 4.5 1.6 4.5 4.5 6.5 6.9 70 Unit V V V V V V V V °C *3) When supplied externally without using the built-in step-up circuit. This product has not been checked for the strategic materials (or service) defined in the Foreign Exchange and Foreign Trade Control Low of Japan so that a verification work is required before exporting it. Not designed for radiation resistance. REV. A 2/6 ELECTRIC CHARACTERISTICS (PVCC1=2.4V, SVCC=VMC=2.5V, VSUB=3.2V, VG=6V, Ta=25°C, unless otherwise noted.) Parameter PVCC0+PVCC1+PVCC Standby Current VMC Standby Current VG Standby Current PVCC0 + PVCC1 Consumption Current PVCC2 Consumption Current SVCC Consumption Current VSUB Consumption Current LMC Terminal Leak Current VG Consumption Current LG Terminal Leak Current Output ON Resistance H-level Input Voltage L-level Input Voltage Output Propagation Delay Time Output Propagation Delay Time Difference Minimum Input Pulse Width Monitor Terminal Voltage 1 Monitor Terminal Voltage 2 SVCC Terminal Threshold Voltage EO Terminal Output Voltage H EO Terminal Output Voltage L VSUB Terminal Threshold Voltage SPRT Terminal Voltage (normal) SPRT Terminal Current 1 EO = H SPRT Terminal Current 2 Overcurrent SPRT Terminal Current 3 Overcurrent At Ground Fault SPRT Terminal Impedance SPRT Terminal Threshold Voltage SPRT Terminal Threshold Voltage At Ground Fault Overvoltage Protection Detection Voltage SOFT Terminal Output Voltage SOFT Terminal Current SOFT Terminal Impedance START Terminal ON Threshold Voltage START Terminal OFF Threshold Voltage START Terminal Bias Current CLK Terminal Threshold Voltage H CLK Terminal Threshold Voltage L CLK Terminal Bias Current Symbol IPVCC01ST IVMCST IVGST IPVCC01 IPVCC2 ISVCC IVSUB IMCLK IVG I LGLK RON VIH VIL tRISE tFALL ∆tRF Tmin VMON1 VMON2 SVCCTH VEOTH VEOL VSUBTH VSPRTIN ISPRT1 ISPRT2 ISPRT3 RSPRT VSPRTTH VSPRTTH2 VHVPR VSOFT ISOFT RSOFT VSTATH1 VSTATH2 ISTART VCLKTHH VCLKYHL VCLK MIN 1.75 -50 -150 1.1 1.4 2.43 1.1 3.00 4 8 1 240 0.4 0.2 6.2 1.5 7 180 1.0 51 1.5 11 TYP 100 23 0.7 0.9 1.8 0.1 0.14 1.8 65 40 25 1.2 1.55 2.50 1.3 3.20 6 12 2.5 320 0.5 0.35 6.5 2 10 220 61 18 MAX 170 50 3 1.3 1.7 2.7 0.2 3 0.3 3 2.8 0.75 300 300 200 1.3 1.7 2.57 0.4 3.40 0.2 9 18 4 400 0.6 0.5 6.8 2.5 13 280 0.3 77 0.5 25 Unit uA uA uA mA mA mA mA uA mA uA Ω V V nsec nsec nsec nsec V V V V V V V uA uA UA kΩ V V V V uA kΩ V V uA V V uA SVCC=0V Condition SVCC=VSUB=0V, VMC=3V SVCC=VSUB=0V, VMC=3V SVCC=VSUB=0V, VMC=3V PVCC2=5V LMC=6V, SVCC=VSUB=0V fCLK=88.2kHz LG=6V, SVCC=VSUB=0V Sum of ON resistances (top + bottom) tRISE-tFALL Output pulse width 1/2tmin or above SVCC=1.5V, PVCC1=4.5V IEO=100 µA IEO=60 µA fCLK=88.2kHz PVCC2=6.8V SVCC=0V START=2.5V fCLK=88.2KHz fCLK=88.2KHz VCLK=2.5V REV. A 3/6 Parameter DSW Terminal ON Resistance H DSW Terminal ON Resistance L USW Terminal ON Resistance H USW Terminal ON Resistance L SSW Terminal ON Resistance H SSW Terminal ON Resistance L DSW Terminal Leak Current H DSW Terminal Leak Current L USW Terminal Leak Current H USW Terminal Leak Current L SSW Terminal Leak Current H SSW Terminal Leak Current L LMC Terminal Oscillation Frequency LMC Terminal Output Voltage L VMC Terminal Threshold Voltage Symbol RDSWH RDSWL RUSWH RUSWL RSSWH RSSWL IDSWLKH IDSWLKL IUSWLKL IUSWLKL ISSWLKH ISSWLKL fLMC VLLMC VVMCTH MIN -3 -3 -3 70 2.12 30 1.5 TYP 0.6 0.6 0.6 2 105 0.1 2.30 60 8 MAX 1.0 1.0 1.0 3.3 3 3 3 140 0.2 2.48 100 15 Unit Ω Ω Ω Ω uA uA uA uA uA uA kHz V V mV Ω V Condition IDSW=500mA IDSW=-500mA IUSW=500mA ISSW=100mA START=2.5V, DSW=0V START=2.5V, DSW=2.4V START=2.5V, USW=0V START=2.5V, SSW=0V START=2.5V, SSW=3.2V VMC Terminal Threshold Hysteresis Voltage VVMCHYS SVCC-VMC ON Resistance LMCSW Terminal ON Threshold Voltage RVMCSV VLMSWON LMCSW Terminal OFF Threshold Voltage LG Terminal Oscillation Frequency LG Terminal Maximum Pulse Duty LG Terminal Minimum Pulse Width LG Terminal Output Voltage L VG Terminal Starter Detection Voltage VG Terminal Starter Detection Hysteresis Width VG Terminal Threshold Voltage DSW Terminal Oscillation Frequency 1 DSW Terminal Oscillation Frequency 2 DSW Terminal Minimum Pulse Width USW Terminal Oscillation Frequency 1 USW Terminal Oscillation Frequency 2 USW Terminal Maximum Pulse Duty USW Terminal Minimum Pulse Width SSW Terminal Oscillation Frequency 1 SSW Terminal Oscillation Frequency 2 USW Terminal Maximum Pulse Duty SSW Terminal Minimum Pulse Width VLMSWOFF - - 0.5 V LMC=2.2V LMC=2.2V LMC=2.3V VMC=2.3→3V LMC=2.2V VMC=VVMCTH→2V IVMC=50mA (Turn OFF the step-up converter oscillation circuit for microcomputer) (Turn ON the step-up converter oscillation circuit for microcomputer) VG=LG=5V VG=LG=5V LG=1V, VG=5→7V VG=LG=5V VG=3→4.5V VG=VVGSTTH→3V VLG=5V, VG=5→7V EO=0.4V EO=0.4V, fCLK=88.2kHz EO=0.4V→0.7V fCLK=88.2kHz fCLK=88.2kHz fCLK=88.2kHz EO=0.7→0.4V fCLK=88.2kHz fCLK=88.2kHz fCLK=88.2kHz EO=0.4→0.7V sweep FCLK=88.2kHz fLG tLGMIN DLGMIN VLGL VVGSTTH VVGHYS VVGTH fDSW1 fDSW2 tDSWMIN fUSW1 fUSW2 DUSWMAX tUSWMIN fSSW1 fSSW2 DSSWMAX tSSWMIN 75 72 0.1 3.1 0.05 5.1 46 0.01 46 65 0.01 46 65 0.01 -80 75 16 100 80 0.1 3.6 0.20 6.0 58 88.2 58 88.2 73 58 88.2 73 -45 100 24 125 88 0.5 0.2 4.1 0.35 6.9 70 0.5 70 81 0.5 70 81 2 -10 125 32 kHz % Usec V V V V kHz kHz usec kHz kHz % usec kHz kHz % usec mV kHz % UP/DOWN Switching EO Dead Band Width VUDDEAD USW Terminal Starter Frequency USW Terminal Starter Duty fUSWSTA DUSWSTA REV. A 4/6 Parameter Symbol Discharge Reset Voltage VDIS VSTN Starter→Normal Switching Voltage VNST Normal→Starter Switching Voltage Starter→Normal Switching Hysteresis Width VSTNHIS RESET1 ON Voltage 1 VRESON11 RESET1 ON Voltage 2 VRESON12 RESET1 ON Voltage 3 VRESON13 RESET1 Reset Voltage VORESOFT1 RESET1 Terminal Output Voltage VORESET1 RESET1 Terminal Leak Current LKRESET1 AVCC-VSUB Voltage VRF AVCC Terminal ON Resistance RAVCC CRP Terminal Input Resistance RCRP AVCC Discharge Current IAVCC Regulator Output Voltage 1 Regulator Output Voltage 2 REGB Terminal Output Voltage REGB Terminal Leak Current REGB Terminal Limit Current REGB Terminal Current at Ground Fault VREG1 VREG2 VOREGB ILKREGB ILMREGB IDPREGB MIN 1.40 1.72 1.65 40 1.34 1.71 1.99 170 16 1.7 3.6 2.7 12 10 1.9 1.5 15 1.4 TYP 1.51 1.80 1.73 70 1.42 1.8 2.1 205 3 21 2.5 3.8 2.9 17 100 30 33 1.6 MAX 1.62 1.88 1.81 110 0.4 1.50 1.89 2.21 0.4 3 240 10 25 4.0 4.0 3.1 1.7 3 23 300 60 1.3 0.5 50 3 1.6 20 Unit V V V mV V V V V V uA mV Ω kΩ mA V V V uA mA uA mV V V V V uA uA V Ω Condition VSTN-VNST SPRT=0.6V LMCSW=”L” LMCSW=”H” LMCSW=”L”, “H” IRESET1=50 µA IAVCC=5mA IAVCC=15mA, VCRP=3.2V ICRP=5 µA, 10 µA VAVCC=3.1V PVCC1=OPEN, PVCC2=6V, VCNT=2.5V PVCC1=OPEN, PVCC2=6V, VCNT=0.6V PVCC2=6V, IREG=10mA PVCC1=3.2V, PVCC2=6V, REGB=6V PVCC2=6V PVCC1=0V, PVCC2=6V, REGB=6V PVCC2=3.5V PVCC2 specified PVCC2 specified PNPsat Limit Voltage VSATLIM PVCC2 Reduced-voltage Mute ON Voltage VPVCC2LV PVCC2 Reduced-voltage Mute OFF VPVCC2OF Voltage VCNT Terminal ON Threshold Voltage VVCNTTH VCNT Terminal OFF Threshold Voltage VVCNOTH VCNT Terminal Bias Current H IVCNTH VCNT Terminal Bias Current L IVCNTL REGOUT Output Voltage VREGOUT REGOUT Terminal ON Resistance RREGOUT VCNT=2.5V VCNT=0V IREGOUT=50mA REV. A 5/6 OUTLINE DIMENSIONS Product Number BH6584KV A Lot No. (UNIT: mm) REV. A 6/6 APPLICATION CIRCUIT DIAGRAM SPINDLE TRAVERSE M 36 37 0.1μ M 33 32 R F HBRIDGE 3 PRE DRIVE3 PVcc TRACKING FOCUS AD_PVcc SOFT START 35 34 R F HBRIDGE 4 31 30 29 R F HBRIDGE 2 PRE DRIVE2 28 27 R F HBRIDGE 1 PRE DRIVE1 26 25 R 24 FE(R) 38 1μ PRE SHORT DRIVE4 PROTECT RESET1 PVcc/2 MONITOR LOGIC 1 F R LOGIC 2 23 FE(F) TE(R) 39 22 DSP F R 21 TE(F) TRV(R) TRV(F) 20 40 10μ reg2 41 START/OFF LOGIC 3 42 EI LMC SW F S LOGIC 4 19 43 18 SP(signal) 44 EO CRP ERROR AMP P OSC 17 SP(polarity) 45 10μ VCNT 16 CLK PVcc0 46 VCNT 15 CLK 47 VMC 48 10μ UP CON 1 10μ RIPPLE VG VG FILTER AVcc SUB UP CONVERTER VSUB SVcc reg1 PVcc1 PVcc2 UP/DOWN CONVERTER 14 13 2 3 47μ 4 5 10μ 6 7 8 9 10 11 12 VMC 100μH 330μH AVcc VSUB 330μH 100μH SVcc 47μ 47μ PIN Description 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 Pin name LMC VG LG AVCC VSUB SSW SVCC USW PGND1 DSW PVCC1 REGB PVCC2 PVCC0 CLK GND IN4P IN4S IN3F IN3R IN2F IN2R IN1F IN1R Description Microcomputer power supply step-up coil driving terminal Power MOS driving circuit power supply terminal VG step-up coil driving terminal Ripple filter output terminal Sub power supply terminal Sub step-up coil driving terminal Control circuit power supply terminal Main step-up/step-down coil driving terminal 2 Power part ground 1 Main step-up/step-down coil driving terminal 1 Battery power supply input terminal 1 Tr for regulator 1 driving terminal AC adaptor power supply input terminal Battery power supply input terminal 0 DC/DC converter external clock input terminal Pre part power supply ground CH4 input terminal (polarity) CH4 input terminal (signal) CH3 forward input terminal CH3 reverse input terminal CH2 forward input terminal CH2 reverse input terminal CH1 forward input terminal CH1 reverse input terminal No. 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Pin name VMON PGND2 OUT_1F OUT_1R OUT_2F OUT_2R PVCC OUT_3F OUT_3R OUT_4F OUT_4R PGND3 SOFT SPRT RESET1 REGOUT START LMCSW EI EO CRP VCNT PGND4 VMC Description PVCC/2 monitor terminal Power part ground 2 CH1 forward output CH1 reverse output CH2 forward output CH2 reverse output Power part power supply input terminal CH3 forward output CH3 reverse output CH4 forward output CH4 reverse output Power part ground 3 Soft start setting terminal Power OFF time constant setting terminal Reset 1 detection output terminal Regulator 2 output terminal DC/DC converter ON/OFF terminal Step-up converter for microcomputer oscillation circuit ON/OFF terminal Step-up/step-down DC/DC converter error amp input terminal Step-up/step-down DC/DC converter error amp output terminal Ripple filter smoothing capacitor connection terminal Regulator voltage switching terminal Power part ground 4 Power supply terminal for microcomputer REV. A Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of which would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. It is our top priority to supply products with the utmost quality and reliability. However, there is always a chance of failure due to unexpected factors. Therefore, please take into account the derating characteristics and allow for sufficient safety features, such as extra margin, anti-flammability, and fail-safe measures when designing in order to prevent possible accidents that may result in bodily harm or fire caused by component failure. ROHM cannot be held responsible for any damages arising from the use of the products under conditions out of the range of the specifications or due to non-compliance with the NOTES specified in this catalog. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact your nearest sales office. ROHM Customer Support System www.rohm.com Copyright © 2007 ROHM CO.,LTD. THE AMERICAS / EUPOPE / ASIA / JAPAN Contact us : webmaster@ rohm.co. jp 21, Saiin Mizosaki-cho, Ukyo-ku, Kyoto 615-8585, Japan TEL : +81-75-311-2121 FAX : +81-75-315-0172 Appendix1-Rev2.0