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| Monolithic Linear IC No. 5638 LA6529M CD-ROM Drive Three-Channel Bridge (BTL) Driver Overview The LA6529M is a three-channel bridge (BTL) driver for CD-ROM drives. Package Dimension unit: mm 3073A-MFP30SLF [LA6529M] Functions and Features * * * * Three bridge-tied load (BTL) power amplifier channels IO max: 1 A Muting circuit Thermal shutdown circuit SANYO: MFP30SLF Specifications Maximum Ratings at Ta = 25C Parameter Supply voltage Maximum input voltage Mute pin voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max VS max VIN VMute Pd max Topr Tstg Maximum rating for VS1 and VS2 For the VIN1 through VIN3 input pins Conditions Ratings 14 14 13 13 0.9 -20 to +75 -55 to +150 Unit V V V V W C C Operating Conditions at Ta = 25C Parameter Operating voltage 1 Operating voltage 2-1 Operating voltage 2-2 Note: VCC > VS1, VS2 Symbol VCC VS1 VS2 The operating voltage for CH-U The operating voltage for CH-V and CH-W Conditions Ratings 4 to 13 4 to 13 4 to 13 Unit V V V SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 43097HA(OT) No. 5638-1/4 LA6529M Electrical Characteristics at Ta = 25C, VCC =12 V, VS1 = VS2 = 5 V Parameter VCC no-load input current drain VS1 no-load current drain VS2 no-load current drain Output offset voltage Input voltage range Buffer amplifier 1 output voltage Buffer amplifier 2 output voltage Output voltage (source) Output voltage (sink) Closed loop voltage gain Slew rate Mute on voltage Mute on current Symbol ICC1 ICC2 IS1-1 IS1-2 IS2-1 IS2-2 VOF1 to VOF3 VIN VBUFFER1 VBUFFER2 VO1 VO2 VG SR VMUTE1, 2 IMUTE1, 2 The voltage applied to MUTE1 or MUTE2 when the output goes on. The MUTE1 or MUTE2 influx current when the output goes on. Conditions All outputs on (Mute 1, 2: high *) All outputs off (Mute 1, 2: low) CH-U: on (Mute 1: high *) CH-U: off (Mute 1: low) CH-V, CH-W: on (Mute 2: high *) CH-V, CH-W: off (Mute 2: low) The potential difference between the + and - sides for CH-U through CH-W The voltage range for VIN1 through VIN3. The voltage difference with respect to 1/2 VS1 The voltage difference with respect to 1/2 VS2 Output high, IO = 700 mA, for + outputs Output low, IO = 700 mA, for + outputs Bridge amplifier Ratings min 4 - - - - - -50 0.5 -50 -50 4.4 - - - - - typ 8 4 5 - 10 - - - 0 0 4.7 0.3 6 0.15 1.5 6 max 15 10 10 2 20 4 +50 5 +50 +50 - 0.6 - - 2 10 Unit mA mA mA mA mA mA mV V mV mV V V dB V/s V A Note: * CH-U will be on when MUTE1 is high. CH-V and CH-W will be on when MUTE2 is high. Block Diagram Thermal shutdown Level shifter Level shifter Level shifter No. 5638-2/4 LA6529M Pin Functions Pin No. 1, 2, 14, 15, 16, 17, 29, 30 3 GND Ground RF Substrate (minimum potential) Pin Function Equivalent circuit 4 5 7 8 9 10 VIN1 VIN1A VIN2 VIN2A VIN3 VIN3A CH-U input Drive Drive CH-U input (for gain adjustment) CH-V input CH-V input (for gain adjustment) CH-W input CH-W input (for gain adjustment) 6 11 MUTE1 BUFFER OUT1 Sets the CH-U output on or off. Buffer amplifier 1 output (1/2 VS1: typical). Used as the reference voltage for the CH-U output stage. 12 BUFFER OUT2 Buffer amplifier 2 output (1/2 VS1: typical). Used as the reference voltage for the CH-V and CH-W output stages. 13 18 19 20 VCC NC MUTE2 VS2 Power supply Must be left open. Sets the CH-V and CH-W outputs on or off. CH-V and CH-W output stage power supply 21 22 23 24 25 26 WOUT- WOUT+ VOUT- VOUT+ UOUT- UOUT+ CH-W inverted output CH-W noninverted output CH-V inverted output CH-V noninverted output CH-U inverted output CH-U noninverted output 27 28 VS1 VREF CH-U output stage power supply Level shifter circuit reference voltage (common to all three channels) No. 5638-3/4 LA6529M Sample Application Circuit Microcontroller Microcontroller P-board glass epoxy Allowable power dissipation, Pd max - Ta Copper foil Reference value for a steel substrate (t = 1 mm) With a P-board Thickness: 1.5 mm Independent IC Ambient temperature, Ta - C s No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property loss. s Anyone purchasing any products described or contained herein for an above-mentioned use shall: Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. s Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of April, 1997. Specifications and information herein are subject to change without notice. No. 5638-4/4 |
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