Ordering number : ENN7817 SANYO Semiconductors DATA SHEET Monolithic Linear IC LA6565 Five-Channel CD Actuator Driver (BTL: 4 channels, H bridge: 1 channel) Overview The LA6565 is a four-channel BTL plus one-channel H bridge actuator driver developed for use in CD and DVD drives. The BTL driver channels 1 and 2 include built-in operational amplifiers allowing the LA6565 to support a wide range of applications. Application • Five-channel (BTL: 4 channels, H bridge: 1 channel) CD motor driver Features and Functions • • • • • • • • Five power amplifier channels on a single chip (Bridge connection (BTL): 4 channels, H bridge: 1 channel) IO max: 1 A Built-in level shifters (except for the H bridge channel) Muting circuits (output on/off, two systems) (The muting circuits operate for the BTL amplifiers. They do not apply to the H bridge or regulator circuits.) Built-in regulator (Uses an external pnp transistor and is set with an external resistor.) Output voltage setting function (loading driver) Built-in independent operational amplifiers Thermal shutdown circuit Specifications Maximum Ratings at Ta = 25°C Parameter Supply voltage Symbol Conditions Ratings VCC max Unit 14 V Allowable power dissipation Pd max Independent IC 0.8 W Specified PCB* 2 W Maximum output current IO max For each of the channel 1 to 4 and H bridge outputs 1 A Maximum input voltage VINB 13 V MUTE pin voltage 13 V Operating temperature VMUTE Topr –30 to +85 °C Storage temperature Tstg –55 to +150 °C Note *:Specified PCB (76.1mm × 114.3mm × 1.6mm), PCB meterial : glass epoxy Recommended Operating Conditions at Ta = 25°C Parameter Supply voltage Symbol Conditions Ratings VCC 5.6 to 13 Unit V Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 52404TN (OT) No.7817-1/8 LA6565 Electrical Characteristics at Ta = 25°C, VCC1 = VCC2 = 8 V, VREF = 2.5 V Parameter Symbol Conditions Ratings min typ Unit max [Overall] Quiescent current when on ICC-ON BTL amplifier output on, loading block off*1 30 50 mA Quiescent current when off ICC-OFF All outputs off*1 10 15 mA 175 200 °C –10 +10 mV 1 VCC – 1.5 Thermal shutdown circuit operating temperature TSD *7 150 [VREF Amplifier] VREF amplifier offset voltage VREF-OFFSET VREF input voltage range VREF-IN VREF-OUT output current I-VREF-OUT 1 V mA [Operational Amplifier] (Independent) Input voltage range VIN (OP) 0 Output current (sink) SINK (OP) 2 Output current (source) Output offset voltage Residual current (sink) SOURCE (OP) 300 VOFF (OP) –10 VCC – 1.5 V mA 500 µA +10 mV 0.6 V –50 +50 mV 0 VCC – 1.5 VCE-SINK (OP) IO (sink side) = 1 mA [BTL Amplifier Block] (Channels 1 to 4) Output offset voltage VOFF Input voltage range VIN Output voltage VO Closed circuit voltage gain VG Slew rate SR The voltage difference between each channel outputs*2, *3 Input voltage range of the input operational amplifiers Io = 0.5 A, the voltage between VO+ and VO– in each channel The gain from the input to the output with the input amplifier set to 0 dB*2, *3 5.7 6.2 7.2 8 For the independent amplifier. Times 2 when Muting on voltage VMUTE-ON The output on voltage, for each mute function*4 Muting off voltage VMUTE-OFF The output off voltage, for each mute function*4 V 9 0.5 between outputs.*7 V times V/µs 2.5 V 0.5 V [Input Amplifier Block] (Channels 1 and 2) Input voltage range VIN-OP 0 Output current (sink) SINK-OP 2 Output current (source) Output offset voltage SOURCE-OP *5 VOFF-OP 300 VCC – 1.5 V mA 500 –10 µA +10 mV [Loading Block] (Channel 5, H bridge circuit) Output voltage Braking output saturation voltage VO-LOAD For forward/reverse operation, Io = 0.5 A, VCONT = VCC * 5.7 6.5 VCE-BREAK The output voltage during braking*6 Low-level input voltage VIN-L High-level input voltage VIN-H V 0.3 V 1 V 2 V [Power Supply Block] (Uses an external 2SB632K pnp transistor) Power supply output REG-IN sink current VOUT IO = 200 mA REG-IN-SINK External pnp transistor base current 1.260 1.285 5 10 1.310 V mA Line regulation ∆VOLN 6 V ≤ VCC ≤ 12 V, IO = 200 mA 10 100 mV Load regulation ∆VOLD 5 mA ≤ IO ≤ 200 mA 10 100 mV *1: The total current dissipation for VCCP1, VCCP2, and VCCS with no load. *2: The input amplifier is a buffer amplifier. *3: The voltage difference between the two sides of the load (12 Ω). *4: When the MUTE pin is high, the output will be on, and when low, the output will be off (high-impedance state). *5: The input operational amplifier source is constant current. Since the 11 kΩ resistor between this and the next stage functions as the load, the input operational amplifier gain must be set carefully. *6: The braking operation is a short (to ground) braking operation. The sink side output is on at this time. *7: Design guarantee. No.7817-2/8 LA6565 Package Dimensions unit : mm 3251 17.8 (6.2) 18 2.0 0.3 2.7 2.45max 2.25 0.25 0.1 0.8 0.65 1 Allowable power dissipation, Pd max — W 19 (4.9) 7.9 10.5 36 (0.5) Pd max —Ta 2.5 Specified PCB: 76.1mm × 114.3mm × 1.6mm PCB material: glass epoxy 2.0 Mounted on the specified printed circuit board. 1.5 1.0 0.8 1.04 Independent IC 0.5 0 --20 0.42 0 20 40 60 80 100 Ambient temperature, Ta — °C SANYO : HSOP36R (375mil) ILA06754 No.7817-3/8 LA6565 Internal Block Diagram Signal system ground FWD 1 REV 2 VCCP2 3 VLO– 4 VLO+ 5 VO4+ 6 VO4– 7 VO3+ 8 VO3– 9 36 SGND 35 VCONT CH1 34 MUTE1 CH2,3,4 33 MUTE234 – + 32 VIN4– 31 VIN4 30 VREF_IN 29 VREF_OUT 28 REG_OUT Thermal shutdown circuit (Load output voltage setting) MUTE Turns the corresponding channel on/off. High: output on, low: output off 44 kΩ 11 kΩ – + To VREFOUT – + (VCC) Power system ground – + FR VO2+ REG_IN – + Power system ground FR REG_OUT + – 27 REG_IN 26 VIN+OP VO1– 12 25 VIN-OP VO1+ 13 24 VO_OP VCCP1 14 23 VIN3 VCCS 15 22 VIN3– VIN1+ 16 21 VIN2 20 VIN2– 19 VIN2+ 10 VO2– 11 + – 44 kΩ Signal system power supply VIN1 18 – + To VREFOUT 44 kΩ + – VIN1– 17 11 kΩ – + 11 kΩ – + 44 kΩ 11 kΩ – + – + No.7817-4/8 LA6565 Sample Application Circuit MUTE234 MUTE1 1 FWD S-GND 36 2 REV VCONT 35 3 VCC2 MUTE1 34 4 VLO- MUTE234 33 5 VLO+ VIN4- 32 6 VO4+ VIN4 31 7 VO4- VREF-IN 30 8 VO3+ VREF-OUT 29 9 VO3- REG-OUT 28 FR FR LOADING 0.1µF LOADING MOTOR M 2.2 Ω 0.1 µF TRACKING COIL 2.2 Ω 0.1 µF FOCUS COIL 2.2 Ω FR FR REG 0.1 µF SLED MOTOR 2.2 Ω 0.1 µF SPINDLE MOTOR 10 VO2+ REG-IN 11 VO2- VIN+OP 26 12 VO1- VIN-OP 25 13 VO1+ VO-OP 24 14 VCCP1 VIN3 23 15 VCCS VIN3- 22 16 VIN1+ VIN2 21 17 VIN1- VIN2- 20 18 VIN1 VIN2+ 19 27 M VCC M 2.2 Ω VCC TRACKING FOCUS SLED SPINDLE VREF No.7817-5/8 LA6565 Pin Functions Pin No. Pin Name 1 FWD Pin Descriptions 2 REV Loading output direction switching (REV). Loading system logic input. 3 VCC2 Channels 3, 4, and loading power stage power supply 4 VLO– Loading output (–) 5 VLO+ Loading output (+) 6 VO4+ Channel 4 output (+) 7 VO4– Channel 4 output (–) 8 VO3+ Channel 3 output (+) 9 VO3– Channel 3 output (–) 10 VO2+ Channel 2 output (+) 11 VO2– Channel 2 output (–) 12 VO1– Channel 1 output (–) 13 VO1+ 14 VCCP1 Channels 1 and 2 power stage power supply Loading output direction switching (FWD). Loading system logic input. Channel 1 output (+) 15 VCCS Signal system power supply 16 VIN1+ Channel 1 input. Input operational amplifier + input. 17 VIN1– Channel 1 input. Input operational amplifier – input. 18 VIN1 Channel 1 input. Input operational amplifier output. 19 VIN2+ Channel 2 input. Input operational amplifier + input. 20 VIN2– Channel 2 input. Input operational amplifier – input. 21 VIN2 Channel 2 input. Input operational amplifier output. 22 VIN3– Channel 3 input. Input operational amplifier – input. 23 VIN3 Channel 3 input. Input operational amplifier output. 24 VO_OP Operational amplifier output 25 VIN-OP Operational amplifier – input 26 VIN+OP Operational amplifier + input 27 REG_IN 28 REG_OUT Regulator error amplifier input (+). VREF amplifier (voltage follower) output. Regulator error amplifier output. Connect this pin to the base of the external pnp transistor. 29 VREF_OUT 30 VREF_IN 31 VIN4 Channel 4 input. Input operational amplifier output. 32 VIN4– Channel 4 input. Input operational amplifier – input. 33 MUTE234 34 MUTE1 Channel 1 output on/off control 35 VCONT Loading block output high-level voltage setting 36 S_GND Signal system ground VREF input. Apply the external reference voltage to this pin. Controls the on/off state of channels 2, 3, and 4. No.7817-6/8 LA6565 Pin Functions Input (CH1 to 4) VIN1+ VIN1– VIN1 VIN2+ VIN2– VIN2 VIN3– VIN3 VIN4– VIN4 VIN+OP VIN–OP VO_OP Inputs (channels 1 to 4 and the independent operational amplifier) FWD REV Logic inputs The IC is set to one of four modes, forward, reverse, brake, and free running by the combination of high and low values applied to these pins. Input (H bridge) Description Equivalent Circuit VIN* VCCS VIN*+ 300 Ω 300 Ω VIN*– 300 Ω SGND FWD REV 50 kΩ 1 2 Symbol 50 kΩ 16 17 18 19 20 21 22 23 32 31 26 25 24 Pin Name 50 kΩ 50 kΩ Pin No. SGND Channel 1 to 4 outputs VCCP2 4 5 35 Output (H bridge) VLO– VLO+ VCONT VO* 1 kΩ Output (BTL-AMP) VO1+ VO1– VO2+ VO2– VO3+ VO3– VO4+ VO4– 1 kΩ VCCP* 13 12 10 11 8 9 6 7 H bridge (loading) output and loading output setting RF VLO+ VLO– 1kΩ 1kΩ VCONT 20 kΩ 20 kΩ VCCS MUTE MUTE234 MUTE1 SGND 40 kΩ 33 34 10 kΩ 20 kΩ MUTE* BTL amplifier output on/off state setting. High: output on Low: output off No.7817-7/8 LA6565 Truth Table (Loading (H bridge) block) FWD L H REV VLO+ VLO– L OFF OFF OFF *1 H H L Forward L L H Reverse H L L Short-circuit braking *2 Loading output *1. The output goes to the high-impedance state. *2. In braking mode, the sink side transistor is turned on (for short-circuit braking). The VLO+ and VLO– pins go to a level that is essentially the ground level. Relationship between the MUTE pins and the power supply systems (VCCP*) MUTE1 CH1(BTL) VCCP1 CH2(BTL) CH3(BTL) MUTE234 CH4(BTL) VCCP2 CH5(H bridge) Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO products(including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be expor ted without obtaining the expor t license from the author ities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Electric Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO product that you intend to use. 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 May, 2004. Specifications and information herein are subject to change without notice. PS No.7817-8/8