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Ordering number : ENN7819
SANYO Semiconductors
DATA SHEET
Monolithic Digital IC
LA6575H
Overview
Five-Channel Driver (four BTL channels plus one H bridge channel) for MD and CD Player
The LA6575H is a five-channel motor driver IC for MD and CD players with four BTL channels and one H bridge channel for the loading motor. It features a built-in 5 V regulator circuit.
Functions and Features
* * * * * * * Four power amplifier channels plus one H bridge channel IO max: 700 mA (each channel) Built-in level shifting circuits for the BLT amplifiers One muting circuit system (output on/off control): applies to the BTL amplifiers Thermal protection circuit (Thermal shutdown circuit) Separate loading block power supply Built-in 5 V regulator
Specifications
Maximum Ratings at Ta
Parameter Supply voltage Allowable power dissipation Maximum output current Maximum input voltage MUTE pin voltage Operating temperature Storage temperature Note : Mounted on a board (76.1 114.3
25 C
Symbol VCC max Pdmax IO max VINB VMUTE Topr Tstg 1.6 mm) Material: glass epoxy Independent IC Mounted on a board. Each channel for CH1 to CH5 Conditions Ratings 14 0.82 2.0 0.7 13 13 30 to 85 55 to 150 Unit V W A V V C C
Recommended Operating Conditions at Ta
Parameter Supply voltage Symbol VCC
25 C
Conditions Ratings 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
81004TN(OT) No.7819-1/8
LA6575H
Electrical Characteristics (Unless specified otherwise, the conditions are Ta = 25C, VCC1 = VCC2 = 8 V, VREF = 1.65 V)
Parameter [Overall Characteristics] No load current drain - ICC on No load current drain - ICC off VREF input voltage range [BTL Amplifier Block] Output offset voltage Input voltage range Output voltage Closed loop voltage gain Slew rate Mute on voltage Mute off voltage [H Bridge Block] Output voltage Low-level input voltage High-level input voltage [Regulator Block] Output voltage Load regulation Line regulation Vreg VRL VVCC IL IL 100 mA 0 to 200 mA 6 to 12 V, IL 100 mA 4.75 50 15 5 0 21 5.25 10 60 V mV mV VO-LOAD VIN-L VIN-H 2 The voltage between each of the VO /VO pairs when RL is 8 . 2 5.6 6 1 V V V VOFF VIN VO BTL amplifiers, the voltage difference across each channel's output Input voltage range The voltage between each of the VO+/VO- pairs when RL is 8 VG SR VMUTE-ON VMUTE-OFF . 2 50 0 4 3.5 5 4 0.5 0.5 2 4.5 50 VCC mV V V Multiplier V/ s V V ICC-ON ICC-OFF VREF-IN All outputs on, FWD All outputs off, FWD REV REV 0V 0V 1 1 1 30 10 50 20 VCC 1.5 mA mA V Symbol Conditions Ratings min typ max Unit
Gain from input to output With the amplifier operating independently, twice the value measured between outputs 4 Each Mute Each Mute 3 3
VCC
Note 1: The total current drain for VCC1 and VCC2 with no load. 2: Voltage difference across the load (8 ). With the outputs in the saturated state. 3: When the MUTE pin is high, the outputs will be on, and when low, the outputs will be off (high-impedance state). 4: Design guarantee value
Package Dimensions unit: mm 3234B
Pd max -- Ta
Specified PCB: 76.1 x 114.3 x 1.6 mm PCB material: glass epoxy Mounted on the specified PCB
1.5
Allowable power dissipation, Pd max -- W
2.5
2.0
1.04 1.0 0.82
Independent IC
0.5
0.43
0 --40
--20
0
20
40
60
80
100
Ambient temperature, Ta -- C
ILA06756
SANYO : HSOP28HC (375mil)
No.7818-2/8
LA6575H
Pin Functions
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 Note: Symbol VCC2 VO5 VO5 VO4 VO4 VO3 VO3 VO2 VO2 VO1 VO1 VCC1 VIN1 VIN1G VIN2 VIN2G VIN3 VIN3G REG-IN REG-OUT VREF-IN VCC-S VIN4G VIN4 MUTE S-GND FWD REV Channel 5 power supply Loading output ( ) Loading output ( ) Channel 4 output ( ) Channel 4 output ( ) Channel 3 output ( ) Channel 3 output ( ) Channel 2 output ( ) Channel 2 output ( ) Channel 1 output ( ) Channel 1 output ( ) Channels 1 to 0 4 (BTL) power supply (This pin must be shorted to VCC-S) Channel 1 input Channel 1 input (gain adjustment input) Channel 2 input Channel 2 input (gain adjustment input) Channel 3 input Channel 3 input (gain adjustment input) Regulator input (external pnp transistor base) Regulator output (external pnp transistor collector) Reference voltage input Signal system power supply (This pin must be shorted to VCC1.) Channel 4 input (gain adjustment input) Channel 4 input Channels 1 to 4 (BTL amplifiers) output on/off control Signal system ground Channel 5 (VLO) output switching (FWD); loading block logic input Channel 5 (VLO) output switching (REV); loading block logic input Pin descriptions
The center frame (FR) is used as the power system ground. Along with the signal system ground (S-GND), this level must be the lowest potential in the system. The three power supply pins VCC-S, VCC1, and VCC2 must be shorted together externally.
No.7819-3/8
LA6575H
Pin Functions
Pin No. 13 14 15 16 17 18 23 24 Symbol VIN Pin name Inputs Inputs Pin description Equivalent circuit
VIN VING VCC-S
Vref
4 5 6 7 8 9 10 11
VO
Outputs
Outputs
VCC1
OUT
25
MUTE
Mute
ON/OFF each output MUTE: H output ON MUTE: L output OFF
VCC-S
S-GND
2 3
VO5 VO5
VO5
H bridge outputs
VCC2
100k
100k VO5+ VO5
Continued on next page
MUTE
No.7819-4/8
LA6575H
Continued from preceding page. 27 28 FWD REV FWD REV H bridge inputs
VCC2
FWD
H Bridge Block
FWD L L H H REV L H L H VO5 OFF H L L VO5 OFF L H L Mode Open 1 Forward Reverse Brake 2
Note 1: The output are in the high-impedance state in this mode 2: In brake mode, the sink side transistors are on (short-circuit braking). The VLO and VLO levels go to a level essentially the same as the ground level.
Relationship between the MUTE pin and the power supplies (VCC )
CH1 CH2 MUTE CH3 CH4 H Bridge VCC2 VCC1
No.7819-5/8
LA6575H
Block Diagram
VO5VO5+ VO4+ VO4VO3+ VO3-
2 CH5 3
Output control
Input
VCC2
1
CH5 Power
Thermal shutdown
28
REV
27
FWD
Level shift
4 CH4 5
MUTE is as follows: High: Output ON Low: Output OFF 22 k 11 k
26
S-GND
Mute
25 24
MUTE
VIN4 VIN4G VCC-S
CH3 7
Level shift
6
23
Signal system power
22
FR FR
FR FR
Level shift
VO2+ VO2VO1+ VO1VCC1 VIN1 VIN1G
8 CH2 9
5 VREG (External PNPTrE)
21
VREF-IN
20
REG-OUT
10 CH1 11 CH1.2.3.4 Power 11 k
Level shift
19 22 k 18 11 k
REG-IN
VIN3G VIN3 VIN2G VIN2
12
22 k 22 k
17
13
16 11 k
14
15
No.7819-6/8
LA6575H
Sample Application Circuit
1 VCC2
REV 28
REV
2 VO5 LOADING MOTOR M 3 VO5+
FWD 27
FWD
S-GND 26
MUTE
4 VO4+ TRACKING COIL 5 VO4
MUTE 25
VIN4 24
6 FOCUS COIL
VO3+
VIN4G 23
7 VO3
VCC-S 22
F R
F R
8 VO2+ SPINDLE MOTOR M 9 VO2
VREF-IN 21
REG-OUT 20
10 VO1+ SLED MOTOR M 11 VO1
REG-IN 19 VCC
VIN3G 18
12 VCC1
VIN3 17
TRACKING VREF-IN
13 VIN1
VIN2G 16
FOCUS SPINDLE SLED
14 VIN1G
VIN2 15
No.7819-7/8
LA6575H
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 exported without obtaining the export license from the authorities 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, of 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 This catalog provides information as of August, 2004. Specifications and information herein are subject to change without notice.
No.7819-8/8

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