LA6557 データシートの表示（PDF） - SANYO -> Panasonic
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LA6557 Datasheet PDF : 8 Pages
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LA6557H
System Diagram (Relationship between MUTE and the power supplies (VCC*))
MUTE
CH1
CH2
CH3
VCC1
CH4
H bridge
VCC2
Note: * VCC1 and VCC2 must be connected externally.
H Bridge Block
FWD
L
REV
L
VO5+
OFF
VO5–
OFF
Mode
Open *1
L
H
H
L
Forward
H
L
L
H
Reverse
H
H
L
L
Brake *2
Notes: 1. The outputs are in the high-impedance state in
this mode.
2. During braking, the sink side transistor will be
turned on (short braking).
VLO+ and VLO– will be close to the ground level.
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,
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, 2000. Specifications and information herein are subject to
change without notice.
PS No. 6350-8/8
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