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LA4728 Fiches technique(PDF) 3 Page - Sanyo Semicon Device

No de pièce LA4728
Description  2-Channel BTL Power Amplifier 35 W35 W with Standby Switch for Car Stereos
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Fabricant  SANYO [Sanyo Semicon Device]
Site Internet  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA4728 Fiches technique(HTML) 3 Page - Sanyo Semicon Device

  LA4728 Datasheet HTML 1Page - Sanyo Semicon Device LA4728 Datasheet HTML 2Page - Sanyo Semicon Device LA4728 Datasheet HTML 3Page - Sanyo Semicon Device  
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LA4728
No.5716-3/3
Block Diagram and Sample Application Circuit
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 lose.
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 responsibilty 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.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guarant-
eed 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 March, 1997. Specifications and information herein are subject to
change without notice.
1
2
4
3
11
+
+
+
IN
Predriver
Power
13
+
12
Predriver
Power
C6
C5
VCC
2200
µF
0.1
µF
C7 0.1
µF
R2
2.2
R3
2.2
OUT1
OUT1
RL
4
Load short
protector
(Polyester film
capacitor)
Overvoltage/
surge protector
Output pin-to-GND
short protector
Output pin-to-VCC
short protector
Thermal
shutdown
Standby
SW
BIAS
circuit
Ripple
filter
Pop noise
prevention
circuit
VCC
6
5
8
+
IN
Predriver
Power
9
+
10
Predriver
Power
C8 0.1
µF
C9 0.1
µF
R4
2.2
R5
2.2
OUT2
OUT2
RL
4
**
**
**
**
**
Load short
protector
Power
GND2
Output pin-to-GND
short protector
Output pin-to-VCC
short protector
+
7
14
C1
2.2
µF/6V
IN2
C4
2.2
µF/6V
R1
10k
ON
OFF
+5V
33
µF/6V
0.47
µF/6V
C3
C10
100
µF/16V
A07431


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