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LA4725 Datasheet(Fiches technique) 3 Page - Sanyo Semicon Device

Numéro de pièce LA4725
Description  2-Channel BTL Power Amplifier 30 W30 W with Standby Switch for Car Stereos
Télécharger  3 Pages
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Fabricant  SANYO [Sanyo Semicon Device]
Site Internet  http://www.ssdc-jp.com/eng/
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LA4725
No.5715-3/3
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
A07429
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.
Block Diagram and Sample Application Circuit




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