LA4728 查看數據表（PDF） - SANYO -> Panasonic
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LA4728
SANYO -> Panasonic
LA4728 Datasheet PDF : 3 Pages
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LA4728
Block Diagram and Sample Application Circuit
100 µF/16V
2
VCC
+
C5 2200 µF
14
C1
1
2.2 µF/6V
3
R1
OFF ON 10kΩ
4
+5V
C4
IN2
6
2.2 µF/6V
Ripple
filter
+
IN
–
Predriver
Predriver
BIAS
circuit
Standby
SW
+
IN
–
Predriver
Predriver
Pop noise
prevention
circuit
Power
Power
Load short
protector
Overvoltage/
surge protector
VCC
Thermal
shutdown
Power
Power
Load short
protector
Output pin-to-VCC
short protector
OUT1 –
13
**
C6 0.1 µF
R2
RL
4Ω
12
2.2Ω
R3
**
2.2Ω
C7 0.1 µF
11 OUT1 +
Output pin-to-GND
short protector
Output pin-to-GND
short protector
**
(Polyester film
capacitor)
OUT2 –
9
**
C8 0.1 µF
R4
RL
4Ω
Power
GND2
10
2.2Ω
R5
**
2.2Ω
C9 0.1 µF
8 OUT2 +
Output pin-to-VCC
short protector
5
+
33 µF/6V C3
7
+
0.47 µF/6V C10
A07431
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.
No.5716-3/3
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