2-Channel 12W AF Power Amplifier for Car
Stereos
Functions
.
Standby switch function built in
.
Pop noise suppressor built in
.
Thermal shutdown circuit built in
.
Overvoltage/surge protector built in
.
Output pin-to-GND short protector built in
.
Output pin-to-VCC short protector built in
.
Load short protector built in
Features
.
Low pop noise at the time of power supply ON/OFF
.
Excellent oscillation stability
Package Dimensions
unit : mm
3109-SIP18H
[LA4700N]
18
1
37.0
30.0
R1.7
11.0
0.5
1.5
2.0
1.0
13.8
8.0
0.8min
6.0
15.0max
0.4
2.25
4.5
SANYO : SIP18H
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max1
Quiescentt=30s
26
V
VCC max2
Quiescent
18
V
VCC max3
Operating
16
V
Surge supply voltage
VCC surge
t = 200 ms rise time 1 ms
50
V
Maximum output current
Io peak
Per channel
4
A
Allowable power dissipation
Pd max
*Note
37.5
W
Operating temperature
Topr
–30 to +75
°C
Storage temperature
Tstg
–40 to +150
°C
Operating Conditions at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended operating voltage
VCC
13.2
V
Operating voltage range
VCC op
10 to 16
V
Recommended load resistance
RL
BTL/2ch
4 to 8
*Note: Use flat head screws for attaching heat sink with tightening torque 39 to 59 Nccm.
Ordering number: EN2677C
Monolithic Linear IC
LA4700N
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
41596HA(II)/3140MO/N257TA,TS No.2677-1/6