6.0 W AF Power Amplifier
for Home Stereo, TV Use
Features
.
Small-sized package of 7-pin SIP
.
High power and low distortion
P
O
= 6.0 W at V
CC
= 25 V, R
L
= 8
,
f = 1 kHz, THD = 1.0%
THD = 0.1% at V
CC
= 25 V, R
L
= 8
,
f = 1 kHz, P
O
= 2 W
.
Minimum number of external parts required (no bootstrap
capacitor required)
.
Low pop noise at the time of power switch ON/OFF
.
Excellent ripple rejection (55 dB typ.)
.
Wide operating voltage range (10 V to 32 V)
.
Protector against abnormalities built in (thermal shutdown,
overvoltage)
Package Dimensions
unit : mm
3075-SIP7H
[LA4275]
SANYO : SIP7H
Specifications
Maximum Ratings
at Ta = 25C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
CC
max
Quiescent
35
V
Maximum output current
I
O
peak
3.5
A
Allowable power dissipation
Pd max
With heat sink
10
W
Operating temperature
Topr
20 to +75
C
Storage temperature
Tstg
40 to +150
C
Operating Conditions
at Ta = 25C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
25
V
Operating voltage range
V
CC
op
10 to 32
V
Recommended load resistance
R
L
8 to 16
Operating Characteristics
at Ta = 25C, V
CC
= 25 V, R
L
= 8
, f = 1 kHz, Rg = 600
,
See specified Test Circuit.
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current
I
CCO
Quiescent
30
60
mA
Voltage gain
VG
38
40
42
dB
Output power
P
O
THD = 1%
5.0
6.0
W
Total harmonic distortion
THD
P
O
= 2 W
0.1
0.8
%
Output noise voltage
V
NO
Rg = 10 k
, BW = 20 Hz to 20 kHz
0.25
1.0
mV
Ripple rejection
SVRR
Rg = 10 k
, f
R
= 100 Hz, V
R
= 0 dBm
45
55
dB
Ordering number: EN 2237B
Monolithic Linear IC
LA4275
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
O3096HA(II)/D228YT/8016KI/O155KI,TS No.2237-1/2
Equivalent Circuit Block Diagram and Pin Assignment
Sample Application Circuit (Test 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 loss.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
1
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:
2
Not impose any responsibility 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 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 October, 1996. Specifications and information herein are subject to change without notice.
Pd max Ta
Allowable
power
dissipation,
Pd
max
W
No heat sink
Al heat sink
Mounting torque
39Ncm
With silicone
grease applied
Infinite
heat sink
Ambient temperature, Ta C
Polyester
film
capacitor
LA4275
No. 2237-2/2
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