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Электронный компонент: S1A2201X01

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1.2W AUDIO POWER AMP
S1A2201X01
1
INTRODUCTION
The S1A2201X01 is a monolithic integrated audio amplifier.
It is designed for the audio frequency class B amplifier.
FEATURES
Wide range of operating supply voltage:
V
CC
= 3V
-
14V
Medium output power
P
O
= 1.2W at V
CC
= 9V, R
L
= 8
, THD = 10%
Low quiescent circuit current (I
CCQ
= 4mA: Typ)
Good ripple rejection
Minimum number of external parts required
ORDERING INFORMATION
BLOCK DIAGRAM
Figure 1.
Device
Package
Operating Temperature
S1A2201X01-D0B0
8
-
DIP
-
300
-
20
C
-
+ 70
C
8
-
DIP
-
300
8
7
6
5
1
2
3
4
+
CB
NF
INPUT
GND
RIPPLE
BOOTSTRAP
VCC
OUTPUT
S1A2201X01
1.2W AUDIO POWER AMP
2
ABSOLUTE MAXIMUM RATINGS (Ta = 25
C)
ELECTRICAL CHARACTERISTICS
( Ta = 25
C, V
CC
= 9V, f = 1kHz, R
G
= 600
, R
F
= 120
, R
L
= 8
, unless otherwise specified )
Characteristic
Symbol
Value
Unit
Supply Voltage
V
CC
16
V
Output Peak Current
I
PK
1.5
A
Power Dissipation
P
D
1.25
W
Operating Temperature
T
OPR
-
20 -- + 70
C
Storage Temperature
T
STG
-
40 -- + 150
C
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Quiescent Circuit Current
I
CCQ
V
I
= 0
-
4
12
mA
Output Power
P
O
V
CC
= 9V, R
L
= 4
, THD = 10%
-
1.6
-
W
V
CC
= 9V, R
L
= 8
, THD = 10%
0.9
1.2
-
V
CC
= 6V, R
L
= 4
, THD = 10%
-
0.75
-
V
CC
= 6V, R
L
= 8
, THD =10%
0.4
0.5
-
V
CC
= 12V, R
L
= 8
, THD =10%
-
2
-
Total Harmonic Distortion
THD
P
O
= 500mW
-
0.3
1.0
%
Open Loop Voltage Gain
G
VO
R
F
= 0
-
75
-
dB
Closed Loop Voltage Gain
G
VC
R
F
= 120
33
36
39
dB
Input Resistance
R
I
-
-
5
-
M
Output Noise Voltage
V
NO
R
G
= 10k
BW (
-
3dB) = 50Hz
-
20kHz
-
0.3
1.0
mV
1.2W AUDIO POWER AMP
S1A2201X01
3
TEST CIRCUIT
Figure 2.
2
4
8
1
3
5
7
6
+
+
+
+
+
S1A2201X01
INPUT
R1
10K
R
F
C1
120
100
/10V
C6
47
/10V
C3
0.1
(M)
R
2
1
C5
470
/16V
R
L
8
OUTPUT
VCC
C4
0.1
R
3
56
CB
C7
100
/16V
C
2
100
/16V
S1A2201X01
1.2W AUDIO POWER AMP
4