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Электронный компонент: S1A2206D01

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4.6W AUDIO POWER AMP
S1A2206D01
1
INTRODUCTION
The S1A2206D01 is a monolithic integrated circuit consisting of a 2-
channel power amplifier. It is suitable for the stereo and bridge ampli-
fier application of a radio cassette tape recorder.
FEATURES
High power output
Stereo : P
O
= 2.3 W (Typ) at V
CC
= 9 V, R
L
= 4
Bridge : P
O
= 4.7 W (Typ) at V
CC
= 9 V, R
L
= 8
Low switching distortion at high frequency
Reduced shock noise at the time of power on/off due to a built-in
muting circuit
Good ripple rejection due to a built-in ripple filter
Good channel separation
Soft tone at the time of output saturation
Closed loop voltage gain fixed at 45dB (Bridge : 51 dB) but availability with external resistor added
Minimum number of external parts required
Easy-to-design radiator fin
ORDERING INFORMATION
Device
Package
Operating Temperature
S1A2206D01-H0B0
12-DIPH-300
-
20
C
-
+ 70
C
S1A2206D01-D0B0
16-DIP-300A
12-DIPH-300
16-DIP-300A
S1A2206D01
4.6W AUDIO POWER AMP
2
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS (Ta = 25
C)
* Fin is soldered on the PCB
Characteristic
Symbol
Value
Unit
Supply Voltage
V
CC
15
V
Power Dissipation
P
D
(*)
4
W
Operating Temperature
T
OPR
-
20 -- +70
C
Storage Temperature
T
STG
-
40 -- +150
C
1
2
3
4
6
5
(16)
VCC
(15)
(14)
(13)
(12)
(11)
(10)
(9)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
OUT1
BS1
POWER GND
NF1
IN1
PRE GND
R.R
IN2
NF2
POWER GND
BS2
OUT2
BTL OUT
12
11
10
FIN
8
7
9
FIN
RIPPLE
FILTER
Shock Noise
Rejector
OUT
AMP1
IN
AMP2
OUT
AMP2
IN
AMP2
NOTE: () 16-DIP Package
4.6W AUDIO POWER AMP
S1A2206D01
3
ELECTRICAL CHARACTERISTICS
( Ta = 25
C, V
CC
= 9V, f = 1kHz, R
G
= 600
, unless otherwise specified )
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
Operating Supply Voltage
V
CC
9
11
V
Quiescent Circuit Current
I
CCQ
V
I
= 0, Stereo
40
55
mA
Closed Loop Voltage Gain
G
VC
Stereo
V
I
= -45 dBm
43
45
47
dB
Bridge
49
51
53
dB
Channel Balance
CB
Stereo
-
1
0
+1
dB
Power Output
Stereo
R
L
= 4, THD = 10 %,
1.7
2.3
W
PO
R
L
= 8, THD = 10 %,
1.3
W
Bridge
R
L
= 8, THD = 10 %,
4.7
W
Total Harmonic Distortion
THD
Stereo
P
O
= 250 mW,
R
L
= 4
0.3
1.5
%
Bridge
0.5
%
Input Resistance
R
I
21
30
k
Ripple Rejection Ratio
RR
Stereo,R
G
= 0, V
I
= 150mW
f =100Hz
40
46
dB
Output Noise Voltage
V
NO
Stereo,R
G
= 0
0.3
1.0
mV
Stereo,R
G
= 10k
0.5
2.0
mV
Cross Talk
CT
Stereo,R
G
= 10k
, V
O
= 0dBm
40
55
dB
S1A2206D01
4.6W AUDIO POWER AMP
4
APPLICATION INFORMATION
1.Stereo Application
i) Fixed voltage gain
(Pin 9 connected to GND directly)
ii) Variable voltage gain
(Rf and C
1
connected with pin 9)
2. Bridge Application
i) Fixed voltage gain (Pin 9 connected to GND directly)
ii) Variable voltage gain R
F
and C
1
connected with pin 9)
+
-
8
CH1
9
11
R1
R2
INPUT
R
F
C1
11
9
1
4
5
8
9
+
+
-
CH1
+
-
CH2
+
+
+
C
2
R
3
R
4
C
6
RL
C
4
50
5K
R
1
R
2
R
F
C
1
Gv
20
R1
R2
------- dB
(
)
log
=
Gv
20
R1
R2
RF
+
---------------------- dB
(
)
log
=
Gv
20
R1
R2
-------
6 dB
(
)
+
log
=
Gv
20
R1
R2
RF
+
----------------------
6 dB
(
)
+
log
=
4.6W AUDIO POWER AMP
S1A2206D01
5
APPLICATION CIRCUIT
1. Stereo Amplifier
1
2
3
4
5
6
12
11
10
9
8
7
Fin
Fin
INPUT1
Vcc
(1)
(2)
(3)
(4) (5)
(6)
(7)
(8)
(16)
(15)
(14)
(13) (12)
(11)
(10)
(9)
/16V
470
F
C4
/16V
1000
F
C5
*C3
0.15
F
*C7
0.15
F
/16V
100
F
C1
/16V
100
F
C2
C8
/16V
100
F
C10
/16V
100
F
* (polyester film capacitor)
-
+
-
+
RL
OUTPUT1
INPUT2
C9
/16V
100
F
/16V
470
F
C6
RL
OUTPUT2
S1A2206D01
4.6W AUDIO POWER AMP
6
2. Bridge Amplifier
/16V
470
F
C6
S1A2206D01
1
2
3
4
5
6
12
11
10
9
8
7
Fin
Fin
INPUT1
Vcc
(1)
(2)
(3)
(4) (5)
(6)
(7)
(8)
(16)
(15)
(14)
(13) (12)
(11)
(10)
(9)
/16V
470
F
C4
RL
/16V
1000
F
C5
*C3
0.15
F
*C7
0.15
F
/16V
100
F
C1
/16V
100
F
/16V
100
F
C2
C9
C8
/16V
100
F
C10
/16V
100
F
* (polyester film capacitor)