TDA2822D
ELECTRICAL CHARACTERISTICS
(V
S
= 6V; T
amb
= 25°C, unless otherwise specified.
STEREO (Test circuit of fig. 1).
Symbol
V
S
I
d
V
O
I
b
P
O
Parameter
Supply Voltage
Total Quiescent Drain Current
Quiescent Output Voltage
Input Bias Current
Output Power (each channel)
(f = 1KHz, d = 10%)
R
L
= 32Ω
Test Condition
Min.
1.8
Typ.
Max.
15
15
Unit
V
mA
V
V
nA
V
S
= 3V
V
S
= 9V
V
S
= 6V
V
S
= 4.5V
V
S
= 3V
V
S
= 2V
V
S
= 6V
V
S
= 6V
V
S
= 4.5V
V
S
= 3V
P
O
= 40mW
P
O
= 75mW
P
O
= 150mW
R
L
= 16Ω
R
L
= 8Ω
R
L
= 4Ω
d
Distortion
R
L
= 32Ω
R
L
= 16Ω
R
L
= 8Ω
f = 1KHz
170
300
G
V
∆G
V
R
i
e
N
SVR
C
s
Closed Loop Voltage Gain
Channel Balance
Input Resistance
Total Input Noise
Supply Voltage Rejection
Channel Separation
36
100
2.7
1.2
100
300
120
60
20
5
220
380
320
110
0.2
0.2
0.2
39
mW
41
±1
f = 1KHz
R
s
= 10kΩ B = Curve A
R
s
= 10kΩ B = 22Hz to 22KHz
f = 100Hz
C1 = C2 = 100µF
f = 1KHz
24
2
2.5
30
50
mW
mW
mW
mW
%
%
%
dB
dB
KΩ
µV
µV
dB
dB
BRIDGE (Test circuit of fig.2)
V
S
I
d
V
os
I
b
P
O
Supply Voltage
Total Quiescent Drain Current
Output Offset Voltage (between
the outputs)
Input Bias Current
Output Power
(f = 1KHz, d = 10%)
1.8
R
L
=
∞
R
L
= 8Ω
100
1000
400
200
65
8
800
120
700
220
350
80
0.2
39
2.5
3
40
120
15
15
±80
V
mA
mV
nA
d
G
V
R
i
e
N
SVR
B
Distortion
Closed Loop Voltage Gain
Input Resistance
Total Input Noise
Supply Voltage Rejection
Power Bandwidth (-3dB)
V
S
= 9V
V
S
= 6V
R
L
= 32Ω V
S
= 4.5V
V
S
= 3V
V
S
= 2V
R
L
= 16Ω V
S
= 6V
RL = 16W
V
S
= 3V
R
L
= 8Ω
V
S
= 4.5V
RL = 8W
V
S
= 3V
R
L
= 4Ω
V
S
= 3V
RL = 4W
V
S
= 2V
R
L
= 8Ω P
O
= 0.5W f = 1KHz
f = 1KHz
f = 1KHz
R
s
= 10kΩ B = Curve A
R
s
= 10kΩ B = 22Hz to 22KHz
f = 100Hz
R
L
= 8Ω P
O
= 1W
320
50
mW
100
mW
mW
mW
mW
mW
mW
%
dB
KΩ
µV
µV
dB
KHz
3/6
STMICROELECTRONICS [ STMICROELECTRONICS ]
