TDA7220 ST Microelectronics, TDA7220 Datasheet - Page 3

• Manufacturer Part Number: TDA7220
• Description: DUAL LOW-VOLTAGE POWER AMPLIFIER
• Manufacturer: ST Microelectronics

ELECTRICAL CHARACTERISTICS (V
STEREO (test circuit of Figure 1)
BRIDGE (test circuit of Figure 2)
Symbol
SVR
SVR
V
V
V
P
G
e
C
V
P
G
e
R
R
I
I
I
I
B
d
G
d
d
b
d
b
N
os
N
s
o
o
s
o
v
s
v
i
i
v
Supply Voltage
Quiescent Output Voltage
Quiescent Drain Current
Input Bias Current
Output Power (each channel)
(f = 1kHz, d = 10%)
Distortion (f = 1kHz)
Closed Loop Voltage Gain
Channel Balance
Input Resistance
Total Input Noise
Supply Voltage Rejection
Channel Separation
Supply Voltage
Quiescent Drain Current
Output Offset Voltage
(between the outputs)
Input Bias Current
Output Power (f = 1kHz, d = 10%)
Distortion
Closed Loop Voltage Gain
Input Resistance
Total Input Noise
Supply Voltage Rejection
Power Bandwidth (–3dB)
Parameter
S
= 6V, T
V
R
R
R
R
R
R
R
f = 1kHz
f = 1kHz
R
f = 100Hz, C1 = C2 = 100 F
f = 1kHz
R
R
R
R
R
R
P
f = 1kHz
f = 1kHz
R
f = 100Hz
R
s
o
L
L
L
L
L
L
L
s
L
L
L
L
L
L
s
L
= 3V
= 0.5W, R
amb
= 32
= 16
= 8
= 4
= 32
= 16
= 8
= 10k
=
= 8
= 32
= 16
= 8
= 4
= 10k
= 8 , P
= 25
Test Conditions
o
= 1W
o
V
V
V
V
V
V
V
V
V
V
V
P
P
P
B = Curve A
B = 22Hz to 22kHz
V
V
V
V
V
V
V
V
V
V
V
V
V
V
B = Curve A
B = 22Hz to 22kHz
L
C, unless otherwise specified)
S
S
S
S
S
S
S
S
S
S
S
o
o
o
S
S
S
S
S
S
S
S
S
S
S
S
S
S
= 8 , f = 1kHz
= 40mW
= 75mW
= 150mW
= 9V
= 6V
= 4.5V
= 3V
= 2V
= 6V
= 9V
= 6V
= 6V
= 4.5V
= 3V
= 9V
= 6V
= 4.5V
= 3V
= 2V
= 9V
= 6V
= 3V
= 6V
= 4.5V
= 3V
= 4.5V
= 3V
= 2V
Min.
170
300
450
100
320
900
200
100
1.8
1.8
90
15
36
24
50
Typ.
1000
1000
2000
1350
1000
100
300
120
220
380
650
320
110
100
400
200
800
120
700
220
350
120
2.7
1.2
0.2
0.2
0.2
2.5
0.2
2.5
60
20
39
30
50
65
80
39
40
6
5
2
6
8
3
TDA2822M
Max.
15
41
15
9
9
50
1
Unit
mW
mW
kHz
mA
mA
mV
nA
dB
dB
k
dB
dB
nA
dB
k
dB
%
%
%
%
V
V
V
V
3/11
V
V
V
V