TEA1330 [STMICROELECTRONICS]
DUAL LOW-VOLTAGE POWER AMPLIFIER; 双路低电压功率放大器
| 型号： | TEA1330 |
| 厂家： | 
ST |
| 描述： | DUAL LOW-VOLTAGE POWER AMPLIFIER |
| 文件： | 总11页 (文件大小：138K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
TDA2822M
DUAL LOW-VOLTAGE POWER AMPLIFIER
.
.
.
.
SUPPLY VOLTAGE DOWN TO 1.8V
LOW CROSSOVER DISTORSION
LOW QUIESCENT CURRENT
BRIDGE OR STEREO CONFIGURATION
MINIDIP
ORDERING NUMBER : TDA2822M
DESCRIPTION
The TDA2822M is a monolithic integrated circuit in
8 lead Minidip package. It is intended for use as
dual audio power amplifier in portable cassette
players and radios.
PIN CONNECTION (Top view)
1/11
March 1995
TDA2822M
SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
15
Unit
V
Vs
Io
Supply Voltage
Peak Output Current
1
A
Ptot
Total Power Dissipation at Tamb = 50 °C
at Tcase = 50 °C
1
1.4
W
W
Tstg, Tj
Storage and Junction Temperature
– 40, + 150
°C
THERMAL DATA
Symbol
Parameter
Value
100
70
Unit
°C/W
°C/W
Rth j-amb
Rth j-case
Thermal Resistance Junction-ambient
Thermal Resistance Junction-pin (4)
Max.
Max.
2/11
TDA2822M
ELECTRICAL CHARACTERISTICS (VS = 6V, Tamb = 25oC, unlessotherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max. Unit
STEREO (test circuit of Figure 1)
Vs
Vo
Supply Voltage
1.8
15
9
V
Quiescent Output Voltage
2.7
1.2
V
V
Vs = 3V
Id
Ib
Quiescent Drain Current
Input Bias Current
6
mA
nA
100
Po
Output Power (each channel)
(f = 1kHz, d = 10%)
mW
RL = 32Ω
VS = 9V
VS = 6V
VS = 4.5V
VS = 3V
VS = 2V
VS = 6V
VS = 9V
VS = 6V
VS = 6V
VS = 4.5V
VS = 3V
300
120
60
90
15
20
5
RL = 16Ω
RL = 8Ω
170
220
1000
380
650
320
110
300
450
RL = 4Ω
d
Distortion (f = 1kHz)
RL = 32Ω
RL = 16Ω
RL = 8Ω
Po = 40mW
Po = 75mW
Po = 150mW
0.2
0.2
0.2
%
%
%
Gv
∆Gv
Ri
Closed Loop Voltage Gain
Channel Balance
f = 1kHz
36
39
41
dB
dB
kΩ
± 1
Input Resistance
f = 1kHz
100
eN
Total Input Noise
Rs = 10kΩ B = Curve A
B = 22Hz to 22kHz
2
2.5
µV
µV
SVR
Cs
Supply Voltage Rejection
Channel Separation
f = 100Hz, C1 = C2 = 100µF
24
30
50
dB
dB
f = 1kHz
BRIDGE (test circuit of Figure 2)
Vs
Id
Supply Voltage
1.8
15
9
V
Quiescent Drain Current
RL = ∞
6
mA
mV
Vos
Output Offset Voltage
(between the outputs)
RL = 8Ω
± 50
Ib
Input Bias Current
100
nA
Po
Output Power (f = 1kHz, d = 10%)
mW
RL = 32Ω
VS = 9V
VS = 6V
VS = 4.5V
VS = 3V
VS = 2V
VS = 9V
VS = 6V
VS = 3V
VS = 6V
VS = 4.5V
VS = 3V
VS = 4.5V
VS = 3V
VS = 2V
1000
400
200
65
320
50
8
RL = 16Ω
RL = 8Ω
RL = 4Ω
2000
800
120
1350
700
220
1000
350
80
900
200
d
Distortion
Po = 0.5W, RL = 8Ω, f = 1kHz
f = 1kHz
0.2
39
%
Gv
Ri
eN
Closed Loop Voltage Gain
Input Resistance
Total Input Noise
dB
kΩ
f = 1kHz
100
Rs = 10kΩ B = Curve A
2.5
3
µV
µV
B = 22Hz to 22kHz
SVR
B
Supply Voltage Rejection
Power Bandwidth (–3dB)
f = 100Hz
40
dB
RL = 8Ω, Po = 1W
120
kHz
3/11
TDA2822M
Figure 1 : Test Circuit (Stereo)
Figure 2 : Test Circuit (Bridge)
Figure 3 : P.C. Board and Components Layout
Figure 4 : P.C. Board and Components Layout
of the Circuit of Figure 1
of the Circuit of Figure 2
4/11
TDA2822M
Figure 5 : Quiescent Current versus
Figure 6 : Supply Voltage Rejection versus
Supply Voltage
Frequency
Figure 7 : Output Power versus Supply Voltage
Figure 8 : Distorsion versus Output Power
(THD = 10%, f = 1kHz Stereo)
(Stereo)
Figure 9 : Distorsion versus Output Power
Figure 10 : Output Power versus Supply Voltage
(Stereo)
(Bridge)
5/11
TDA2822M
Figure 11 : Distorsion versus Output Power
Figure 12 : Total Power Dissipation versus
(Bridge)
Output Power (Bridge)
Figure 13 : Total Power Dissipation versus
Figure 14 : Total Power Dissipation versus
Output Power (Bridge)
Output Power (Bridge)
Figure 15 : Total Power Dissipation versus
Output Power (Bridge)
6/11
TDA2822M
Figure 16 : Typical Application in Portable Players
Figure 17 : Application in Portable Radio Receivers
7/11
TDA2822M
Figure 18 : Portable Radio Cassette Players
Type
TDA 7220
TDA 7211A
TEA 1330
TDA 7282
TDA 2822M
Supply Voltage
1.5 V to 6 V
1.2 V to 6 V
3 V to 15 V
1.5 V to 6 V
1.8 V to 15 V
Figure 19 : Portable Stereo Radios
Type
Supply Voltage
TDA 7220
TDA 7211A
TEA 1330
TDA 2822M
1.5 V to 6 V
1.2 V to 6 V
3 V to 15 V
1.8 V to 15 V
Figure 20 : Low Cost Application in Portable Players (using only one 100µF output capacitor)
8/11
TDA2822M
Figure 21 : 3V Stereo Cassette Player with Motot Speed Control
9/11
TDA2822M
MINIDIP PACKAGE MECHANICAL DATA
mm
inch
TYP.
0.131
DIM.
MIN.
TYP.
MAX.
MIN.
MAX.
A
a1
B
3.32
0.51
1.15
0.020
0.045
0.014
0.008
1.65
0.55
0.065
0.022
0.012
0.430
0.384
b
0.356
0.204
b1
D
E
0.304
10.92
9.75
7.95
0.313
e
2.54
7.62
7.62
0.100
0.300
0.300
e3
e4
F
6.6
0.260
0.200
0.150
0.060
I
5.08
3.81
1.52
L
3.18
0.125
Z
10/11
TDA2822M
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics.
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all
information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life
support devices or systems without express written approval of SGS-THOMSON Microelectronics.
1994 SGS-THOMSON Microelectronics - All Rights Reserved
SGS-THOMSON Microelectronics GROUP OF COMPANIES
Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands - Singa-
pore - Spain - Sweden - Switzerland - Taiwan - Thaliand - United Kingdom - U.S.A.
11/11
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