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Электронный компонент: YD2822

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YOUDA INTEGRATED CIRCUIT
YD2822
DUAL CHANNEL POWER AMPLIFIER----YD2822
DESCRIPTION
The YD2822 is a monolithic integrated audio amplifier in a 8-pin plastic dual in line package. It is designed for
portable cassette players and radios.
FEATURES
*Wide operating supply voltage :V
CC
=1.8V15V
*Low crossover distortion
*Low quiescent circuit current
*Bridge/stereo configuration
BLOCK DIAGRAM
7
8
4
3
1
6
5
2
+
+
_
_
Vcc
GND
ABSOLUTE MAXIMUM RATINGS
(Tamb=25)
PARAMETER
SYMBOL VALUE UNIT
Supply Voltage
Vcc
15
V
Output Peak Current
Iop
1.0
A
Tamb=50
1.0
Power
Dissipation
Tcase=50
P
D
1.4
W
Operating Temperature
Topr
-20~+ 70
Storage Temperature
Tstg
-40~+150

WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel 86-755-83740369 Fax 86-755-83741418
Ver 5.0 1 of 5 2006-06-28
YOUDA INTEGRATED CIRCUIT
YD2822
ELECTRICAL CHARACTERISTICS
(Vcc=6V, Tamb=25, all voltage referenced to GND, Unless otherwise specified)

STEREO APPLICATION
PARAMETER SYMBOL
TEST
CONDITIONS
MIN TYP
MAX
UNIT
Operating Supply
Voltage
V
CC
1.8
15
V
2.7
V
Quiescent Circuit
Output Voltage
V
O
V
CC
=3V
1.2
V
Input Bias Current
I
B
100
nA
Quiescent Circuit
Current
Iccq
6
9
mA
V
CC
=9V 300
V
CC
=6V 90 120
V
CC
=4.5V 60
V
CC
=3V 15 20
R
L
=32
V
CC
=2V 5
R
L
=16
V
CC
=6V 170 220
V
CC
=9V
1000
R
L
=8
V
CC
=6V 300 380
V
CC
=6V 450 650
V
CC
=4.5V 320
Output Power
Po
f=1kHz
THD=10
%
R
L
=4
V
CC
=3V 110
mW
R
L
=32P
O
=40mW
0.2
R
L
=16P
O
=75mW
0.2
Total Harmonic
Distortion
THD
R
L
=8P
O
=150mW
0.2
%
Closed Loop
Voltage Gain
G
V
f=1kHz
37
39
41
dB
Channel Balance
G
V
1
dB
Input Resistance
Zi
f=1kHz
100
k
Input Noise
Voltage
V
NI
Rg=10k
BPF=20Hz20kHz
2.5 V
Ripple Rejection
RR
f=100Hz C1=C2=100F
24 30 dB
Cross Talk
CT
f=1kHz
30
dB









WuXi YouDa Electronics Co., Ltd 2 of 5 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD2822
BTL APPLICATION
PARAMETER SYMBOL
TEST
CONDITIONS
NIN
TYP
MAX
UNIT
Operating Supply
Voltage
V
CC
1.8
15
V
Quiescent Circuit
Current
Iccq
R
L
=
6 9 mW
DC Output Balance
V
O
R
L
=8
50
mW
Input Bias Current
I
B
100
nA
V
CC
=9V
1000
V
CC
=6V 300 320
V
CC
=4.5V 200
V
CC
=3V 50 65
R
L
=32
V
CC
=2V 8
V
CC
=9V
2000
V
CC
=6V
R
L
=16
V
CC
=3V 120
V
CC
=6V 900
1350
V
CC
=4.4V 700
R
L
=8
V
CC
=3V 220
V
CC
=4.5V 1000
V
CC
=3V 200 350
Output Power
Po
f=1kHz
THD
=10%
R
L
=4
V
CC
=2V 80
mW
Total Harmonic
Distortion
THD
Po=0.5W, R
L
=8, f=1kHz
0.2 %
Closed Loop
Voltage Gain
G
V
f=1kHz
37 39 41 dB
Input Resistance
Zi
f=1kHz
100
k
Input Noise Voltage
V
N1
Rg=10k
BPF=20Hz20kHz
3 V
Ripple Rejection
RR
f=100Hz
40 dB
Power Bandwidth
BW
R
L
=8, Po=1W
120 kHz















WuXi YouDa Electronics Co., Ltd 3 of 5 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD2822
APPLICATION CIRCUIT
(1) YD2822 STEREO APPLICATION
+
100
+
470
4.7
10k
0.1
Vin1
2
8
7
1
+
-
+
100
+
470
4.7
10k
0.1
Vin1
6
5
3
+
470
0.1
4
+
-
VCC
(2) YD2822 BTL APPLICATION
+
100
4.7
10k
0.1
SPEAKER
Vin
2
8
7
1
+
-
4.7
0.1
6
5
3
+
-
+
470
0.1
4
VCC
0.
01









WuXi YouDa Electronics Co., Ltd 4 of 5 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD2822
OUTLINE DRAWING

















WuXi YouDa Electronics Co., Ltd 5 of 5 Website: www.e-youda.com