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Datasheet: YD2611 (No company)

TV SOUND POWER AMPLIFIER

 

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No company
YOUDA INTEGRATED CIRCUIT
YD2611
TV SOUND POWER AMPLIFIER--YD2611
DESCRIPTION
The YD2611 is a monolithic integrated circuit designed for the TV sound power amplifier. It also can be used in
audio power amplifier sets.
FEATURES
*Wide operating voltage (6V to 35V)
* Few external components
*Fixed Closed Loop Gain
*High input impedance
*Built-in thermal protection circuit
*Fine ripple rejection characteristic
BLOCK DIAGRAM
R
Pre
Amplifier
Power
Bias
Circuit
6
5
7
9
4
2
1
8
3
Amplifier




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: 86-510-5205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel 86-755-83740369 Fax 86-755-83741418
Ver 5. 0 1 of 3 2006-06-30
YOUDA INTEGRATED CIRCUIT
YD2611
ABSOLUTE MAXIMUM RATINGS
(Tamb=25)
PARAMETER SYMBOL
VALUE
UNIT
Supply Voltage
Vcc
35
V
Pulse Peak Output Current
Ios
3
A
Peak Output Current(continuously)
Ior
1.5 A
Operating Temperature
Topr
-25 to +75
Storage Temperature
Tstg
-55 to +150
ELECTRICAL CHARACTERISTICS
(Tamb=25, Vcc=18V, R
L
=8, f=1kHz, Unless otherwise specified)
PARAMETER SYMBOL
TEST
CONDITIONS MIN
TYP
MAX
UNIT
Quiescent Current
Icc
No input Signal
25
mA
Vcc=18V, R
L
=8, THD=10%
4
4.5
Vcc=12V, R
L
=8,
THD=10% 1.7
Vcc=20V, R
L
=15,
THD=10%
6
Output Power
Po
Vcc=25V, R
L
=8,
THD=10% 5
W
Voltage Gain
G
V
38 dB
Total Harmonic
Distortion
THD
Po=2W
0.3
1.0
%
Bandwidth BW
15
kHz
Noise Output
Voltage
Vno Rg=5
k, 60HZ~15KHz
0.2
0.5
mV
Input
Impedance Zi
45 k
Po=2.5WR
L
=8
44 55 66
Input Sensitivity
V
is
Po=4.2W
83
mV








WuXi YouDa Electronics Co., Ltd 2 of 3 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD2611
APPLICATION CIRCUIT
R9
R
1K
RL8/5W
10
100nF
100pF
C
2F/16V
100nF
+
220F/16V
47F
YD2611
7
1
2
4
9
3
5
6
G
Vi
Vcc=18V
+
8 +
22F
OUTLINE DRAWING

WuXi YouDa Electronics Co., Ltd 3 of 3 Website: www.e-youda.com
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