YOUDA INTEGRATED CIRCUIT
YD2030
18W HI-FI AUDIO AMPLIFIER--YD2030
DESCRIPTION
The YD2030 is a monolithic audio power amplifier integrated circuit.
FEATURES
*Very low external component required.
*High Current output and high operating voltage.
*Low harmonic and crossover distortion.
*Built-in Over temperature protection.
*Short circuit protection between all pins.
*Safety Operating Area for output transistors.
BLOCK DIAGRAM
1
2
+
_
3
4
5
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-5205117 86-510-5205108 Fax: 86-510-5205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel 86-755-83740369 13823533350 Fax 86-755-83741418
Ver 3.1 1 of 4 2004-9-20
YOUDA INTEGRATED CIRCUIT
YD2030
ABSOLUTE MAXIMUM RATINGS
(Tamb=25)
PARAMETER SYMBOL
VALUE
UNIT
Supply Voltage
Vcc/V
EE
20
V
Input Voltage
Vi
Vcc/-V
EE
Differential Input Voltage
Vdi
15
V
Peak Output Current (internally limited)
I
O
3.5
A
Power Dissipation at Tcase=90
P
D
20
W
Junction Temperature
Tstg
-40+150
ELECTRICAL CHARACTERISTICS
( Vcc/V
EE
=14V, Tamb=25, unless otherwise specified)
PARAMETER SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Supply Voltage
Vcc/V
EE
6
18
V
Quiescent Drain Current
Iccq
40
60
mA
Input Bias Current
Iib
0.2
2
A
Input Offset Voltage
Vis
2
20
mV
Input Offset Current
Iis
Vcc/V
EE
=22V
20
200
nA
THD=0.5%, G
V
=26dB, f=40 to 15kHz
R
L
=4 12
14
R
L
=8 8
9
W
THD=10%, G
V
=26dB, f=40 to 15kHz
R
L
=4
18
Output Power
Po
R
L
=8
11
W
Power Bandwidth
BW
Po=15W, R
L
=4
10140,000
Hz
Open Loop Voltage Gain
G
VO
f=1kHz
90
dB
Close Loop Voltage Gain
Gv
f=1kHz
29.5
30
30.5
dB
Po=0.1~12W, R
L
=4
f=40Hz ~15kHz
0.2 0.5
Total Harmonic
Distortion
THD
Po=0.1~8W, R
L
=8
f=40Hz ~15kHz
0.1 0.5
%
Input Noise Voltage
V
NI
B=22Hz~22kHz
3
10
V
Input Noise Current
I
NI
B=22Hz~22kHz
80
200
pA
Input Resistance(pin1)
Zi
Open Loop, f=1kHz
0.5
5
M
Supply Voltage
Rejection
RR
R
L
=4, Rg=22k
Gv=30dB, f=1kHz
40 50
dB
Thermal Shut-Down
Junction Temperature
Tj
145
WuXi YouDa Electronics Co., Ltd 2 of 4 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD2030
APPLICATION CIRCUIT
(1) YD2030 DUAL SUPPLY POWER APPLICATION
+
2.2
0.1
1N4001
22k
680
22k
1
0.15
+
47
+
220
1N4001
Vi
1
2
3
4
5
SPEAKER
Vcc
0.1
+
220
Vee
(2) YD2030 SINGLE SUPPLY POWER APPLICATION
+
22
+
2.2
0.1
1N4001
100k
22k
680
22k
1
+
1000
0.15
+
47
+
220
1N4001
100k
Vi
1
2
3
4
5
SPEAKER
Vcc
WuXi YouDa Electronics Co., Ltd 3 of 4 Website: www.e-youda.com
PDF 
ZIP