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Datasheet: YD5104 (No company)

8.2w Btl Audio Power Amplifier

 

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No company
YOUDA INTEGRATED CIRCUIT
YD5104
8.2W BTL AUDIO POWER AMPLIFIER-YD5104
DESCRIPTION
YD5104 is an audio power IC with built-in two channels developed for portable radio cassette tape recorder..
Because of the parts reduction and SIP (Single In line Package), space merit is remarkable. Thermal shut down
protection circuit is built in.
FEATURES
*High Power Po=8.2WTyp. (BTL, Vcc=10.8V, R
L
=4, f=1kHz, THD=10%)
*Operation supply voltage range: Vcc=6V10.8V
*Low popping noise at power ON
*Small quiescent currentIccq=19mA(Typ.) Vcc=9V, Vin=0
*Soft clip
*Built-in thermal shut down protection circuit
BLOCK DIAGRAM
+
-
+
-
12
11
10
1
2
3
4
7
8
9
6
5
Vstb FIL
GND
Vcc
BIAS AND THERMAL PROTECTION

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 3 2004-9-20
YOUDA INTEGRATED CIRCUIT
YD5104
ABSOLUTE MAXIMUM RATINGS
Tamb=25
PARAMETER SYMBOL
VALUE UNIT
Supply Voltage
V
CC
15 V
Output Peak Current
Iop
2.5
A
Power Dissipation
P
D
12.5 W
Operating Temperature
Topr
-20+75
Storage Temperature
Tstg
-55+150
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, BTL, Vcc=10.8V, R
L
=4, Rg=600, f=1kHz, Tamb=25)
PARAMETER SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Quiescent Current
Iccq
Vin=0
21
45
mA
Output Power
Po
THD=10%
7.6 8.2 W
Total Harmonic
Distortion
THD Vo=2.0Vrms
0.2
1.0
%
Voltage Gain
G
V
Rf=750
Vo=0dBm 38 40 42 dB
Input
Resistance
Zi
30 k
Output Noise Voltage
V
NO
Rg=0
BW=20Hz20kHz
0.3
1.0
mV
Ripple Rejection Ratio
RR
f=100Hz Rg=600
Vr=0.2Vrms
52 dB
Input Offset Voltage
V
5
,V
7
30
60
mV
Standby Current
I
SBY
1
A









WuXi YouDa Electronics Co., Ltd 2 of 3 Website: www.e-youda.com
YOUDA INTEGRATED CIRCUIT
YD5104
APPLICATION CIRCUIT
750
750
47
220
0.15
0.15
*Cin
47
47
100
100
1000
+
-
3
9
8
7
6
5
12
1
2
10
11
4
+
-
Vcc
BIAS AND THERMAL PROTECTION
POWER AMP1
POWER AMP2
Vin
+
+
+
+
+
+
+
+
0.1
1000
+
STAND-BY
30
1.2k
OUTLINE DRAWING
WuXi YouDa Electronics Co., Ltd 3 of 3 Website: www.e-youda.com
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