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Hangzhou Silan Microelectronics

UTC2822 Datasheet Preview

UTC2822 Datasheet

Dual Low Voltage Power Amplifier

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UTC2822
LINEAR INTEGRATED CIRCUIT
DUAL LOW VOLTAGE POWER
AMPLIFIER
DESCRIPTION
The UTC2822 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:Vcc=1.8V- 12V
*Low crossover distortion
*Low quiescent circuit current
*bridge/stereo configuration
DIP-8
BLOCK DIAGRAM
VCC
2
INPUT1 7
NP1 8
1 OUTPUT1
INPUT2 6
NP2 5
3 OUTPUT2
PIN CONFIGURATION
OUTPUT 1
Vcc
OUTPUT 2
GND
1
2
3
4
8 NF 1
7
INPUT
1
6
INPUT
2
5 NF 2
4
GND
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
Characteristic
Symbol
Supply Voltage
VCC
Output Peak Current
IO(peak)
Power Dissipation
PD
Operating Temperature
Storage Temperature
Topr
Tstg
Value
15
1
at Tamb=50°C 1.0
at Tcase=50°C 1.4
-20~+70
-40~+150
Unit
V
A
W
°C
°C
YOUW ANG ELECTRONICS CO.LTD
1




Hangzhou Silan Microelectronics

UTC2822 Datasheet Preview

UTC2822 Datasheet

Dual Low Voltage Power Amplifier

No Preview Available !

UTC2822
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS
(Ta=25°C,VCC=6V,f=1kHz,unless otherwise specified)
Characteristic
Symbol
Test Conditions
Operating Supply Voltage
VCC
Quiescent Circuit Current
ICC Vi=0
Closed Loop Voltage Gain
AV Stereo
Closed Loop Voltage Gain
AV Bridge
Channel Balance
CB Stereo
Output Power
PO Stereo,VCC=6V,RL=4,
THD=10%
Output Power
PO Stereo,VCC=3V,RL=4,
THD=10%
Output Power
PO Bridge,VCC=6V,RL=4,
THD=10%
Output Power
PO Bridge,VCC=3V,RL=4,
THD=10%
Total Harmonic Distortion
THD Stereo,RL=8, Po=0.2W
Total Harmonic Distortion
THD Bridge,RL=8, Po=0.5W
Ripple Rejection
RR Stereo,f=100Hz,C3=100µF
Output Noise Voltage
VNO Stereo, BW(-3dB)=20Hz~20kHz
Cross Talk
CT Stereo,f=1kHz
Input Resistance
Ri
Min
1.8
-1
0.4
0.9
24
100
Typ
9
40
40
0
0.65
0.11
1.35
0.35
0.5
0.5
30
0.5
50
Max
9
1
Units
V
mA
dB
dB
dB
W
W
W
W
%
%
dB
2.0 mV
dB
k¡
TEST CIRCUIT 1:STEREO
INPUT1
R1
10k
C1
100µF
C3
100µF
VCC
2
7
8
INPUT2
R2
10k
C2
100µF
6
5
4
C4
470µF
1
C6
0.1µF
R3
4.7
RL
C5
470µF
3
C7
0.1µF
R4
4.7
RL
TEST CIRCUIT 2:BRIDGE
INPUT1
R1
10k
C5
100µF
VCC
2
7
6
4
1
8
C1
10µF
3
5
C4
0.01µF
C2
0.1µF
R2
4.7
RL
C3
0.1µF
R3
4.7
YOUW ANG ELECTRONICS CO.LTD
2


Part Number UTC2822
Description Dual Low Voltage Power Amplifier
Maker Hangzhou Silan Microelectronics
Total Page 3 Pages
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