AMPLIFIER. TEA2025 Datasheet

TEA2025 Datasheet PDF


Part TEA2025
Description STEREO AUDIO AMPLIFIER
Feature TEA2025 STEREO AUDIO AMPLIFIER Description The TEA2025 is a monolithic integrated audio amplifier i.
Manufacture HOTCHIP
Datasheet
Download TEA2025 Datasheet


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TEA2025B TEA2025D STEREO AUDIO AMPLIFIER DUAL OR BRIDGE CONN TEA2025D Datasheet
UNISONIC TECHNOLOGIES CO., LTD TEA2025D STEREO AUDIO AMPLIFI TEA2025D Datasheet




TEA2025
TEA2025
STEREO AUDIO AMPLIFIER
Description
The TEA2025 is a monolithic integrated audio
amplifier in a 16-pin plastic dual in line package. It
is designed for portable cassette players and
radios. The IC features monolithic silicon chip.
Features
‹ Working Voltage down to 3V.
‹ Few External components.
‹ High Channel isolation.
‹ Voltage gain up to 45dB(Adjustable.
with external resistor).
‹ Soft clipping.
‹ Internal Thermal protection.
Functional Diagram
Pin Configurations
Ver1.0
1



TEA2025
Absolute Maximum Ratings
PARAMETER
Supply Voltage
Output Peak Current
Junction Temperature
Storage Temperature
SYMBOL
VS
IO
Tj
Tstg
TEA2025
VALUE
15
1.5
150
-40 ~ +150
UNIT
V
A
Electrical Characteristics (Ta=25,VCC=9V,Stereo,Unless otherwise specified)
PARAMETER
Supply Voltage
Quiescent Current
Quiescent output voltage
Voltage gain
Voltage gain difference
Input impedance
Output Power
Distortion
Supply voltage Rejection
Input noise Voltage
Cross-Talk
SYMBOL TEST CONDITIONS MIN TYP
VS 3
IQ 40
VO 4.5
AV
Stereo
Bridge
43 45
49 51
ΔAV
Ri
f=1kHz;d=10%
30
Stereo per channel
VCC=9V;RL=4Ω
1.7 2.3
RL=8Ω
1.3
PO
VCC=6V;RL=4Ω
0.7 1
RL=8Ω
0.6
VCC=3V;RL=4Ω
Bridge
0.1
4.7
VCC=9V;RL=8Ω
VCC=6V;RL=4Ω
VCC=9V;RL=4Ω
f=1kHz;PO=250mW
d Stereo
2.8
0.3
Bridge
0.5
SVR
RG=0;AV=45dB
Vripple=150mVRMS
Fripple=100Hz
40
46
AV=200
Bandwidth:
Vn 20Hz to 20kHz RG=0
1.5
RG=10kΩ
3
RG=10kΩ;
C.T.
f=1kHz;RL=4Ω
40 55
PO=1W
MAX
12
50
47
53
±1
1.5
3
6
UNIT
V
mA
V
dB
dB
kΩ
W
%
dB
μV
dB
Ver1.0
2






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