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TDA2050 Folha de dados(PDF) 3 Page - Unisonic Technologies

Nome de Peças TDA2050
Descrição Electrónicos  32W HI-FI AUDIO POWER AMPLIFIER
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Fabricante Electrônico  UTC [Unisonic Technologies]
Página de início  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

TDA2050 Folha de dados(HTML) 3 Page - Unisonic Technologies

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TDA2050
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 8
www.unisonic.com.tw
QW-R107-036.C
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VS
±25
V
Input Voltage
VIN
VS
V
Differential Input Voltage
VIN(DIFF)
±15
V
Output Peak Current (internally limited)
IOUT
5
A
Power Dissipation TC= 75°C
PD
25
W
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
Thermal Resistance junction-case
θJC
3
°C/W
ELECTRICAL CHARACTERISTICS
(Refer to the Test Circuit, VS = ±18V, TA= 25°C, f = 1 kHz, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Supply Voltage
VS
±4.5
±25
V
Quiescent Drain Current
ID
VS=±4.5V
18
50
mA
VS=±25V
21
90
Input Bias Current
IB
VS=±22V
0.4
0.5
μA
Input Offset Voltage
VIN(OS)
VS=±22V
±15
mV
Input Offset Current
IIN(OS)
VS=±22V
±200
nA
RMS Output Power
D = 0.5%
PO
RL=4Ω
24
27
W
RL=8Ω
18
RL=8Ω, VS=±22V
22
25
D = 10%
RL=4Ω
35
RL=8Ω
22
RL=8Ω, VS=±22V
32
Music Power IEC268.3 RULES
D=10%, T=1s, VS=±22.5V, RL=4Ω
50
Total Harmonic Distortion
THD
RL=4Ω
f=1kHz, PO=0.1~24W
0.03
0.5
%
f =100Hz~10kHz,
PO=0.1~18W
0.5
RL=8Ω,
VS=±22V
f=1kHz, PO=0.1~20W
0.02
f=100Hz~10kHz,
PO=0.1~15W
0.5
Slew Rate
SR
5
8
V/μs
Open Loop Voltage Gain
GV
80
dB
Closed Loop Voltage Gain
GV
30
30.5
31
dB
Power Bandwidth (-3dB)
BW
RL=4Ω, VIN=200mV
20 ~ 80000
Hz
Total Input Noise
eN
Curve A
B=22Hz~22kHz
4
5
10
μV
Input Resistance (pin 1)
RIN
500
kΩ
Supply Voltage Rejection
SVR
RS=22KΩ, f=100Hz, VRIPPLE=0.5Vrms
45
dB
Efficiency
η
PO=28W, RL=4Ω
65
%
PO=25W, RL=8Ω, VS=±22V
67


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