TDA2040 查看數據表（PDF） - STMicroelectronics
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TDA2040 Datasheet PDF : 16 Pages
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Electrical specifications
TDA2040
2.3
Electrical characteristics
The specifications given here were obtained with the conditions VS = ±16 V, Tamb = 25 °C
unless otherwise specified.
Table 4. Electrical characteristics
Symbol
Parameter
Test conditions
Min Typ Max Unit
VS Supply voltage
Id Quiescent drain current
Ib Input bias current
VOS Input offset voltage
IOS Input offset current
Po Output power
BW
GvOL
Gv
Power bandwidth
Voltage gain (open loop)
Voltage gain (closed loop)
d Total harmonic distortion
eN Input noise voltage
-
VS = ±4.5 V
VS = ±20 V
VS = ±20 V
VS = ±20 V
-
d = 0.5%, f = 1 kHz, Tamb = 60 °C
RL = 4 Ω
RL = 4 Ω, VS = ±17
RL = 8 Ω
d = 0.5%, f = 15 kHz; Tamb = 60 °C
RL = 4 Ω
RL = 4 Ω, VS = ±17
d = 10%, f = 1 kHz
RL = 4 Ω, VS = ±17
Po = 1 W, RL = 4 Ω
f = 1 kHz
f = 1 kHz
Po = 0.1 to 10 W, RL = 4 Ω,
f = 40 to 15000 Hz
Po = 0.1 to 10 W, RL = 4 Ω, f = 1 kHz
B = Curve A
B = 22 Hz to 22 kHz
±4.5 -
-
-
45
-
0.3
-
±2
-
±20 V
30
mA
100 mA
1
μA
±20 mV
±200 nA
20 22 -
25
-
12 -
W
15 18 -
20
30
-
100 -
Hz
-
80 -
dB
29.5 30 30.5 dB
-
0.08 -
%
-
0.03 -
%
-
2-
μV
-
3 10
IN Input noise current
B = Curve A
B = 22 Hz to 22 kHz
-
50 -
pA
-
80 200
Ri Input resistance (pin 1)
-
0.5 5 -
MΩ
SVRR
Supply voltage rejection ratio
GV = 30 dB, RL = 4 Ω, Rg = 22 kΩ, f = 100 Hz
Vripple = 0.5 V RMS
40
50
-
dB
h Efficiency
f = 1 kHz
Po = 12 W, RL = 8 Ω
Po = 22 W, RL = 4 Ω
-
66 -
%
-
63 -
Tj
Thermal shutdown junction
temperature
-
-
-
145 °C
4/16
Doc ID 1460 Rev 6
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