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TDA7801PDTR データシート(PDF) 13 Page - STMicroelectronics

部品番号 TDA7801PDTR
部品情報  Digital input quad power amplifier with built-in diagnostics features
PDF  48 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7801PDTR データシート(HTML) 13 Page - STMicroelectronics

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TDA7801
Electrical specifications
3.3
Electrical characteristics
Refer to the test circuit, VS = 14.4 V; RL = 4 ; f = 1 kHz; Tamb = 25 °C; unless otherwise
specified.
Table 6. Electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
VS
Supply voltage range
-
8
-
18
V
Id
Total quiescent drain current
in amplifier mode
enable on amplifier mode muted
150
260
350
mA
It
Total quiescent drain current
in tristate mode
enable on tristate mode
30
45
60
mA
PO
Output power
RL = 4 ; max power
41
45
-
W
THD = 10 %
25
28
-
W
THD = 1 %
20
22
-
W
RL = 2 ; max power
70
78
-
W
RL = 2 ; THD 10%
43
49
-
W
RL = 2 ; THD 1%
34
38
-
W
THD
Total harmonic distortion
PO = 1 W to 10 W, f=1 kHz, GV1
-0.03
0.05
%
PO = 1 W to 10 W, f=10 kHz, GV1
-0.2
0.5
%
RL =100  input=-10 dBFS,
f=1 kHz, GV1,2,3,4
-0.01
0.02
%
CT
Cross talk
f = 1 kHz to 10 kHz
60
80
-
dB
GV1
Voltage gain 1
Output voltage @ -10 dBFS
14.9
-
16.9
dB (Vp)
GV2
Voltage gain 2
9.45
-
11.45 dB (Vp)
GV3
Voltage gain 3
6.9
-
8.9
dB (Vp)
GV4
Voltage gain 4
1.45
-
3.45
dB (Vp)
FSV1
Full scale voltage GV1
Output voltage @ 0 dBFS
VS=18 V; RL = 100 
12.7
-
-
Vrms
FSV2
Full scale voltage GV2
Output voltage @ 0 dBFS
6.65
-
8.35
Vrms
FSV3
Full scale voltage GV3
4.9
-
6.2
Vrms
FSV4
Full scale voltage GV4
2.65
-
3.35
Vrms
DG
Delta voltage gain
20 Hz – 20 kHz
Po =1 W
-0.5
-
0.5
dB
DR
Dynamic range
GV = GV1
GV = GV2
GV = GV3
GV = GV4
Bw=20 Hz to 20 kHz, un
weighted
105
100
100
98
110
105
105
103
-dB



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