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TDA7850AH Datasheet(PDF) 8 Page - STMicroelectronics

Part # TDA7850AH
Description  4 x 50 W MOSFET quad bridge power amplifier
PDF  16 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7850AH Datasheet(HTML) 8 Page - STMicroelectronics

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Electrical specifications
TDA7850A
8/16
Doc ID 13998 Rev 5
Po
Output power
VS = 13.2 V; THD = 10 %
VS = 13.2 V; THD = 1 %
VS = 14.4 V; THD = 10 %
VS = 14.4 V; THD = 1 %
23
16
28
20
25
19
30
23
-W
VS = 14.4 V; THD = 10 %, 2 
50
55
W
Po max.
Max. output power(1)
VS = 14.4 V; RL = 4 
VS = 14.4 V; RL = 2 
-
50
85
-W
THD
Distortion
Po = 4 W
Po = 15 W; RL = 2 
-
0.006
0.015
0.02
0.03
%
eNo
Output noise
"A" Weighted
Bw = 20 Hz to 20 kHz
-
35
50
50
70
V
SVR
Supply voltage rejection
f = 100 Hz; Vr = 1 Vrms
50
75
-
dB
fch
High cut-off frequency
PO = 0.5 W
100
300
-
KHz
Ri
Input impedance
80
100
120
K
CT
Cross talk
f = 1 kHz; PO = 4 W
f = 10 kHz; PO = 4 W
60
-
70
60
-
-
dB
ISB
Standby current consumption
VST-BY = 1.5 V
-
-
20
A
VST-BY = 0V
-
-
10
Ipin5
Standby pin current
VST-BY = 1.5V to 3.5V
-
-
±1
A
VSB out
Standby out threshold voltage
(Amp: ON)
2.75
-
-
V
VSB in
Standby in threshold voltage
(Amp: OFF)
-
-
1.5
V
AM
Mute attenuation
POref = 4W
80
90
-
dB
VM out
Mute out threshold voltage
(Amp: Play)
3.5
-
-
V
VM in
Mute in threshold voltage
(Amp: Mute)
-
-
1.5
V
VAM in
VS automute threshold
(Amp: Mute)
Att  80 dB; POref = 4 W
(Amp: Play)
Att < 0.1 dB; PO = 0.5 W
6.5
7
7.5
8
V
Ipin23
Muting pin current
VMUTE = 1.5 V
(Sourced Current)
712
18
A
VMUTE = 3.5 V
-5
-
18
A
HSD section
Vdropout Dropout voltage
IO = 0.35 A; VS = 9 to 16 V
-
0.25
0.6
V
Iprot
Current limits
-
400
-
800
mA
Table 4.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit



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