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STPA003 Datasheet(PDF) 11 Page - STMicroelectronics

Part # STPA003
Description  4 x 52 W quad bridge power amplifier with high side driver and low voltage operation
PDF  25 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPA003 Datasheet(HTML) 11 Page - STMicroelectronics

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DS10473 Rev 2
11/25
STPA003
Electrical specifications
24
3.3
Electrical characteristics
Refer to the test and application diagram, VS = 14.4 V; RL = 4 Ω; Rg = 600 Ω; f = 1 kHz;
Tamb = 25 °C; unless otherwise specified.
Table 5. Electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
General characteristics
VS
Supply voltage range
-
6
-
18
V
Iq1
Quiescent current
RL = 
100
200
400
mA
VOS
Output offset voltage
Mute mode
-80
-
+80
mV
dVOS
Output offset voltage when mute
moves from ON to OFF
ITU R-ARM weighted
(see Figure 20)
-10
-
+10
mV
Output offset voltage when stand-
by moves from ON to OFF
-10
-
+10
mV
Ri
Input impedance
-
50
55
60
kΩ
ISB
Standby current consumption
VSt-by = 0.8 V
-
0.2
2
µA
VSt-by = 0
-
0.1
1
µA
Audio performances
Po
Output power
VS = 13.2 V; THD = 10 %, 2 Ω
VS = 13.2 V; THD = 1 %, 2 Ω
VS = 13.2 V; THD = 10 %, 4 Ω
VS = 13.2 V; THD = 1 %, 4 Ω
42
32
23
16
45
34
25
19
-
W
W
W
W
VS = 14.4 V; THD = 10 %, 2 Ω
VS = 14.4 V; THD = 1 %, 2 Ω
VS = 14.4 V; THD = 10 %, 4 Ω
VS = 14.4 V; THD = 1 %, 4 Ω
50
40
27
21
55
43
30
24
-
W
W
W
W
Po max. Max. output power(1)
VS = 14.4 V; RL = 4 Ω
VS = 14.4 V; RL = 2 Ω
VS = 15.2 V; RL = 4 Ω(square
wave input (2 Vrms))
-
50
85
52
-
W
W
W
THD
Distortion
Po = 4 W
-
0.01
0.02
%
Gv
Voltage gain
-
25.5
26
26.5
dB
dGv
Channel gain unbalance
-
-1
-
+1
dB
eNo
Output Noise
"A" Weighted
Bw = 20 Hz to 20 kHz
-
40
50
70
µV
µV
SVR
Supply voltage rejection
f = 100 Hz; Vr = 1 Vrms
50
70
-
dB
fch
High cut-off frequency
PO = 0.5 W
100
300
-
kHz
CT
Cross talk
f = 1 kHz PO = 4 W
f = 10 kHz PO = 4 W
60
50
80
60
-
-
dB
dB
AM
Mute attenuation
POref = 4 W
80
100
-
dB



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