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STA335BWSQS Fiches technique(PDF) 18 Page - STMicroelectronics

No de pièce STA335BWSQS
Description  2.1-channel, high-efficiency digital audio system with QSound QHD®
PDF  70 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA335BWSQS Fiches technique(HTML) 18 Page - STMicroelectronics

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Electrical specifications
STA335BWSQS
18/70
Figure 4.
Test circuit 1
Figure 5.
Test circuit 2
DTr
DTf
Vcc
(3/4)Vcc
(1/2)Vcc
(1/4)Vcc
t
OUTxY
Low current dead time = MAX(DTr, DTf)
+Vcc
Duty cycle = 50%
INxY
M58
M57
OUTxY
gnd
vdc = Vcc/2
V67
R 8
Ω
+
-
High Current Dead time for Bridge application = ABS(DTout(A)-DTin(A))+ABS(DTOUT(B)-DTin(B))
+VCC
Rload=4
Ω
Q2
OUTB
DTout(B)
DTin(B)
DTout(A)
C71 470nF
C70
470nF
C69
470nF
Iout=1.5A
Iout=1.5A
Q4
Q1
Q3
M64
INB
M63
D06AU1651
M58
INA
M57
DTin(A)
Duty cycle=A
Duty cycle=B
Duty cycle A and B: Fixed to have DC output current of 4A in the direction shown in figure
L68 10
µ
L67 10
µ
OUTA



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