STA333W STMicroelectronics, STA333W Datasheet - Page 15

• Manufacturer Part Number: STA333W
• Description: DIG AUDIO SYSTEM, 2-CH, 36POWERSSOP
• Manufacturer: STMicroelectronics

Specifications of STA333W

• Svhc: No SVHC (15-Dec-2010)
• Package / Case: PowerSSO
• Interface: I2S
• No. Of Pins: 36
• Operating Temperature Range: 0°C To +70°C
• Supply Voltage Max: 18V
• Supply Voltage Min: 4.5V
• Termination T: RoHS Compliant
• Interface Type: I2S
• Rohs Compliant: Yes

STA333W
3.6
Testing
Figure 5.
Figure 6.
DTin(A)
Duty cycle=A
INA
Test circuit
Current dead-time test circuit
Duty cycle = 50%
M58
M57
Low current dead time = MAX(DTr,DTf)
High Current Dead time for Bridge application = ABS(DTout(A)-DTin(A))+ABS(DTOUT(B)-DTin(B))
Duty cycle A and B: Fixed to have DC output current of 4A in the direction shown in figure
INxY
Q1
Q3
OUTA
Lout = 1.5 A
Iout=4A
DTout(A)
Doc ID 13365 Rev 2
M58
M57
L67 22µ
gnd
470nF
C69
+Vcc
OUTxY
C71 470nF
Rload=8Ω
+V
CC
OUTxY
470nF
L68 22µ
C70
DTr
R 8Ω
DTout(B)
Lout = 1.5 A
Iout=4A
DTf
+
-
OUTB
vdc = Vcc/2
Electrical specification
V67 =
D03AU1458
Q2
Q4
t
Vcc
(3/4)Vcc
(1/2)Vcc
(1/4)Vcc
M64
M63
D03AU1517
Duty cycle=B
INB
DTin(B)
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