STA323W ST Microelectronics, STA323W Datasheet - Page 7

• Manufacturer Part Number: STA323W
• Description: 2.1 High Efficiency Digital Audio System
• Manufacturer: ST Microelectronics

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DataSheet
4.3 POWER ELECTRICAL CHARACTERISTCS (V
Symbol
I
PWRDN
t
R
VCC-hiz
t
I
pw-min
t
I
Dt_s
d OFF
I
out-sh
V
V
VCC-
d ON
VCC
dsON
I
g
V
g
V
P
P
dss
t
t
CC
4
UV
specified
N
P
r
f
H
L
o
o
U
.com
Power Pchannel/Nchannel
MOSFET RdsON
Power Pchannel/Nchannel
leakage Idss
Power Pchannel RdsON Matching Id=1A
Power Nchannel RdsON
Matching
Low current Dead Time (static)
Turn-on delay time
Turn-off delay time
Rise time
Fall time
Supply voltage operating voltage
Low logical state voltage VL
High logical state voltage VH
Supply Current from Vcc in
PWRDN
Supply current from Vcc in Tri-
state
Supply current from Vcc in
operation
(both channel switching)
Overcurrent protection threshold
(short circuit current limit)
Undervoltage protection threshold
Output minimum pulse width
Output Power (refer to test circuit
Output Power (refer to test circuit
Parameter
Id=1A
Vcc=35V
Id=1A
see test circuit no.1; see fig. 1
Resistive load
Resistive load
Resistive load
Resistive load; as fig. 1
V
V
PWRDN = 0
Vcc=30V; Tri-state
Input pulse width = 50% Duty;
Switching Frequency = 384Khz;
No LC filters;
No Load
THD = 10%
R
THD = 1%
R
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L
L
L
L
= 3.3V
= 3.3V
= 8Ω; V
= 8Ω; V
Test conditions
S
S
L
= 18V
= 18V
= 3.3V; Vcc = 30V; T
Min.
amb
0.8
95
95
10
70
4
= 25°C unless otherwise
Typ.
200
10
22
80
20
16
6
7
Max.
270
100
100
150
1.7
50
20
25
25
36
3
STA323W
Unit
mΩ
mA
mA
mA
µA
ns
ns
ns
ns
ns
ns
%
%
W
W
V
V
V
A
V
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