STA323W
Electrical specifications
Table 11. Power electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
Input pulse width = 50%
Supply current from VCC in
duty,
IVCC
operation
switching frequency =
80
mA
(both channel switching)
384 kHz,
no LC filters;
Iout-sh
Overcurrent protection
threshold (short circuit current
limit)
4
6
A
VUV
Under voltage protection
threshold
7
V
tpw-min Output minimum pulse width No Load
70
150 ns
Po
Output power
THD = 10%,
RL = 8 Ω, VCC = 18 V
20
W
Po
Output power
THD = 1%,
RL = 8 Ω, VCC = 18 V
16
W
4.4
Timing specifications
Table 12. Timing characteristics
Symbol
Parameter
Test condition
Min. Typ. Max. Unit
tRESET Hold time for RESET (pin 22) Active low rest
100
fVCO
VCO free run frequency
No clock applied to XTI 18 28
ns
MHz
Figure 9. Test circuit 1
OUTxY
Vcc
Low current dead time = MAX(DTr, DTf)
+Vcc
Duty cycle = 50%
INxY
M58
M57
OUTxY
gnd
(3/4)Vcc
(1/2)Vcc
(1/4)Vcc
t
DTr
DTf
R8Ω
+-
V67
vdc = Vcc/2
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