XC6373
Series
■Electrical Characteristics
XC6373A300PR
PARAMETER
Output Voltage
Maximum Input Voltage
Operation Start-up Voltage
Oscillation Start-up Voltage
Supply Current 1
Supply Current 2
L
X
Switch-On Resistance
V
OUT
=3.0V, F
OSC
=30kHz
SYMBOL
V
OUT
V
IN
V
ST
1
V
ST
2
I
DD
1
I
DD
2
R
SWON
I
LXL
F
OSC
MAXDTY
EFFI
T
SS
4.0
External Components Connected.
I
OUT
=1mA.
No external components.
Apply voltage to V
OUT
.
L
X
:10kΩ pull-up to 5V.
Same as V
ST
2.
Apply output voltage
✕
0.95 to V
OUT.
Same as V
ST
2.
Apply output voltage
✕
1.1 to V
OUT
.
Same as I
DD
1. VL
X
=0.4V.
No external components.
V
OUT
=VL
X
=10V.
Same as I
DD
1.
Measuring of Lx waveform.
Same as I
DD
1.
Measuring of Lx waveform.
13.1
3.9
3.4
CONDITIONS
MIN
2.925
10
0.90
0.80
21.9
7.9
5.7
1.0
24
80
30
87
77
10.0
20.0
36
92
TYP
3.000
MAX
3.075
Ta=25°C
UNIT
V
V
V
V
µA
µA
Ω
µA
kHz
%
%
mS
4
L
X
Leak Current
Oscillator Frequency
Maximum Duty Ratio
Efficiency
Slow-Start Time
Measuring conditions: Unless otherwise specified, V
IN
=V
OUT
✕
0.6,I
OUT
=15mA. See Typical Application Circuits, Fig.1.
XC6373A330PR
PARAMETER
Output Voltage
V
OUT
=3.3V, F
OSC
=30kHz
SYMBOL
V
OUT
V
IN
V
ST
1
V
ST
2
I
DD
1
I
DD
2
R
SWON
I
LXL
F
OSC
MAXDTY
EFFI
T
SS
4.0
External Components Connected.
I
OUT
=1mA.
No external components.
Apply voltage to V
OUT
.
L
X
10kΩ pull-up to 5V.
Same as V
ST
2.
Apply output voltage
✕
0.95 to V
OUT.
Same as V
ST
2.
Apply output voltage
✕
1.1 to V
OUT
.
Same as I
DD
1. VL
X
=0.4V.
No external components.
V
OUT
=VL
X
=10V.
Same as I
DD
1.
Measuring of Lx waveform.
Same as I
DD
1.
Measuring of Lx waveform.
14.1
4.0
3.4
CONDITIONS
MIN
3.128
10
0.90
0.80
23.5
8.1
5.7
1.0
24
80
30
87
77
10.0
20.0
36
92
TYP
3.300
MAX
3.383
Ta=25°C
UNIT
V
V
V
V
µA
µA
Ω
µA
kHz
%
%
mS
Maximum Input Voltage
Operation Start-up Voltage
Oscillation Start-up Voltage
Supply Current 1
Supply Current 2
L
X
Switch-On Resistance
L
X
Leak Current
Oscillator Frequency
Maximum Duty Ratio
Efficiency
Slow-Start Time
Measuring conditions: Unless otherwise specified, V
IN
=V
OUT
✕
0.6, I
OUT
=16.5mA. See Typical Application Circuits, Fig.1.
470
TOREX [ TOREX SEMICONDUCTOR ]
