XC6371A TOREX [Torex Semiconductor], XC6371A Datasheet - Page 8

• Manufacturer Part Number: XC6371A
• Description: PWM Controlled Step-Up DC/DC Controllers/Converters
• Manufacturer: TOREX [Torex Semiconductor]

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■ELECTRICAL CHARACTERISTICS (Continued)
NOTE: Unless otherwise stated, V
XC6373A300PR
NOTE: Unless otherwise stated, V
XC6373A330PR
Lx Switch-On Resistance
Oscillation Start Voltage
Oscillation Start Voltage
Maximum Input Voltage
Operation Start Voltage
Maximum Input Voltage
Operation Start Voltage
XC6371/XC6372/XC6373
Oscillation Frequency
Oscillation Frequency
Maximum Duty Ratio
Maximum Duty Ratio
Supply Current 1
Supply Current 2
Supply Current 1
Supply Current 2
Lx Leak Current
Lx Leak Current
Slow-Start Time
Slow-Start Time
Output Voltage
Output Voltage
PARAMETER
PARAMETER
Lx Switch-On
Resistance
Efficiency
Efficiency
V
V
OUT
OUT
=3.0V, FOSC=30kHz
=3.3V, FOSC=30kHz
SYMBOL
MAXDTY
SYMBOL
MAXDTY
R
IN
R
IN
FOSC
FOSC
V
V
EFFI
V
V
EFFI
V
V
I
I
=VOUT×0.6, IOUT=16.5mA. See Typical Application Circuits, Circuit 1.
I
I
SWON
SWON
I
T
I
T
=V
V
V
DD1
DD2
DD1
DD2
LXL
LXL
OUT
OUT
ST1
ST2
ST1
ST2
SS
SS
IN
IN
OUT
×0.6, I
Apply voltage to V
External Components Connected, I
Apply voltage to V
OUT
Same as I
Same as I
Apply output voltage×0.95 to V
=15mA. See Typical Application Circuits, Circuit 1.
Apply output voltage×0.95 to V
Apply output voltage×1.1 to V
External Components Connected,
Apply output voltage×1.1 to V
No external components,
No external components,
No external components,
Measuring of Lx waveform
Measuring of Lx waveform
No external components,
Same as I
Same as I
DD1
DD1
Series
V
V
Same as V
Same as V
Same as V
Same as V
CONDITIONS
, Measuring of Lx waveform
, Measuring of Lx waveform
CONDITIONS
Same as I
Same as I
OUT
OUT
I
OUT
OUT
OUT
=V
=V
DD1
DD1
=1mA
, LX :10kΩpull-up to 5V
, LX :10kΩpull-up to 5V
LX
LX
, V
. V
=10V
=10V
DD1
DD1
ST2
ST2
ST2
ST2
LX
LX
=0.4V
=0.4V
,
,
.
,
,
,
OUT
OUT
OUT
OUT
OUT
=1mA
2.925
3.128
MIN.
MIN.
4.0
4.0
10
24
80
10
24
80
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3.000
3.300
TYP.
TYP.
14.1
10.0
13.1
10.0
4.0
3.4
3.9
3.4
77
30
87
77
30
87
-
-
-
-
-
-
-
-
MAX.
3.383
MAX.
3.075
0.90
0.80
23.5
20.0
0.90
0.80
21.9
20.0
8.1
5.7
1.0
7.9
5.7
1.0
36
92
36
92
-
-
-
-
Ta=25℃
Ta=25℃
UNITS
UNITS
kHZ
kHZ
μA
μA
μA
μA
μA
μA
mS
mS
Ω
Ω
%
%
%
%
V
V
V
V
V
V
V
V