XC6371
Series
XC6371B501PR
PARAMETER
Output Voltage
V
OUT
=5.0V,Fosc=100kHz
SYMBOL
V
OUT
V
IN
V
ST1
V
ST2
I
DD
1
I
DD
2
R
EXTH
R
EXTL
F
OSC
MAXDTY
EFFI
T
SS
4.0
External Components Connected.I
OUT
=1mA.
No external components.
Apply voltage to V
OUT
.
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. V
EXT
=–0.4V.
Same as I
DD
1. V
EXT
=0.4V.
Same as I
DD
1. Measuring of EXT waveform.
Same as I
DD
1. Measuring of EXT waveform.
85
80
40.0
8.2
37.5
30
100
87
85
10.0
20.0
CONDITIONS
MIN
4.875
10
0.90
0.80
66.8
16.5
62.5
50
115
92
TYP
5.000
MAX
5.125
Ta=25°C
UNITS
V
V
V
V
µA
µA
Ω
Ω
kH
Z
%
%
ms
Maximum Input Voltage
Operation Start-up Voltage
Oscillation Start-up Voltage
Supply Current 1
Supply Current 2
EXT"High" On Resistance
EXT"Low" On Resistance
Oscillator Frequency
Maximum Duty Ratio
Efficiency
Slow-Start Time
Measuring conditions: Unless otherwise specified, V
IN
=V
OUT
✕0.6,
I
OUT
=50mA. See Typical Application Circuits, Fig.2.
4
XC6371C501PR
PARAMETER
Output Voltage
V
OUT
=5.0V,F
OSC
=100kHz
SYMBOL
V
OUT
V
IN
V
ST1
V
ST2
I
DD
1
I
DD
2
R
SWON
I
LXL
F
OSC
MAXDTY
I
STB
V
CEH
V
CEL
I
CEH
I
CEL
VLxLMT
EFFI
T
SS
4.0
External Components Connected.I
OUT
=1mA.
No external components. Apply voltage to V
OUT
.
Lx : 10k
Ω
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. V
LX
=0.4V.
No external components. V
OUT
=VLx=10V.
Same as I
DD
1. Measuring of Lx waveform.
Same as I
DD
1. Measuring of Lx waveform.
Same as I
DD
1.
Same as I
DD
1. Existence of Lx Oscillation.
Same as I
DD
1. Disappearance of Lx Oscillation.
Same as I
DD
1.V
CE
=V
OUT
✕0.95.
Same as I
DD
1. V
CE
=0V.
Same as I
DD
1. Apply output voltage to Lx.
Voltage required to produce F
OSC
✕2.
0.7
85
10.0
20.0
0.75
0.20
0.25
–0.25
1.3
85
80
100
87
80.2
8.2
1.4
CONDITIONS
MIN
4.875
10
0.90
0.80
133.8
16.5
2.4
1.0
115
92
0.5
TYP
5.000
MAX
5.125
Ta=25°C
UNITS
V
V
V
V
µA
µA
Ω
µA
kH
Z
%
µA
V
V
µA
µA
V
%
ms
Maximum Input Voltage
Operation Start-up Voltage
Oscillation Start-up Voltage
Supply Current 1
Supply Current 2
Lx Switch- On Resistance
Lx Leakage Current
Osicillator Frequency
Maximum Duty Ratio
Stand-by Current
CE"High"Voltage
CE"Low"Voltage
CE"High"Current
CE"Low"Current
Lx Limit Voltage
Efficiency
Slow-Start Time
Measuring conditions: Unless otherwise specified, connect CE to V
OUT,
V
IN
=V
OUT
✕0.6,
I
OUT
=50mA. See Typical Application Circuits, Fig.3.
443
TOREX [ TOREX SEMICONDUCTOR ]
