XC9511 Series
■ELECTRICAL CHARACTERISTICS
XC9511xxxCSx
Topr=25℃
●Common Characteristics
CIRCUIT
PARAMETER
Supply Current 1
Supply Current 2
Input Voltage Range
SYMBOL
CONDITIONS
VIN=CE=DCOUT=5.0V
MIN.
TYP.
250
300
-
MAX.
310
360
6.0
UNITS
IDD1
IDD2
VIN
-
-
μA
μA
V
1
1
-
VIN=CE=5.0V, DCOUT=0V
2.4
●DC/DC Converter (1.5V product)
Topr=25℃
CIRCUIT
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
1.530
UNITS
V
Connected to the external components
IDOUT=30mA
Output Voltage
DCOUT(E)
FOSC
1.470
1.500
3
3
Connected to the external components
IDOUT=10mA
Oscillation Frequency
1.02
1.20
1.38
MHz
Maximum Duty Ratio
Minimum Duty Ratio
PFM Duty Ratio
MAXDUTY
MINDUTY
DCOUT=0V
100
-
-
-
-
%
%
4
4
DCOUT=VIN
0
Connected to the external components
No load
PFMDUTY
21
30
38
%
3
* XC9511D/E/F
U.V.L.O. Voltage (*1)
LX SW ‘High’ ON Resistance (*2)
VUVLO
RLXH
Connected to the external components
DCOUT=0V, LX=VIN-0.05V
Connected to the external components,
VIN=5.0V
1.00
-
1.40
0.5
1.78
0.9
V
3
5
Ω
LX SW ‘Low’ ON Resistance
RLXL
-
0.5
0.9
Ω
3
LX SW ‘High’ Leak Current (*11)
LX SW ‘Low’ Leak Current (*11)
Maximum Output Current
Current Limit (*8)
IleakH
IleakL
Imax1
Ilim1
VIN=LX=6.0V, CE=0V
-
-
0.05
0.05
-
1.00
μA
μA
mA
A
11
11
3
VIN=6.0V, LX=CE=0V
1.00
Connected to the external components
800
1.0
-
-
1.1
6
Connected to the external components
IDOUT=100mA
Efficiency (*3)
EFFI
-
-
90
±100
5
-
%
3
3
Output Voltage
U DCOUT
IDOUT=30mA
ppm/
-
△Topr・DCOUT
℃
Temperature Characteristics
-40℃≦Topr≦85℃
Connected to the external components,
CE=0VtVIN, IDOUT=1mA
Soft-Start Time
TSS
Tlat
2
-
10
25
ms
ms
3
Connected to the external components,
Latch Time (*4, 9)
8
10
VIN=CE=5.0V, Short DCOUT by 1Ωresistor
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