XC6365/6366 Series
■ABSOLUTE MAXIMUM RATINGS
Ta = 25℃
PARAMETER
VIN Pin Voltage
VOUT Pin Voltage
FB Pin Voltage
CE Pin Voltage
EXT/ Pin Voltage
EXT/ Pin Current
SYMBOL
VDD
VOUT
VFB
VCE
VEXT/
IEXT/
RATINGS
-0.3 ~ +12
-0.3 ~ VIN +0.3
-0.3 ~ VIN +0.3
-0.3 ~ VIN +0.3
-0.3 ~ VIN +0.3
±100
150
-30 ~ +80
-40 ~ +125
UNITS
V
V
V
V
V
mA
mW
℃
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Pd
Topr
Tstg
℃
Note: Voltage is all ground standardized.
■ELECTRICAL CHARACTERISTICS
XC6365A333MR, XC6366A333MR
(VOUT=3.3V, FOSC=300kHz)
Ta=25℃
PARAMETER
Output Voltage
Maximum Input Voltage
U.V.L.O. Voltage
SYMBOL
VOUT
CONDITIONS MIN.
TYP. MAX. UNITS
3.218 3.300 3.383
10.0
V
V
VIN
-
-
Same as IDD1,
VUVLO
IDD1
0.9
-
2.2
V
(Minimum Operating Voltage)
Supply Current 1
Voltage which EXT/pin voltage holding “H” level
No external components, CE=VDD, VOUT=0V
-
-
-
-
57
57
15
-
102
102
27
μA
μA
μA
μA
No external components,
XC6365
XC6366
Supply Current 2
Stand-by Current
IDD2
CE=VOUT=VDD
ISTB
No external components, CE=VOUT=0V
Measuring of EXT/ waveform,
VIN=output voltage + 0.1V
0.5
Oscillation Frequency
FOSC
MAXDTY
PFMDTY No load (XC6366 only)
255
300
345
kHz
Maximum Duty Ratio
PFM Duty Ratio
100
15
-
25
-
35
%
%
No external components, VOUT=0V,
CE "High" Voltage
VCEH
0.65
-
-
V
Voltage which EXT/pin voltage holding “L” level
No external components, VOUT=0V,
Voltage which EXT/pin voltage holding “H” level
Same as IDD2, VEXT/=VDD-0.4V
Same as IDD1, VEXT/=0.4V
CE "Low" Voltage
VCEL
-
-
0.20
V
EXT "High" ON Resistance
EXT "Low" ON Resistance
REXTBH
REXTBL
-
-
16
14
22
19
μA
μA
Use of a XP162A12A6 transistor
recommended
Connect RSS, CSS, CE, 0V→ 3.0V
(When VIN≦3.0V, VIN=3.0V)
Efficiency
EFFI
TSS
-
92
-
%
msec
Soft-Start Time
5
10
20
Conditions: 1. Unless otherwise stated, connect external components. VIN=VDD = 5.0V, IOUT = 220mA
2. XC6365/66C series external components: CSS=0.033μF, RSS=470kΩ
708
TOREX [ Torex Semiconductor ]
