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參數(shù)資料
| 型號： | XC6366D103MR |
| 廠商： | TOREX SEMICONDUCTOR LTD. |
| 英文描述： | PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |
| 中文描述： | 脈寬調(diào)制Controllde，PWM / PFM切換降壓直流/直流Converers |
| 文件頁數(shù)： | 8/21頁 |
| 文件大?。?/td> | 1675K |
| 代理商： | XC6366D103MR |
XC6365/6366
Series
710
PARAMETER
Output Voltage
Maximum Input Voltage
U.V.L.O. Voltage
(Minimum Operating Voltage)
Supply Current 1
SYMBOL
V
OUT
V
IN
CONDITIONS
MIN.
2.975
10.0
TYP.
3.000
-
MAX. UNITS
3.075
-
Same as I
DD1
,
Voltage which EXT/pin voltage holding “H” level
No external components, CE=V
IN
, V
OUT
=0V
No external components,
CE=V
DD
, FB=1.2V
No external components, CE=FB=0V
Measuring of EXT/ waveform,
V
IN
=output voltage + 0.1V
MAXDTY
PFMDTY
No load (XC6366 only)
No external components, FB=0V,
Voltage which EXT/pin voltage holding “L” level
No external components, V
OUT
=0V,
Voltage which EXT/pin voltage holding “H” level
R
EXTBH
Same as I
DD2
, V
EXT/=
V
IN
-0.4V
R
EXTBL
Same as I
DD1
, V
EXT/=
0.4V
Use of a XP162A12A6
transistor recommended
Connect R
SS
, C
SS
, CE, 0V
→
3.0V
(When V
IN
≦
3.0V, V
IN
=3.0V)
V
V
V
UVLO
0.9
-
2.2
V
I
DD1
-
-
-
-
55
55
15
-
100
100
27
0.5
μ
A
μ
A
μ
A
μ
A
XC6365
XC6366
Supply Current 2
I
DD2
Stand-by Current
ISTB
Oscillation Frequency
FOSC
255
300
345
kHz
Maximum Duty Ratio
PFM Duty Ratio
100
15
-
-
%
%
25
35
CE "High" Voltage
V
CEH
0.65
-
-
V
CE "Low" Voltage
V
CEL
-
-
0.20
V
EXT "High" ON Resistance
EXT "Low" ON Resistance
-
-
17
15
24
20
μ
A
μ
A
Efficiency
EFFI
-
92
-
%
Soft-Start Time
T
SS
5
10
20
msec
XC6365A103MR, XC6366A103MR
Conditions: 1. Unless otherwise stated, connect external components. V
IN
=V
DD
= 4.5V, I
OUT
= 200mA
2. XC6365/66C series external components: C
SS
=0.033
μ
F, R
SS
=470k
Ω
3. R
FB1
= 400k
Ω
, R
FB2
= 200k
Ω
, CFB = 100ppF
(V
OUT
=3.0V, FOSC=300kHz)
Ta=25
℃
■
ELECTRICAL CHARACTERISTICS (Continued)
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