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參數(shù)資料
| 型號： | XC651A1004VR |
| 廠商： | TOREX SEMICONDUCTOR LTD. |
| 英文描述： | CMOS Low Power Consumption |
| 中文描述： | CMOS低功耗 |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 216K |
| 代理商： | XC651A1004VR |
1. PFM DC/DC
Ta=25
O
C
CIRCUIT
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Output Voltage
V
OUT
Ext. components connected
2.438 2.500 2.563
V
1
Operating Voltage
V
IN
-
-
6.0
V
-
Operating Start-Up Voltage
V
ST
Ext. components connected, I
OUT
=1mA
-
0.8
0.9
V
1
Operating Hold Voltage
V
HLD
Ext. components connected, I
OUT
=1mA
0.7
-
-
V
1
Supply Current 1
I
DD
1
Output Voltage x 0.95 applied to V
OUT
-
35.0
56.9
μ
A
2
Supply Current 2
I
DD
2
Output Voltage + 0.5V applied to V
OUT
-
2.5
5.0
μ
A
2
Lx Switch ON Resistance
R
SWON
Output Voltage x 0.95 applied to V
OUT
,V
LX
=0.4V
-
9.1
13.7
2
Lx Leak Current
I
LXL
No ext. components, V
OUT
=V
LX
=10V
-
-
1.0
μ
A
3
Output Voltage x 0.95 applied to V
OUT
, Output Voltage applied to L
X
,
When the oscillator frequency is more than double
EXT H ON Resistance
R
EXTH
Output Voltage x 0.95 applied to V
OUT
, V
EXT
=V
OUT
- 0.4V
-
140
210
2
EXT L ON Resistance
R
EXTL
Output Voltage x 0.95 applied to V
OUT
, V
EXT
=0.4V
-
140
210
2
Duty Ratio 1
DTY1
Output Voltage x 0.95 applied to V
OUT
, EXT waveform measurement
70
75
80
%
2
Duty Ratio 2
DTY2
Ext. components connected, I
OUT
=1mA, LX ON time measurement
-
62
-
%
1
Max Oscillator Frequency
MAXF
OSC
Output Voltage x 0.95 applied to V
OUT
, EXT waveform measurement
85
100
115
kHz
2
Stand-by Current
I
STB
Output Voltage x 0.95 applied to V
OUT
, V
EN
=0V
-
0.2
1.0
μ
A
2
EN H Voltage
V
ENH
Output Voltage x 0.95 applied to V
OUT
, EXT oscillation judgement
0.7
-
-
V
4
EN L Voltage
V
ENL
Output Voltage x 0.95 applied to V
OUT
, EXT stopped judgement
-
-
0.2
V
4
EN H Current
I
ENH
Output Voltage x 0.95 applied to V
OUT
, V
EN
=V
OUT
-
-
0.25
μ
A
4
EN L Current
I
ENL
Output Voltage x 0.95 applied to V
OUT
, V
EN
=0V
-
-
- 0.25
μ
A
4
Efficiency
(note 1)
EFFI
Ext. components connected
-
70
-
%
1
Conditions : Unless indicated, connect EN to V
OUT
, V
IN
=Output Voltage x 0.6, I
OUT
=10mA
Note : 1. EFFI={ [ (output voltage) x (output current) ] / [ (input voltage) x (input current) ] } x 100
-
Lx Control Voltage
V
LXLMT
0.7
1.1
V
2
675
10
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