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參數(shù)資料
| 型號(hào)： | XC9508_1 |
| 廠商： | TOREX SEMICONDUCTOR LTD. |
| 英文描述： | Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator in Series Plus Voltage Detector |
| 中文描述： | 同步降壓型DC / DC轉(zhuǎn)換器，配有穩(wěn)壓器在系列脈沖電壓檢測(cè)器調(diào)節(jié)器 |
| 文件頁(yè)數(shù)： | 4/38頁(yè) |
| 文件大?。?/td> | 2943K |
| 代理商： | XC9508_1 |
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4/38
XC9508
Series
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNITS
CIRCUIT
Supply Current 1
Supply Current 2
Stand-by Current (*1)
I
DD
1
I
DD
2
I
STB
V
IN
=CE=D
COUT
=5.0V
V
IN
=CE=5.0V, D
COUT
=0V
V
IN
=6.5V, CE=0V
-
-
-
250
300
0.5
310
360
2.5
μ
A
μ
A
μ
A
V
1
1
1
Input Voltage Range
V
IN
2.4
-
6.0
-
CE ‘H’ Level Voltage
V
CEH
0.6
-
V
DD
V
3
CE ‘L’ Level Voltage
CE ‘H’ Level Current
V
CEL
I
CEH
V
SS
- 0.1
-
-
0.25
0.1
V
3
1
μ
A
CE ‘L’ Level Current
I
CEL
- 0.1
-
0.1
μ
A
V
1
MODE 'H' Level Voltage
*XC9508A
VMH
0.6
-
V
DD
2
MODE 'H' Level Voltage
*XC9508C
MODE 'L' Level Voltage
*XC9508A
VMH
VML
0.6
V
SS
-
-
V
DD
0.25
V
V
3
2
MODE 'L' Level Voltage
*XC9508C
VML
V
SS
-
0.25
V
3
MODE 'H' Level Current
IMH
- 0.1
-
0.1
μ
A
1
MODE 'L' Level Current
IML
- 0.1
-
0.1
μ
A
1
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNITS
CIRCUIT
Supply Current 1 *XC9508A
I
DD
_DC1
V
IN
=CE=D
COUT
=5.0V
-
200
280
μ
A
1
Supply Current 2 *XC9508A
PFM Supply Current 1 * 9508C
I
DD
_DC2
I
DD
_PFM1
VI
N
=CE=5.0V, D
COUT
=0V
V
IN
=CE=D
COUT
=5.0V
250
250
330
310
μ
A
μ
A
1
1
PFM Supply Current 2 * 9508C
I
DD
_PFM2
V
IN
=CE=5.0V, D
COUT
=0V
300
360
μ
A
1
Output Voltage
DC
OUT
(E)
Connected to the external components,
I
DOUT
=30mA
2.156
2.200
2.244
V
3
Oscillation Frequency
F
OSC
Connected to the external components,
I
DOUT
=10mA
D
COUT
=0V
1.02
1.20
1.38
MHz
3
Maximum Duty Ratio
MAXDUTY
100
-
-
%
4
Minimum Duty Ratio
MINDUTY
D
COUT
=V
IN
-
-
0
%
4
PFM Duty Ratio
PFMDUTY
Connected to the external components,
No load
Connected to the external components
21
30
38
%
3
U.V.L.O. Voltage (*2)
VUVLO
1.00
1.40
1.78
V
3
LX SW ‘High’ ON Resistance (*3)
RLXH
D
COUT
=0V, LX=V
IN
-0.05V
-
0.5
0.9
Ω
5
LX SW ‘Low’ ON Resistance
RLXL
Connected to the external components,
V
IN
=5.0V
-
0.5
0.9
Ω
3
LX SW ‘High’ Leak Current (*12)
IleakH
V
IN
=LX=6.0V, CE=0V
-
0.05
1.00
μ
A
11
LX SW ‘Low’ Leak Current (*12)
IleakL
V
IN
=6.0V, LX=CE=0V
-
0.05
1.00
μ
A
mA
A
11
Maximum Output Current
Current Limit (*9)
Imax1
Ilim1
Connected to the external components
600
1.0
-
-
-
3
6
1.1
Efficiency (*4)
EFFI
Connected to the external components,
I
DOUT
=100mA
I
DOUT
=30mA
-
90
-
%
3
Output Voltage
Temperature Characteristics
U
DC
OUT
(
U
Topr
D
COUT
)
-40
℃≦
Topr
≦
85
℃
Connected to the external components,
CE=0V
t
V
IN
, I
DOUT
=1mA
-
±
100
-
ppm/
℃
3
Soft-Start Time
TSS
2
5
10
ms
3
Latch Time (*5, 10)
Tlat
Connected to the external components,
V
IN
=CE=5.0V, Short D
COUT
by 1
Ω
resistor
-
8
25
ms
10
■
ELECTRICAL CHARACTERISTICS
XC9508xxxCAx
●
Common Characteristics
Topr=25
℃
●
DC/DC Converter (2.2V product)
Topr=25
℃
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| XC9509A033AL | Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator in Parallel Plus Voltage Detector |
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| XC9509A033DL | Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator in Parallel Plus Voltage Detector |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| XC9508AXXXXX | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator plus Voltage Detector |
| XC9508CXXXXX | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator plus Voltage Detector |
| XC9508X15XXX | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator plus Voltage Detector |
| XC9508XXX3XX | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator plus Voltage Detector |
| XC9508XXX6XX | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator plus Voltage Detector |
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