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參數(shù)資料
| 型號(hào)： | LX1910-CDUT |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.8 A SWITCHING REGULATOR, 1325 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | PLASTIC, MSOP-8 |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 602K |
| 代理商： | LX1910-CDUT |
LX1910
PRELIMINARY DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
WWW
.Microse
m
i
.CO
M
High Frequency Step Down Regulator
I N T E GR A T ED
PRODUCT S
Copyright
2000
Rev. 0.9a, 2004-04-16
SIMPLIFIED BLOCK DIAGRAM
Switching
Logic
I Limit
PVIN
SW
SHDN
Shutdown
Logic
Thermal
Shutdown
OSC
Skip
Mode
COMP
FB
REF
AVIN
AGND
PGND
Figure 1–
Simplified Block Diagram
APPLICATION CIRCUITS
V
OUT = 1.6V
V
IN = 5V
ON OFF
LX1910
AVIN
FB
SW
PVIN
AGND PGND COMP
100pF
732k
22pF
100k
274k
10
F
4.7
H
4.7
F
7.32k
Figure 2 –
Typical Application For A 1.6V Output Voltage
V
OUT = 2.5V
V
IN = 3V to 5V
ON OFF
LX1910
AVIN
FB
SW
PVIN
AGND PGND COMP
100pF
732k
22pF
158k
137k
10
F
4.7
H
4.7
F
7.32k
Figure 3 –
Typical Application For A 2.5V Output Voltage
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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