參數(shù)資料
型號: LX1732
廠商: Microsemi Corporation
英文描述: High Current PFM Boost Converter
中文描述: 烤瓷高電流升壓轉換器
文件頁數(shù): 4/12頁
文件大?。?/td> 322K
代理商: LX1732
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
Copyright
2000
Rev. 1.1c, 2005-03-03
W
M
.
C
LX1732
High Current PFM Boost Converter
P
RODUCTION
D
ATA
S
HEET
I N T E G R A T E D P R O D U C T S
A P P L I C A T I O N C I R C U I T S
VCO
Shutdown
Gate Driver
Current
Sense
+
-
+
-
SW
SHDN
VC
LBI
GND
FB
LBO
IN
Band Gap
V
REF
= 1.200V
Ref = V
BG
/2
Logic
Control
Figure 2
– LX1732 Block Diagram
V
IN
V
OUT
LX1732
GND
VC
FB
SW
SHDN
IN
LBI
LBO
27
μ
H
UPS5817
20
μ
F
10V
316K
100K
316K
100K
20
μ
F
10V
Figure 3
– V
OUT
= 5.0V; I
OUT
= 150mA and V
LBI
= 2.5V
V
IN
V
OUT
LX1732
GND
VC
FB
SW
SHDN
IN
LBI
LBO
27
μ
H
UPS5817
20
μ
F
10V
174K
100K
100K
100K
20
μ
F
10V
Figure 4
– V
OUT
= 3.2V; I
OUT
= 250mA and V
LBI
= 1.2V
V
IN
LX1732
GND
VC
FB
SW
SHDN
IN
LBI
LBO
27
μ
H
UPS5817
20
μ
F
15
20
μ
F
15
15
15
15
237K
100K
Figure 5
– LX1732 driving 5 white LEDs in parallel
where V
OUT
> 3.6V; I
OUT
= 100mA.
A
P
P
L
I
C
A
T
I
O
N
S
相關PDF資料
PDF描述
LX1732CDU High Current PFM Boost Converter
LX1742 High Efficiency High Voltage Boost Controller
LX1744 Dual Output Boost ? LED Driver / LCD Bias
LX1744CLQ Dual Output Boost ? LED Driver / LCD Bias
LX1744CPW Dual Output Boost ? LED Driver / LCD Bias
相關代理商/技術參數(shù)
參數(shù)描述
LX1732-03 EVAL KIT 制造商:Microsemi Corporation 功能描述:DC:DC CONVERTER - Bulk
LX1732-05 EVAL KIT 制造商:Microsemi Corporation 功能描述:DC:DC CONVERTER - Bulk
LX1732CDU 功能描述:IC REG BOOST ADJ 0.2A 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:20 系列:SIMPLE SWITCHER® 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:12V 輸入電壓:4 V ~ 60 V PWM 型:電壓模式 頻率 - 開關:52kHz 電流 - 輸出:1A 同步整流器:無 工作溫度:-40°C ~ 125°C 安裝類型:通孔 封裝/外殼:16-DIP(0.300",7.62mm) 包裝:管件 供應商設備封裝:16-DIP 其它名稱:*LM2575HVN-12LM2575HVN-12
LX1734 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:1.0MHz Inverting DC/DC Converter
LX1734-01 EVAL KIT 制造商:Microsemi Corporation 功能描述:DC:DC CONVERTER - Bulk