參數(shù)資料
型號: SC2441EVB
廠商: Semtech Corporation
英文描述: Very Low Input Voltage 2-Phase Synchronous Step-down Controllers with Step-up Converter
中文描述: 非常低的輸入電壓2相同步降壓與升壓轉換器控制器
文件頁數(shù): 9/35頁
文件大?。?/td> 733K
代理商: SC2441EVB
9
2005 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
Block Diagram
SC2441
Figure 3
Figure 4
FB3
PH3
COMP3
8
Step-up Converter Functional Diagram
EA3
+
SLOPE
COMP
+
R
S
Q
PWM3
+
CLK
-
-
+
1.25V
+
-
ISEN3
ILIM3
+
-
14mV
Σ
PGND
24
27
7
7m
OL
0.47V/3.25V
S
Q
R
+
-
0.6V/0.9V
DSBL
2μΑ
3μΑ
FB
SS/EN
FAULT
0.36V
Details of the Soft-start and
Overload Hiccup Control Circuit
相關PDF資料
PDF描述
SC2441ITSTRT Very Low Input Voltage 2-Phase Synchronous Step-down Controllers with Step-up Converter
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相關代理商/技術參數(shù)
參數(shù)描述
SC2441ITSTRT 制造商:Semtech Corporation 功能描述:Controller IC
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SC2442H 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:High Performance Wide Input Range Dual Synchronous Buck Controller
SC2442HITSTR 制造商:Semtech Corporation 功能描述:
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