參數(shù)資料
型號(hào): SC1189SWTR
廠商: Semtech Corporation
英文描述: Programmable synchronous DC/DC Converter, Dual LDO Controller
中文描述: 可編程同步DC / DC轉(zhuǎn)換器,雙LDO控制器
文件頁數(shù): 5/16頁
文件大小: 313K
代理商: SC1189SWTR
5
2004 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
Block Diagram
SC1189
ERROR
AMP
1.25V FET
+
-
CURRENT
OSCILLATOR
70mV
REF
GATE1
VOSENSE
VID2
VID1
VID0
REF
LDOEN
PWRGD
VID3
LEVEL SHIFT AND
OPEN
VID25MV
R
S
Q
+
-
+
-
+
-
SHOOT-THRU
CONTROL
AGND
2.5V FET
D/A
SYNCHRONOUS
+
-
LDOS1
CS+
EN
CS-
VCC
LDOS2
GATE2
LDOV
AGND
PGNDH
BSTH
DL
PGNDL
BSTL
DH
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