參數(shù)資料
型號(hào): LT1054C
廠商: Texas Instruments, Inc.
英文描述: SWITCHED-CAPACITOR VOLTAGE CONVERTERS WITH REGULATORS
中文描述: 開(kāi)關(guān)與監(jiān)管電容電壓轉(zhuǎn)換器
文件頁(yè)數(shù): 20/26頁(yè)
文件大?。?/td> 444K
代理商: LT1054C
SLVS033F FEBRUARY 1990 REVISED NOVEMBER 2004
20
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
1N5817
1N914
2N2219
R2
125 k
R2
125 k
R1
20 k
1N914
(All)
VI
3.5 V to 5.5 V
FB/SD
CAP+
GND
CAP
VCC
OSC
VREF
VOUT
LT1054
+
VREF
LTC1044
VOUT
OSC
VCC
CAP
GND
CAP+
FB/SD
VO
1
μ
F
1
μ
F
3 k
100
μ
F
5
μ
F
10
μ
F
20 k
0.002
μ
F
VI = 3.5 V to 5.5 V
VO = 5 V
IO MAX = 50 mA
Pin numbers shown are for the P package.
R2
R1
V
OUT
VREF
2
40 mV
1
R1
V
OUT
1.21 V
1
+
1
2
4
8
7
6
5
3
1
2
4
8
7
6
5
3
+
+
+
+
Figure 27. 3.5-V to 5-V Regulator
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