參數(shù)資料
型號: LT1054C
廠商: Texas Instruments, Inc.
英文描述: SWITCHED-CAPACITOR VOLTAGE CONVERTERS WITH REGULATORS
中文描述: 開關(guān)與監(jiān)管電容電壓轉(zhuǎn)換器
文件頁數(shù): 21/26頁
文件大小: 444K
代理商: LT1054C
SLVS033F FEBRUARY 1990 REVISED NOVEMBER 2004
21
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
VCC
OSC
VREF
VOUT
HP5082-2810
VO = 5 V
IO = 0-200 mA
R2
200 k
R1
39.2 k
12 V
FB/SD
CAP+
GND
CAP
LT1054 #2
VCC
OSC
VREF
VOUT
LT1054 #1
CAP
GND
CAP+
FB/SD
5
μ
F
10
1/2 W
10
μ
F
0.002
μ
F
10
μ
F
20 k
200
μ
F
10
1/2 W
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 28. Regulating 200-mA +12-V to 5-V Converter
AD558
Digital
Input
VO = VI (Programmed)
LT1004-2.5
2.5 V
15 V
LT1054
VOUT
VREF
OSC
VCC
CAP
GND
CAP+
FB/SD
100
μ
F
10
μ
F
20 k
20 k
5
μ
F
Pin numbers shown are for the P package.
+
+
1
2
4
8
7
6
5
3
+
16
11
15
14
13
12
Figure 29. Digitally Programmable Negative Supply
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