參數(shù)資料
型號: LT1054
廠商: Linear Technology Corporation
英文描述: Switched-Capacitor Voltage Converter with Regulator(帶穩(wěn)壓器的開關(guān)電容電壓轉(zhuǎn)換器)
中文描述: 開關(guān)電容電壓轉(zhuǎn)換器穩(wěn)壓器(帶穩(wěn)壓器的開關(guān)電容電壓轉(zhuǎn)換器)
文件頁數(shù): 12/16頁
文件大?。?/td> 281K
代理商: LT1054
12
LT1054/LT1054L
TYPICAL APPLICATIO
S
N
U
3.5V to 5V Regulator
Regulating 200mA, 12V to –5V Converter
Digitally Programmable Negative Supply
20k
V
OUT
= –V
IN
(PROGRAMMED)
100
μ
F
20k
15V
LT1004-2.5
2.5V
LT1054 TA12
AD558
16
11
14
DIGITAL
INPUT
13
12
10
μ
F
5
μ
F
+
+
+
LT1054
GND
FB/SHDN
CAP
+
CAP
V
+
OSC
V
REF
V
OUT
0.002
μ
F
HP5082-2810
V
OUT
= –5V
I
OUT
= 0mA to 200mA
12V
R1
39.2k
R2
200k
20k
10
1/2W
LT1054 TA11
10
1/2W
10
μ
F
+
5
μ
F
200
μ
F
10
μ
F
+
+
+
LT1054 #1
GND
FB/SHDN
CAP
+
CAP
)
V
+
OSC
V
REF
V
OUT
LT1054 #2
GND
FB/SHDN
CAP
+
CAP
V
+
OSC
V
REF
V
OUT
REFER TO FIGURE 5
R2
=
+ 1
|
V
OUT
|
)
V
REF
2
– 40mV
)
)
+ 1 ,
|
V
OUT
|
1.21V
5
μ
F
100
μ
F
20k
1N914
R1
20k
1N914
V
IN
= 3.5V TO 5.5V
V
OUT
= 5V
I
OUT(MAX)
= 50mA
1N914
1N5817
V
IN
3.5V TO 5.5V
LT1054 TA10
LTC1044
1
2
3
4
8
7
6
5
1
μ
F
1
μ
F
0.002
μ
F
R2
125k
3k
1N914
R2
125k
2N2219
V
OUT
= 5V
+
10
μ
F
+
+
+
+
+
LT1054
GND
FB/SHDN
CAP
+
CAP
V
+
OSC
V
REF
V
OUT
相關(guān)PDF資料
PDF描述
LT1054L Switched-Capacitor Voltage Converter with Regulator(帶穩(wěn)壓器的開關(guān)電容電壓轉(zhuǎn)換器)
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