參數(shù)資料
型號(hào): LT1054IDW
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, SOIC-16
文件頁(yè)數(shù): 13/30頁(yè)
文件大?。?/td> 607K
代理商: LT1054IDW
LT1054
SWITCHED-CAPACITOR VOLTAGE CONVERTERS
WITH REGULATORS
SLVS033F FEBRUARY 1990 REVISED NOVEMBER 2004
20
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
1N5817
1N914
2N2219
R2
125 k
Ω
R2
125 k
Ω
R1
20 k
Ω
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
μF
1
μF
3 k
Ω
100
μF
5
μF
10
μF
20 k
Ω
0.002
μF
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
V
REF
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
相關(guān)PDF資料
PDF描述
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