參數(shù)資料
型號(hào): LTC3529EDCB#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, PDSO8
封裝: 2 X 3 MM, 0.75 MM PITCH, LEAD FREE, PLASTIC, DFN-8
文件頁數(shù): 2/12頁
文件大小: 206K
代理商: LTC3529EDCB#PBF
LTC3529
10
3529fb
20ms/DIV
3529 TA02b
VOUT
5V/DIV
LOAD
CURRENT
1A/DIV
FAULT
2V/DIV
20ms/DIV
3529 TA02c
VOUT
5V/DIV
LOAD
CURRENT
1A/DIV
FAULT
2V/DIV
TYPICAL APPLICATIONS
2 Alkaline Cells to 5V at 350mA
2 Alkaline Cells to 5V Efciency
3529 TA03a
LTC3529
VIN
SW
CIN
3.3μF
2-CELL
ALKALINE
1.8V
TO
3.2V
VOUT, 5V
270Ω
L1*
4.7μH
*L1: SUMIDA CDRH5D16NP
FAULT SNSGND
RST
VOUT
SHDN
PGND
COUT
6.8μF
ON
OFF
AUTO-RESTART
ON
OFF
+
Li-Ion Battery to 5V at 100mA or 500mA for USB OTG Host Supply
3529 TA02a
LTC3529
VIN
SW
VOUT, 5V
1.8V
1M
L1*
4.7μH
*L1: SUMIDA CDRH5D16NP
FAULT SNSGND
RST
VOUT
SHDN
PGND
COUT
6.8μF
ON
OFF
AUTO-RESTART
ON
OFF
3.3μF
TO μP
Li-Ion
2.5V
TO
4.2V
+
Overcurrent Event
VRST High
Overcurrent Event
VRST Low
LOAD CURRENT (mA)
1
1000
100
10
3529 TA03b
VIN = 3V
VIN = 1.8V
VIN = 3V
VIN = 1.8V
COUT = 6.8μF
INDUCTOR = 4.7μH,
COOPER BUSSMANN SD25-4R7
POWER
LOSS
(W)
0.7
0.6
0
0.5
0.4
0.3
0.2
0.1
POWER LOSS
EFFICIENCY
(%)
100
90
80
70
0
10
20
30
60
50
40
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