參數(shù)資料
型號(hào)： LTC3620EDC#PBF
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
封裝： 2 X 2 MM, LEAD FREE, PLASTIC, DFN-8
文件頁(yè)數(shù)： 7/18頁(yè)
文件大?。?/td> 318K
代理商： LTC3620EDC#PBF
LTC3620
15
3620fa
TYPICAL APPLICATIONS
High Efciency Low Power Step-Down Converter,
Externally Programmed fMIN
Efciency vs Load Current
Efciency vs VIN
VIN
RUN
1μF
CER
1μF
CER
LOBATB
VIN
2.9V TO 5.5V
VOUT
1.1V
523k
3620 TA03a
432k
1M
22μH
22pF
LTC3620
SW
VFB
FMIN/MODE
GND
Spectral Content,
FMIN/MODE = 20kHz Clock
Spectral Content,
FMIN/MODE = 100kHz Clock
Spectral Content,
FMIN/MODE = 200kHz Clock
LOAD CURRENT (mA)
0.1
40
EFFICIENCY
(%)
50
60
70
80
110
3620 TA03b
30
20
10
0
90
100
fMIN = 20kHz
fMIN = 100kHz
fMIN = 200kHz
TA = 25°C
VIN = 3.6V
VOUT = 1.1V
2.99kHz/DIV
3620 TA03d
RBW = 3Hz
VOUT = 1.1V
VIN = 3.6V
IOUT = 500μA
TA = 25°C
–60
–40
–80
–100
POWER
RA
TIO
(dBm)
–120
–140
20.0kHz
–64.9dBm
1kHz
30kHz
14.9kHz/DIV
3620 TA03e
VOUT = 1.1V
VIN = 3.6V
IOUT = 1mA
TA = 25°C
–60
–40
–80
–100
POWER
RA
TIO
(dBm)
–120
–140
99.9kHz
–59.9dBm
1kHz
150kHz
21.9kHz/DIV
3620 TA03f
VOUT = 1.1V
VIN = 3.6V
IOUT = 1mA
TA = 25°C
–60
–40
–80
–100
POWER
RA
TIO
(dBm)
–120
–140
199.7kHz
1kHz
220kHz
VIN (V)
2.5
0
EFFICIENCY
(%)
10
30
40
50
100
70
3.5
4.5
3620 TA03c
20
80
90
60
5.5
6.5
IOUT = 500μA
IOUT = 1mA
IOUT = 10mA
TA = 25°C
VOUT = 1.1V
fMIN = 200kHz
相關(guān)PDF資料
PDF描述
LTC3620EDC#TRMPBF SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
LTC3620EDC-1#PBF SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
LTC3620EDC-1#TRPBF SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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