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參數(shù)資料
| 型號： | 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 |
| 文件頁數(shù)： | 10/18頁 |
| 文件大?。?/td> | 318K |
| 代理商： | LTC3620EDC#PBF |
LTC3620
18
3620fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 0810 REV A PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC3631/LTC3631-3.3/
LTC3631-5
45V, 100mA (IOUT), Ultralow Quiescent Current Synchronous
Step-Down DC/DC Converter
VIN: 4.5V to 45V (60VMAX), VOUT(MIN) = 0.8V,
IQ = 12μA, ISD < 1μA, 3mm × 3mm DFN Package, MSOP-8E
LTC3632
50V, 20mA (IOUT), Ultralow Quiescent Current Synchronous
Step-Down DC/DC Converter
VIN: 4.5V to 50V (60VMAX), VOUT(MIN) = 0.8V,
IQ = 12μA, ISD < 1μA, 3mm × 3mm DFN Package, MSOP-8E
LTC3642/LTC3642-3.3/
LTC3642-5
45V, 50mA (IOUT), Ultralow Quiescent Current Synchronous
Step-Down DC/DC Converter
VIN: 4.5V to 45V (60VMAX), VOUT(MIN) = 0.8V,
IQ = 12μA, ISD < 1μA, 3mm × 3mm DFN Package, MSOP-8E
LTC3405A/LTC3405AB 300mA IOUT, 1.5MHz, Synchronous Step-Down DC/DC Converter
95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V,
IQ = 20μA, ISD < 1μA, ThinSOT Package
LTC3406A/LTC3406AB 600mA IOUT, 1.5MHz, Synchronous Step-Down DC/DC Converter
96% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V,
IQ = 20μA, ISD < 1μA, ThinSOT Package
LTC3407A/LTC3407A-2 Dual 600mA/800mA IOUT, 1.5MHz/2.25MHz, Synchronous
Step-Down DC/DC Converter
95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V,
IQ = 40μA, ISD < 1μA, MS10E, DFN Packages
LTC3409
600mA IOUT, 2.25MHz, Synchronous Step-Down DC/DC Converter 96% Efciency, VIN: 1.6V to 5.5V, VOUT(MIN) = 0.6V,
IQ = 65μA, ISD < 1μA, DFN Package
LTC3410/LTC3410B
300mA IOUT, 2.25MHz, Synchronous Step-Down DC/DC Converter 95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V,
IQ = 26μA, ISD < 1μA, SC70 Package
LTC3411A
1.25A IOUT, 4MHz, Synchronous Step-Down DC/DC Converter
95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V,
IQ = 60μA, ISD < 1μA, MS10, DFN Packages
LTC3548
Dual 400mA/800mA IOUT, 2.25MHz, Synchronous Step-Down
DC/DC Converter
95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V,
IQ = 40μA, ISD < 1μA, MS10, DFN Packages
LTC3561A
1A IOUT, 4MHz, Synchronous Step-Down DC/DC Converter
95% Efciency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V,
IQ = 240μA, ISD < 1μA, 3mm × 3mm DFN Package
TYPICAL APPLICATIONS
High Efciency Low Power Step-Down Converter,
LTC3620-1 Internally Programmed, 1.1VOUT
Efciency vs Load Current
Efciency vs VIN
VIN
RUN
1μF
CER
2.2μF
CER
LOBATB
VIN
2.9V TO 5.5V
VOUT
1.1V
3620 TA04a
1M
22μH
LTC3620-1
SW
VFB
FMIN/MODE
GND
LOAD CURRENT (mA)
0.1
40
EFFICIENCY
(%)
50
60
70
80
110
3620 G21
30
20
10
0
90
100
VIN = 3V
VIN = 3.6V
VIN = 5.5V
TA = 25°C
VOUT = 1.1V
FMIN/MODE = 0V
VIN (V)
2.5
0
EFFICIENCY
(%)
10
30
40
50
100
70
3.5
4.5
3620 TA04c
20
80
90
60
5.5
6.5
IOUT = 500μA
IOUT = 1mA
IOUT = 10mA
TA = 25°C
VOUT = 1.1V
FMIN/MODE = 0V
相關(guān)PDF資料 |
PDF描述 |
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| 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 |
| LTC3625EDE-1#TRPBF | POWER SUPPLY SUPPORT CKT, PDSO12 |
| LTC3625IDE-1#PBF | POWER SUPPLY SUPPORT CKT, PDSO12 |
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參數(shù)描述 |
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