参数资料
型号: LT3663EDCB#TRMPBF
厂商: Linear Technology
文件页数: 16/16页
文件大小: 0K
描述: IC REG BUCK ADJ 1.2A 8DFN
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 33.12 V
输入电压: 7.5 V ~ 36 V
PWM 型: 电流模式
频率 - 开关: 1.5MHz
电流 - 输出: 1.2A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 8-DFN(3x2)
产品目录页面: 1332 (CN2011-ZH PDF)
其它名称: LT3663EDCB#TRMPBFDKR
LT3663
TYPICAL APPLICATION
3.3V Step-Down Converter
Efficiency
V IN
7.5V TO 36V
C1
4.7μF
V IN
BOOST
LT3663
C3
0.1μF
100
90
V IN = 8V
ON OFF
RUN
SW
D1
L
4.7μH
80
70
V IN = 15V
V IN = 30V
R ILIM
28.7k
I LIM
I SENSE
V OUT
FB
R1
316k
C2
22μF
V OUT
3.3V
1.2A
60
50
40
D1: DIODES INC, DFLS240
L: TDK, VLCF5020T-4R7N1R7-1
GND
3663 TA03
R2
100k
30
0.1
0.3
0.5 0.7 0.9
OUTPUT CURRENT (A)
1.1
1.3
3663 TA06
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3mm × 3mm DFN, TSSOP16E Packages
V IN : 3.6V to 36V, V OUTMAX = 0.8V, I Q = 1.9mA, I SD <1μA,
2mm × 3mm DFN Package
V IN : 3.3V to 25V, V OUTMAX = 0.8V, I Q = 3.7mA, I SD <10μA,
TSSOP-20E Package
V IN : 3.6V to 20V, V OUTMAX = 0.78V, I Q = 1.9mA, I SD <1μA,
2mm × 3mm DFN, Package
V IN : 3.6V to 36V, V OUTMAX = 0.78V, I Q = 2mA, I SD <2μA,
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V IN : 3.6V to 25V, V OUTMAX = 0.8V, I Q = 3.8mA, I SD <30μA,
4mm × 5mm DFN Package
V IN : 3.6V to 36V, V OUTMAX = 0.8V, I Q = 4.3mA, I SD <1μA,
4mm × 4mm QFN, TSSOP16E Packages
V IN : 3.3V to 25V, V OUTMAX = 0.8V, I Q = 3.7mA, I SD <10μA,
TSSOP-20E Package
Dual 400mA + 800mA, 2.25 MHz Syncronous Step-Down DC/DC Converter V IN : 2.5V to 5.5V, V OUTMAX = 0.6V, I Q = 40μA, I SD <1μA,
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BurstMode is a registered trademark of Linear Technology Corporation.
1630 McCarthy Blvd., Milpitas, CA 95035-7417 For more (408) 432-1900 ● FAX : (408) 434-0507 Corporation information
3663fc
LT 0513 REV C ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2009
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