参数资料
型号: LT3505IMS8E#PBF
厂商: Linear Technology
文件页数: 24/24页
文件大小: 0K
描述: IC REG BUCK ADJ 1.2A 8MSOP
标准包装: 50
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.78 V ~ 33.8 V
输入电压: 3.6 V ~ 36 V
PWM 型: 电流模式
频率 - 开关: 200kHz ~ 3.01MHz
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-TSSOP,8-MSOP(0.118",3.00mm 宽)裸露焊盘
包装: 管件
供应商设备封装: 8-MSOP-EP
LT3505
TYPICAL APPLICATIONS
300kHz, 3.3V Step-Down Converter
V IN
4V TO 36V
ON OFF
V IN
SHDN
LT3505
BOOST
SW
1N4148
0.47 μ F 22 μ H
36.5k
100pF
V OUT
3.3V
1A, V IN > 5V
1.2A, V IN > 8.5V
FB
R T
GND
V C
MBRM140
11.3k
68 μ F
KEMET
A700D686M010ATE015
2.2 μ F
226k
100k
150pF
3505 TA06
RELATED PARTS
PART NUMBER
LT1766
LT1767
LT1933
LT1936
LT1940
LT1976/LT1977
LT3434/LT3435
LT3437
LT3493
DESCRIPTION
60V, 1.2A (I OUT ), 200kHz, High Ef?ciency Step-Down
DC/DC Converter
25V, 1.2A (I OUT ), 1.25MHz, High Ef?ciency Step-Down
DC/DC Converter
500mA (I OUT ), 500kHz, Step-Down Switching Regulator in
SOT-23
36V, 1.4A (I OUT ), 500kHz, High Ef?ciency Step-Down
DC/DC Converter
Dual 25V, 1.4A (I OUT ), 1.1MHz, High Ef?ciency Step-Down
DC/DC Converter
60V, 1.2A (I OUT ), 200kHz/500kHz, High Ef?ciency Step-
Down DC/DC Converters with Burst Mode ? Operation
60V, 2.4A (I OUT ), 200kHz/500kHz, High Ef?ciency Step-
Down DC/DC Converters with Burst Mode Operation
60V, 400mA (I OUT ), Micropower Step-Down DC/DC
Converter with Burst Mode Operation
36V, 1.2A (I OUT ), 750kHz, High Ef?ciency Step-Down
DC/DC Converter
COMMENTS
V IN : 5.5V to 60V, V OUT(MIN) = 1.2V, I Q = 2.5mA, I SD < 25μA,
TSSOP16/TSSOP16E Packages
V IN : 3V to 25V, V OUT(MIN) = 1.20V, I Q = 1mA, I SD < 6μA,
MS8E Package
V IN : 3.6V to 36V, V OUT(MIN) = 1.25V, I Q = 1.6mA, I SD < 1μA,
TSSOP16/TSSOP16E Packages
V IN : 3.6V to 36V, V OUT(MIN) = 1.20V, I Q = 1.9mA, I SD < 1μA,
MS8E Package
V IN : 3.6V to 25V, V OUT(MIN) = 1.25V, I Q = 3.8mA, I SD < 30μA,
TSSOP16E Package
V IN : 3.3V to 60V, V OUT(MIN) = 1.25V, I Q = 100μA, I SD < 1μA,
TSSOP16E Package
V IN : 3.3V to 60V, V OUT(MIN) = 1.25V, I Q = 100μA, I SD < 1μA,
TSSOP16E Package
V IN : 3.3V to 60V, V OUT(MIN) = 1.25V, I Q = 100μA, I SD = <1μA,
DFN Package
V IN : 3.6V to 36V, V OUT(MIN) = 0.78V, I Q = 1.9mA, I SD < 2μA,
DFN Package
Burst Mode is a registered trademark of Linear Technology Corporation.
3505fc
1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408)432-1900 " FAX:(408)434-0507 #"# www.linear.com
24 Linear Technology Corporation
LT 0807 REV C ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2006
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