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LTC3402EMS#TR PDF预览

LTC3402EMS#TR

更新时间: 2024-02-10 19:54:24
品牌 Logo 应用领域
凌特 - Linear 转换器
页数 文件大小 规格书
12页 214K
描述
LTC3402 - 2A, 3MHz Micropower Synchronous Boost Converter; Package: MSOP; Pins: 10; Temperature Range: -40°C to 85°C

LTC3402EMS#TR 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Active包装说明:TSSOP,
针数:10Reach Compliance Code:compliant
风险等级:5.17模拟集成电路 - 其他类型:SWITCHING REGULATOR
控制模式:CURRENT-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:5 V最小输入电压:0.5 V
标称输入电压:1.2 VJESD-30 代码:S-PDSO-G10
JESD-609代码:e3长度:3 mm
湿度敏感等级:1功能数量:1
端子数量:10最高工作温度:70 °C
最低工作温度:最大输出电流:2.5 A
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装形状:SQUARE封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.1 mm表面贴装:YES
切换器配置:BOOST最大切换频率:3000 kHz
温度等级:COMMERCIAL端子面层:MATTE TIN (SN)
端子形式:GULL WING端子节距:0.5 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3 mmBase Number Matches:1

LTC3402EMS#TR 数据手册

 浏览型号LTC3402EMS#TR的Datasheet PDF文件第2页浏览型号LTC3402EMS#TR的Datasheet PDF文件第3页浏览型号LTC3402EMS#TR的Datasheet PDF文件第4页浏览型号LTC3402EMS#TR的Datasheet PDF文件第5页浏览型号LTC3402EMS#TR的Datasheet PDF文件第6页浏览型号LTC3402EMS#TR的Datasheet PDF文件第7页 
LTC3428  
4A, 2MHz Dual Phase  
Step-Up DC/DC Converter  
in 3mm × 3mm DFN  
U
FEATURES  
DESCRIPTIO  
The LTC®3428 is a 2-phase, current mode boost con-  
verter, capable of supplying 2A at 5V from a 3.3V input.  
Two 93m, 2A N-channel MOSFET switches allow the  
LTC3428 to deliver high efficiency from input voltages as  
low as 1.6V.  
High Efficiency: Up to 92%  
2-Phase Control Reduces Output Voltage Ripple  
5V at 2A from 3.3V Input  
3.3V at 1.5A from 1.8V Input  
1.6V to 5.25V Adjustable Output Voltage  
1.6V to 4.5V Input Range  
External parts count and size are minimized by a 1MHz  
switching frequency and a 2-phase design. Two phase  
operation significantly reduces peak inductor currents  
andcapacitorripplecurrent,doubling theeffectiveswitch-  
ing frequency and minimizing inductor and capacitor size.  
Externalcompensationallowsthefeedbackloopresponse  
to be optimized for a particular application.  
Internal Soft-Start Operation  
Low Shutdown Current: <1µA  
Uses Small Surface Mount Components  
10-Pin 3mm × 3Umm DFN Package  
APPLICATIO S  
Networking Equipment  
Other features include: an active low shutdown pin re-  
duces supply current to below 1µA, internal soft-start,  
antiringing control and thermal shutdown. The LTC3428  
is available in a low profile (0.75mm) 10-lead (3mm ×  
3mm) DFN package.  
Handheld Instruments  
Digital Cameras  
Distributed Power  
Local 3.3V to 5V Conversion  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
U
TYPICAL APPLICATIO  
Efficiency vs Load Current  
3.3V to 5V at 2A Converter  
95  
90  
85  
80  
V
IN  
3.3V  
2.2µH*  
2.2µH*  
4.7µF***  
V
75  
70  
65  
60  
55  
50  
45  
OUT  
5V/2A  
V
V
OUT  
IN  
**  
OFF ON  
22pF  
SHDN  
SWA  
SWB  
FB  
383k  
**  
LTC3428  
V
C
10k  
AGND  
PGNDA  
PGNDB  
1000pF  
121k  
V
V
= 3.3V  
= 5V  
22µF****  
IN  
OUT  
L = 2.2µH  
3428 TA01  
* TOKO FDV06302R2  
** PHILIPS PMEG1020  
*** TAIYO YUDEN X5R JMK212BJ475MD  
**** TAIYO YUDEN X5R JMK316BJ226ML  
0.1  
1
2
LOAD CURRENT (A)  
3428 TA02  
3428f  
1

LTC3402EMS#TR 替代型号

型号 品牌 替代类型 描述 数据表
LTC3402EMS#PBF Linear

类似代替

LTC3402 - 2A, 3MHz Micropower Synchronous Boost Converter; Package: MSOP; Pins: 10; Temper
LTC3402EMS Linear

功能相似

2A, 3MHz Micropower Synchronous Boost Converter

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