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MIC2225-4MYMT PDF预览

MIC2225-4MYMT

更新时间: 2024-01-20 15:19:38
品牌 Logo 应用领域
麦瑞 - MICREL 稳压器
页数 文件大小 规格书
14页 353K
描述
2MHz 600mA Synchronous Buck Regulator with 300mA LDO

MIC2225-4MYMT 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:HVSON,Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.65其他特性:ALSO OPERATES AT 3.3 V; ALSO OPERATES AS LDO REGULATOR
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制技术:PULSE WIDTH MODULATION
最大输入电压:5.5 V最小输入电压:2.7 V
标称输入电压:3.6 VJESD-30 代码:S-PDSO-N10
JESD-609代码:e4长度:2 mm
功能数量:1端子数量:10
最高工作温度:125 °C最低工作温度:-40 °C
最大输出电流:1 A标称输出电压:1.2 V
封装主体材料:PLASTIC/EPOXY封装代码:HVSON
封装形状:SQUARE封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:0.6 mm表面贴装:YES
切换器配置:BUCK最大切换频率:2200 kHz
温度等级:AUTOMOTIVE端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:NO LEAD端子节距:0.4 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:2 mmBase Number Matches:1

MIC2225-4MYMT 数据手册

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MIC2225  
2MHz 600mA Synchronous Buck  
Regulator with 300mA LDO  
General Description  
Features  
The Micrel MIC2225 is a dual output regulator featuring a  
high efficiency 2MHz PWM synchronous buck (step-down)  
regulator and a 300mA LDO. The MIC2225 is an ultra-low  
noise, small size, and high efficiency solution for portable  
power applications, providing core and I/O supply rails for  
applications like application processors, camera DSPs and  
multimedia chipsets.  
DC-DC Converter  
2.7 to 5.5V supply voltage  
2MHz PWM mode  
Output current to 600mA  
>95% efficiency  
100% maximum duty cycle  
Fixed output voltage option down to 1V  
Ultra-fast transient response  
Stable with 2.2µF ceramic output capacitor  
Fully integrated MOSFET switches  
Micropower shutdown (1mA in shutdown)  
Thermal shutdown and current limit protection  
Pb-free 10-pin 2mm x 2mm Thin MLF® package  
–40°C to +125°C junction temperature range  
LDO  
In PWM mode, the MIC2225 operates with a constant  
2MHz frequency. The MIC2225 switching regulator  
operates from 2.7V to 5.5V input and features internal  
power MOSFETs that can supply up to 600mA output  
current in PWM mode.  
The MIC2225 is available in the 10-pin 2mm x 2mm Thin  
MLF® package with a junction operating range from –40°C  
to +125°C.  
Data sheets and support documentation can be found on  
Micrel’s web site at: www.micrel.com.  
VIN range 2.7V to 5.5V  
300mA output current  
Output voltage down to 0.8V  
Thermal shutdown protection  
Current limit protection  
Applications  
Cellular phones  
PDAs  
USB peripherals  
___________________________________________________________________________________________________________  
Typical Application  
1.8V Efficiency @ 25°C  
100  
2.7V  
IN  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
5.5V  
IN  
3.6V  
IN  
0
0.1 0.2 0.3 0.4 0.5 0.6  
LOAD CURRENT (A)  
MLF and MicroLeadFrame are registered trademarks of Amkor Technology, Inc.  
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 (408) 944-0800 • fax + 1 (408) 474-1000 • http://www.micrel.com  
M9999-101107-B  
October 2007  

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