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MP38891DL-LF-Z PDF预览

MP38891DL-LF-Z

更新时间: 2024-01-31 14:30:07
品牌 Logo 应用领域
芯源 - MPS 开关
页数 文件大小 规格书
13页 391K
描述
Switching Regulator, Current-mode, 8A, 420kHz Switching Freq-Max, 3 X 4 MM, ROHS COMPLIANT, MO-229VGED3, QFN-14

MP38891DL-LF-Z 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SON
包装说明:HVQCCN,针数:14
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:8 weeks
风险等级:0.85其他特性:ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 15V
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:30 V
最小输入电压:4.5 V标称输入电压:12 V
JESD-30 代码:R-XQCC-N14JESD-609代码:e3
长度:4 mm湿度敏感等级:1
功能数量:1端子数量:14
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流:8 A封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装形状:RECTANGULAR
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1 mm
表面贴装:YES切换器配置:BUCK
最大切换频率:420 kHz温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:40宽度:3 mm
Base Number Matches:1

MP38891DL-LF-Z 数据手册

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MP38891  
6A, 30V, 420kHz Step-Down Converter  
with Synchronizable Gate Driver  
The Future of Analog IC Technology  
DESCRIPTION  
FEATURES  
The MP38891 is a monolithic step-down switch  
mode converter with a built in internal power  
MOSFET. It achieves 6A continuous output  
current over a wide input supply range with  
excellent load and line regulation.  
Wide 4.5V to 30V Operating Input Range  
6A Output Current  
50mInternal Power MOSFET Switch  
Synchronizable Gate Driver Delivers up to  
95% Efficiency  
Fixed 420kHz Frequency  
Current mode operation provides fast transient  
response and eases loop stabilization.  
Synchronizable up to 1.4MHz  
Cycle-by-Cycle Over Current Protection  
Thermal Shutdown  
Output Adjustable from 0.8V to 15V  
Stable with Low ESR Output Ceramic  
Capacitors  
Fault  
condition  
protection  
includes  
cycle-by-cycle current limiting and thermal  
shutdown.  
The MP38891 requires a minimum number of  
readily available standard external components  
and is available in a space saving 3mm x 4mm  
14-pin QFN package.  
Available in a Thermally Enhanced 3mm x  
4mm 14-Pin QFN Package  
APPLICATIONS  
Digital Set Top Boxes  
Personal Video Recorders  
Broadband Communications  
Flat Panel Television and Monitors  
“MPS” and “The Future of Analog IC Technology” are Registered Trademarks of  
Monolithic Power Systems, Inc.  
TYPICAL APPLICATION  
4,5,6  
11  
V
IN  
BST  
IN  
MP38891  
8,9,10  
13  
SW  
BG  
FB  
12  
VCC  
3
2
1
EN/SYNC  
PG  
OFF ON  
GND  
14  
MP38891 Rev.1.1  
9/21/2011  
www.MonolithicPower.com  
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.  
© 2011 MPS. All Rights Reserved.  
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