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MIC2168ABMMTR PDF预览

MIC2168ABMMTR

更新时间: 2024-01-05 15:23:05
品牌 Logo 应用领域
美国微芯 - MICROCHIP 开关光电二极管输出元件
页数 文件大小 规格书
18页 709K
描述
Switching Controller, Voltage-mode, 10A, 1100kHz Switching Freq-Max, PDSO10, MSOP-10

MIC2168ABMMTR 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:MSOP包装说明:TSSOP, TSSOP10,.19,20
针数:10Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.21其他特性:ALSO HAS OUTPUT VOLTAGE ADJUSTABLE DOWN TO 0.8V
模拟集成电路 - 其他类型:SWITCHING CONTROLLER控制模式:VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:14.5 V
最小输入电压:3 V标称输入电压:5 V
JESD-30 代码:S-PDSO-G10JESD-609代码:e0
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:125 °C最低工作温度:-40 °C
最大输出电流:10 A标称输出电压:5 V
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP10,.19,20封装形状:SQUARE
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):240
认证状态:Not Qualified座面最大高度:1.1 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:PUSH-PULL最大切换频率:1100 kHz
温度等级:AUTOMOTIVE端子面层:Tin/Lead (Sn85Pb15)
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

MIC2168ABMMTR 数据手册

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MIC2168A  
1MHz PWM Synchronous Buck-Control IC  
General Description  
Features  
The MIC2168A is a high-efficiency, simple to use 1MHz  
PWM synchronous buck-control IC housed in a small  
MSOP-10 package. The MIC2168A allows compact  
DC/DC solutions with a minimal external component  
count and cost.  
3V to 14.5V input voltage range  
Adjustable output voltage down to 0.8V  
Up to 95% efficiency  
1MHz PWM operation  
The MIC2168A operates from a 3V to 14.5V input,  
without the need of any additional bias voltage. The  
output voltage can be precisely regulated down to 0.8V.  
The adaptive all N-Channel MOSFET drive scheme  
allows efficiencies over 95% across a wide load range.  
Adjustable current-limit senses high-side N-Channel  
MOSFET current  
No external current sense resistor  
Adaptive gate drive increases efficiency  
Ultra-fast response with hysteretic transient recovery  
The MIC2168A senses current across the high-side N-  
Channel MOSFET, eliminating the need for an  
expensive and lossy current-sense resistor. Current limit  
accuracy is maintained by a positive temperature  
coefficient that tracks the increasing RDS(ON) of the  
external MOSFET. Further cost and space are saved  
by the internal in-rush-current limiting and digital soft-  
start.  
mode  
Overvoltage protection protects the load in fault  
conditions  
Dual mode current limit speeds up recovery time  
Hiccup mode short-circuit protection  
Internal soft-start  
Small-size MSOP 10-pin package  
The MIC2168A is identical to the MIC2168 with the  
exception that the MIC2168A increases the overcurrent  
blanking time from 80ns (typ.) to 120ns (typ.)  
Applications  
Point-of-load DC/DC conversion  
Set-top boxes  
Graphic cards  
The MIC2168A is available in a 10-pin MSOP package,  
with a wide junction operating range of –40°C to  
+125°C.  
All support documentation can be found on Micrel’s web  
site at www.micrel.com.  
LCD power supplies  
Telecom power supplies  
Networking power supplies  
Cable modems and routers  
_______________________________________________________________________________________________________  
Typical Application  
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 (408) 944-0800 • fax + 1 (408) 474-1000 • http://www.micrel.com  
M9999-011510  
January 2010  

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