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MIC2168YMM PDF预览

MIC2168YMM

更新时间: 2024-02-25 21:59:17
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
14页 1939K
描述
SWITCHING CONTROLLER, 1100kHz SWITCHING FREQ-MAX, PDSO10

MIC2168YMM 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:MSOP
包装说明:LEAD FREE, MSOP-10针数:10
Reach Compliance Code:unknown风险等级:5.21
Is Samacsys:N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:e4
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
标称输出电压:5 V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
座面最大高度:1.1 mm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:NICKEL PALLADIUM GOLD
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:40
宽度:3 mmBase Number Matches:1

MIC2168YMM 数据手册

 浏览型号MIC2168YMM的Datasheet PDF文件第2页浏览型号MIC2168YMM的Datasheet PDF文件第3页浏览型号MIC2168YMM的Datasheet PDF文件第4页浏览型号MIC2168YMM的Datasheet PDF文件第5页浏览型号MIC2168YMM的Datasheet PDF文件第6页浏览型号MIC2168YMM的Datasheet PDF文件第7页 
MIC2168  
1MHz PWM Synchronous Buck Control IC  
General Description  
Features  
The MIC2168 is a high-efficiency, simple to use 1MHz PWM  
synchronous buck control IC housed in a small MSOP-10  
package. The MIC2168 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  
• 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  
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  
The MIC2168 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.  
The MIC2168 senses current across the high-side N-Chan-  
nel MOSFET, eliminating the need for an expensive and  
lossy current-sense resistor. Current limit accuracy is main-  
tained by a positive temperature coefficient that tracks the  
increasing R  
of the external MOSFET. Further cost  
DS(ON)  
and space are saved by the internal in-rush-current limiting  
digital soft-start.  
• Dual function COMP and EN pin allows low-power shut-  
down  
• Small size MSOP 10-lead package  
The MIC2168 is available in a 10-pin MSOP package, with a  
wide junction operating range of –40°C to +125°C.  
Applications  
• Point-of-load DC/DC conversion  
• Set-top boxes  
All support documentation can be found on Micrel’s web site  
at www.micrel.com.  
• Graphic cards  
• LCD power supplies  
Telecom power supplies  
• Networking power supplies  
• Cable modems and routers  
Typical Application  
VIN = 5V  
SD103BWS  
100µF  
4.7µF  
0.1µF  
1kΩ  
VDD  
BST  
CS  
IRF7821  
1.2µH  
VIN  
HSD  
VSW  
MIC2168  
3.3V  
COMP/EN  
10kΩ  
IRF7821  
LSD  
FB  
100pF  
100nF  
150µF x 2  
GND  
4kΩ  
3.24kΩ  
MIC2168 Adjustable Output 1MHz Converter  
Micrel, Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel + 1 (408) 944-0800 • fax + 1 (408) 474-1000 • http://www.micrel.com  
M9999-040805  
April 2005  
1

MIC2168YMM 替代型号

型号 品牌 替代类型 描述 数据表
MIC2168YMM-TR MICROCHIP

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SWITCHING CONTROLLER, 1100kHz SWITCHING FREQ-MAX, PDSO10
MIC2168BMM MICROCHIP

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Switching Controller, Voltage-mode, 10A, 1100kHz Switching Freq-Max, PDSO10, MSOP-10

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