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MIC23050-SYML

产品描述2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8
产品类别电源/电源管理    电源电路   
文件大小775KB,共14页
制造商Microchip(微芯科技)
官网地址https://www.microchip.com
标准
下载文档 详细参数 选型对比 全文预览

MIC23050-SYML概述

2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8

MIC23050-SYML规格参数

参数名称属性值
是否Rohs认证符合
厂商名称Microchip(微芯科技)
包装说明HVSON,
Reach Compliance Codecompli
ECCN代码EAR99
其他特性ALSO HAS PFM CONTROL TECHNIQUE
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5.5 V
最小输入电压2.7 V
标称输入电压3 V
JESD-30 代码S-PDSO-N8
JESD-609代码e4
长度2 mm
湿度敏感等级1
功能数量1
端子数量8
最高工作温度125 °C
最低工作温度-40 °C
最大输出电流2 A
标称输出电压3.3 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)260
认证状态Not Qualified
座面最大高度0.9 mm
表面贴装YES
切换器配置BUCK
最大切换频率4600 kHz
温度等级AUTOMOTIVE
端子面层NICKEL PALLADIUM GOLD
端子形式NO LEAD
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2 mm

文档预览

下载PDF文档
MIC23050
4MHz PWM Buck Regulator with
HyperLight Load™ Switching Scheme
General Description
The Micrel MIC23050 is a high efficiency 600mA PWM
synchronous buck (step-down) regulator featuring the
HyperLight Load™ patented switching scheme that offers
best-in-class light load efficiency and transient
performance while providing very small external
components and low output ripple at all loads.
The MIC23050 also has a very low typical quiescent
current draw of 20µA and can achieve over 89% efficiency
even at 1mA. The device allows operation with a tiny
inductor ranging from 0.47µH to 2.2µH and uses a small
output capacitor that enables a sub-1mm height.
In contrast to traditional light load schemes, the HyperLight
Load™ architecture does not need to trade off control
speed to obtain low standby currents and in doing so the
device only needs a small output capacitor to absorb the
load transient as the powered device goes from light load
to full load.
At higher loads the MIC23050 provides a constant
switching frequency of greater than 4MHz while providing
peak efficiencies greater than 93%.
The MIC23050
comes in fixed output voltage options from
0.72V to 3.3V eliminating external feedback components.
®
The MIC23050 is available in an 8-pin 2mm x 2mm MLF
with a junction operating range from –40°C to +125°C.
Datasheets and support documentation can be found on
Micrel’s web site at: www.micrel.com.
Features
Input voltage: 2.7V to 5.5V
HyperLight Load™
600mA output current
Fixed output voltage from 0.72V to 3.3V
Ultra fast transient response
20µA typical quiescent current
4MHz in PWM in constant current mode
0.47µH to 2.2µH inductor
Low voltage output ripple
25mV
PP
in HyperLight Load™ mode
3mV output voltage ripple in full PWM mode
>93% efficiency
~89% at 1mA
Micropower shutdown
Available in 8-pin 2mm x 2mm MLF
®
–40°C to +125°C junction temperature range
Applications
Cellular phones
Digital cameras
Portable media players
Wireless LAN cards
WiFi/WiMax/WiBro modules
USB Powered Devices
____________________________________________________________________________________________________________
Typical Application
HyperLight Load is a trademark of Micrel, Inc.
MLF and
MicroLeadFrame
are registered trademarks of Amkor Technology, Inc.
Protected by US Patent No. 7064531
M9999-012010-D
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 (
408
) 944-0800 • fax + 1 (408) 474-1000 • http://www.micrel.com
January 2010
1

MIC23050-SYML相似产品对比

MIC23050-SYML MIC23050-4YML MIC23050-GYML MIC23050-CYML MIC23050_10
描述 2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8 2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8 2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8 2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8 2 A SWITCHING REGULATOR, 4600 kHz SWITCHING FREQ-MAX, PDSO8
是否Rohs认证 符合 符合 符合 符合 -
厂商名称 Microchip(微芯科技) Microchip(微芯科技) Microchip(微芯科技) Microchip(微芯科技) -
包装说明 HVSON, HVSON, HVSON, HVSON, -
Reach Compliance Code compli compliant compli compli -
ECCN代码 EAR99 EAR99 EAR99 EAR99 -
其他特性 ALSO HAS PFM CONTROL TECHNIQUE ALSO HAS PFM CONTROL TECHNIQUE ALSO HAS PFM CONTROL TECHNIQUE ALSO HAS PFM CONTROL TECHNIQUE -
模拟集成电路 - 其他类型 SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR -
控制模式 CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE -
控制技术 PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION -
最大输入电压 5.5 V 5.5 V 5.5 V 5.5 V -
最小输入电压 2.7 V 2.7 V 2.7 V 2.7 V -
标称输入电压 3 V 3 V 3 V 3 V -
JESD-30 代码 S-PDSO-N8 S-PDSO-N8 S-PDSO-N8 S-PDSO-N8 -
JESD-609代码 e4 e3 e3 e4 -
长度 2 mm 2 mm 2 mm 2 mm -
功能数量 1 1 1 1 -
端子数量 8 8 8 8 -
最高工作温度 125 °C 125 °C 125 °C 125 °C -
最低工作温度 -40 °C -40 °C -40 °C -40 °C -
最大输出电流 2 A 2 A 2 A 2 A -
标称输出电压 3.3 V 1.2 V 1.8 V 1 V -
封装主体材料 PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY -
封装代码 HVSON HVSON HVSON HVSON -
封装形状 SQUARE SQUARE SQUARE SQUARE -
封装形式 SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE -
峰值回流温度(摄氏度) 260 260 260 260 -
认证状态 Not Qualified Not Qualified Not Qualified Not Qualified -
座面最大高度 0.9 mm 0.9 mm 0.9 mm 0.9 mm -
表面贴装 YES YES YES YES -
切换器配置 BUCK BUCK BUCK BUCK -
最大切换频率 4600 kHz 4600 kHz 4600 kHz 4600 kHz -
温度等级 AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE -
端子面层 NICKEL PALLADIUM GOLD MATTE TIN MATTE TIN NICKEL PALLADIUM GOLD -
端子形式 NO LEAD NO LEAD NO LEAD NO LEAD -
端子节距 0.5 mm 0.5 mm 0.5 mm 0.5 mm -
端子位置 DUAL DUAL DUAL DUAL -
处于峰值回流温度下的最长时间 40 40 40 40 -
宽度 2 mm 2 mm 2 mm 2 mm -
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