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NCP1521AMUTBG PDF预览

NCP1521AMUTBG

更新时间: 2024-09-20 03:22:47
品牌 Logo 应用领域
安森美 - ONSEMI 转换器
页数 文件大小 规格书
17页 156K
描述
1.5 MHz, 600 mA, High−Efficiency, Low Quiescent Current, Adjustable Output Voltage Step−Down Converter

NCP1521AMUTBG 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:DFN包装说明:2 X 2 MM, 0.65 MM PITCH, LEAD FREE, UDFN-6
针数:6Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.77其他特性:CAN OPERATE IN PFM MODE ALSO
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:3.6 V
JESD-30 代码:R-PDSO-N6JESD-609代码:e3
长度:2 mm功能数量:1
端子数量:6最高工作温度:85 °C
最低工作温度:-40 °C最大输出电流:0.6 A
封装主体材料:PLASTIC/EPOXY封装代码:HVSON
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
认证状态:Not Qualified座面最大高度:0.55 mm
表面贴装:YES切换器配置:BUCK
最大切换频率:1800 kHz温度等级:INDUSTRIAL
端子面层:Tin (Sn)端子形式:NO LEAD
端子节距:0.65 mm端子位置:DUAL
宽度:2 mmBase Number Matches:1

NCP1521AMUTBG 数据手册

 浏览型号NCP1521AMUTBG的Datasheet PDF文件第2页浏览型号NCP1521AMUTBG的Datasheet PDF文件第3页浏览型号NCP1521AMUTBG的Datasheet PDF文件第4页浏览型号NCP1521AMUTBG的Datasheet PDF文件第5页浏览型号NCP1521AMUTBG的Datasheet PDF文件第6页浏览型号NCP1521AMUTBG的Datasheet PDF文件第7页 
NCP1521  
1.5 MHz, 600 mA,  
High−Efficiency, Low  
Quiescent Current,  
Adjustable Output Voltage  
Step−Down Converter  
http://onsemi.com  
The NCP1521 step−down PWM DC−DC converter is optimized for  
portable applications powered from one cell Li−ion or three cell  
Alkaline/NiCd/NiMH batteries. The device is available in an adjustable  
output voltage from 0.9 V to 3.3 V. It uses synchronous rectification to  
increase efficiency and reduce external part count. The device also has a  
built−in 1.5 MHz (nominal) oscillator which reduces component size by  
allowing a small inductor and capacitors. Automatic switching  
PWM/PFM mode offers improved system efficiency.  
MARKING  
DIAGRAM  
5
TSOP−5  
SN SUFFIX  
CASE 483  
DBPAYWG  
G
5
1
1
Finally, it includes an integrated soft−start, cycle−by−cycle current  
limiting, and thermal shutdown protection. The NCP1521 is  
available in space saving, low profile TSOP5 and UDFN6 packages.  
DBP  
A
Y
= Specific Device Code  
= Assembly Location  
= Year  
Features  
W
G
= Work Week  
= Pb−Free Package  
(Note: Microdot may be in either location)  
95.3% of Efficiency for 3.3 V Output and 4.2 V Input and 80 mA  
Load−Current  
Sources up to 600 mA  
UDFN6  
MU SUFFIX  
CASE 517AB  
1
2
3
6
5
4
1.5 MHz Switching Frequency  
Adjustable Output Voltage from 0.9 V to 3.3 V  
30 mA Quiescent Current  
ZCMG  
G
ZC  
M
G
= Specific Device Code  
= Date Code  
= Pb−Free Package  
Synchronous Rectification for Higher Efficiency  
2.7 V to 5.5 V Input Voltage Range  
Thermal Limit Protection  
(Note: Microdot may be in either location)  
Shutdown Current Consumption of 0.3 mA  
Short Circuit Protection  
ORDERING INFORMATION  
This is a Pb−Free Device  
Device  
Package  
Shipping  
Typical Applications  
NCP1521ASNT1G  
TSOP−5 3000/Tape & Reel  
(Pb−Free)  
Cellular Phones, Smart Phones and PDAs  
Digital Still/Video Cameras  
MP3 Players and Portable Audio Systems  
Wireless and DSL Modems  
Portable Equipment  
NCP1521AMUTBG  
UDFN6 3000/Tape & Reel  
(Pb−Free)  
†For information on tape and reel specifications,  
including part orientation and tape sizes, please  
refer to our Tape and Reel Packaging Specification  
Brochure, BRD8011/D.  
USB Powered Devices  
R2  
L
VOUT  
VIN  
CIN  
1
2
3
5
4
VIN  
LX  
FB  
OFF ON  
1
2
3
6
5
4
EN  
GND LX  
VIN  
FB  
18 pF  
VOUT  
COUT  
R1  
2.2 mH  
GND  
R1  
Cff  
OFF ON  
10 mF  
EN  
GND  
4.7 mF  
R2  
VIN  
Figure 1. Typical Application − TSOP−5  
Figure 2. Typical Application − UDFN6  
©
Semiconductor Components Industries, LLC, 2006  
1
Publication Order Number:  
NCP1521/D  
July, 2006 − Rev. 4  

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