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NX2113A PDF预览

NX2113A

更新时间: 2024-01-25 20:44:45
品牌 Logo 应用领域
美高森美 - MICROSEMI 控制器
页数 文件大小 规格书
19页 724K
描述
300kHz & 600kHz SYNCHRONOUS PWM CONTROLLER WITH PROGRAMMABLE BUS UVLO

NX2113A 技术参数

生命周期:Active零件包装代码:MSOP
包装说明:,针数:10
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.75
模拟集成电路 - 其他类型:SWITCHING CONTROLLERJESD-30 代码:R-PDSO-G10
端子数量:10封装主体材料:PLASTIC/EPOXY
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
认证状态:Not Qualified表面贴装:YES
端子形式:GULL WING端子位置:DUAL
Base Number Matches:1

NX2113A 数据手册

 浏览型号NX2113A的Datasheet PDF文件第2页浏览型号NX2113A的Datasheet PDF文件第3页浏览型号NX2113A的Datasheet PDF文件第4页浏览型号NX2113A的Datasheet PDF文件第5页浏览型号NX2113A的Datasheet PDF文件第6页浏览型号NX2113A的Datasheet PDF文件第7页 
Evaluation board available.  
NX2113/2113A  
300kHz & 600kHz SYNCHRONOUS PWM CONTROLLER WITH  
PROGRAMMABLE BUS UVLO  
PRELIMINARY DATA SHEET  
Pb Free Product  
FEATURES  
DESCRIPTION  
n Synchronous Controller in 10 Pin Package  
The NX2113 controller IC is a synchronous Buck con-  
troller IC designed for step down DC to DC converter  
applications. Synchronous control operation replaces the  
traditional catch diode with an Nch MOSFET resulting  
in improved converter efficiency. The NX2113 controller  
is optimized to convert bus voltages from 2V to 25V to  
outputs as low as 0.8V voltage using Enable pin to  
program the BUS voltage start up threshold. The NX2113  
operates at 300kHz while 2113A is set at 600kHz  
operation which together with less than 50 nS of dead  
band provides an efficient and cost effective solution.  
Other features of the device are:  
n
n
n
Bus voltage operation from 2V to 25V  
Enable pin allows programmable BUS UVLO  
Less than 50 nS adaptive deadband  
n Internal 300kHz for 2113 and 600kHz for 2113A  
n Internal Digital Soft Start Function  
n Separated power ground and analog ground for  
extra noise filtering  
n Pb-free and RoHS compliant  
APPLICATIONS  
n
n
n
Graphic Card on board converters  
Memory Vcore or Vddq supply  
On board DC to DC such as  
12V, 5V to 3.3V, 2.5V or 1.8V  
Hard Disk Drive  
Internal digital soft start; Vcc undervoltage lock out;  
Output undervoltage protection with digital filter and shut-  
down capability via the enable pin.  
n
TYPICAL APPLICATION  
L2 1uH  
Vin  
+12V  
C3  
C5  
1uF  
Cin  
47uF  
270uF,18mohm  
C6  
1uF  
D1  
R3  
10  
Vin  
+5V  
C4  
1uF  
6
5
1
R5  
C7  
0.1uF  
68k  
BST  
Vcc PVcc  
M1  
L1 1.5uH  
7
9
8
2
Hdrv  
SW  
EN  
2N3904  
OFF  
R8  
10k  
R6  
12.4k  
C9  
Vout  
10  
ON  
1uF  
Comp  
Fb  
R7  
+1.6V,10A  
C2  
Co  
C1  
47pF  
2.7nF  
10k  
3x (220uF,12mohm)  
M2  
4
Ldrv  
R4  
11k  
Gnd  
11  
PGnd  
3
R1 10k 1%  
R2  
10k 1%  
2.2nF  
C8  
R9  
1.2k  
Figure1 - Typical application of 2113A  
ORDERING INFORMATION  
Device  
Temperature  
0 to 70oC  
0 to 70o C  
0 to 70oC  
0 to 70o C  
Package  
Frequency  
300kHz  
300kHz  
600kHz  
600kHz  
Pb-Free  
Yes  
Yes  
Yes  
Yes  
NX2113CMTR  
NX2113CUTR  
NX2113ACMTR  
NX2113ACUTR  
MLPD-10L  
MSOP-10L  
MLPD-10L  
MSOP-10L  
Rev. 2.0  
11/18/05  
1

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