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NCP3126ADR2G PDF预览

NCP3126ADR2G

更新时间: 2024-09-16 10:28:11
品牌 Logo 应用领域
安森美 - ONSEMI 转换器稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
23页 301K
描述
3 A Synchronous PWM Switching Converter

NCP3126ADR2G 技术参数

是否无铅: 不含铅生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP,
针数:8Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
Factory Lead Time:1 week风险等级:5.8
Is Samacsys:N其他特性:ALSO OPERATES IN ADJUSTABLE DOWN TO 0.8V
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:13.2 V
最小输入电压:4.5 V标称输入电压:5 V
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:4.9 mm湿度敏感等级:3
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
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:1.75 mm表面贴装:YES
切换器配置:BUCK最大切换频率:410 kHz
温度等级:AUTOMOTIVE端子面层:Tin (Sn)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:3.9 mmBase Number Matches:1

NCP3126ADR2G 数据手册

 浏览型号NCP3126ADR2G的Datasheet PDF文件第2页浏览型号NCP3126ADR2G的Datasheet PDF文件第3页浏览型号NCP3126ADR2G的Datasheet PDF文件第4页浏览型号NCP3126ADR2G的Datasheet PDF文件第5页浏览型号NCP3126ADR2G的Datasheet PDF文件第6页浏览型号NCP3126ADR2G的Datasheet PDF文件第7页 
NCP3126  
3 A Synchronous PWM  
Switching Converter  
The NCP3126 is a flexible synchronous PWM Switching Buck  
Regulator. The NCP3126 is capable of producing output voltages as  
low as 0.8 V. The NCP3126 also incorporates voltage mode control.  
To reduce the number of external components, a number of features  
are internally set including switching frequency. The NCP3126 is  
currently available in an SOIC8 package.  
http://onsemi.com  
MARKING  
DIAGRAM  
8
Features  
1
8
4.5 V to 13.2 V Operating Input Voltage Range  
85 mW HighSide, 65 mW LowSide Switches  
Output Voltage Adjustable to 0.8 V  
3 A Continuous Output Current  
Fixed 350 kHz PWM Operation  
1.0% Initial Output Accuracy  
75% Max Duty Ratio  
3126  
ALYWXG  
G
SOIC8 NB  
D SUFFIX  
CASE 751  
1
3126  
A
L
Y
W
G
= Specific Device Code  
= Assembly Location  
= Wafer Lot  
= Year  
ShortCircuit Protection  
= Work Week  
= PbFree Package  
Programmable Current Limit  
This is a PbFree Device  
PIN CONNECTIONS  
Typical Application  
Set Top Boxes  
NCP3126  
1
PGND  
FB  
VSW  
ISET  
VIN  
DVD Drives and HDD  
LCD Monitors and TVs  
Cable Modems  
COMP  
AGND  
BST  
Telecom / Networking / Datacom Equipment  
(Top View)  
ORDERING INFORMATION  
See detailed ordering and shipping information in the package  
dimensions section on page 22 of this data sheet.  
100  
95  
5 V  
4.5 V 13.2 V  
3.3 V  
BST  
VIN  
VSW  
90  
85  
80  
75  
70  
65  
PGND  
NCP3126  
ISET  
FB1  
COMP  
AGND  
0
0.5  
1
1.5  
2
2.5  
3
OUTPUT CURRENT (A)  
Figure 1. Typical Application Circuit  
Figure 2. Efficiency (VIN = 12 V) vs. Load Current  
© Semiconductor Components Industries, LLC, 2010  
1
Publication Order Number:  
May, 2010 Rev. 1  
NCP3126/D  

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集成式同步 DC-DC 步降转换器,2.9 V - 5.5 V,5 A