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NCP4303ADR2G PDF预览

NCP4303ADR2G

更新时间: 2024-11-08 05:52:03
品牌 Logo 应用领域
安森美 - ONSEMI 驱动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
26页 950K
描述
Secondary Side Synchronous Rectification Driver for High Efficiency SMPS Topologies

NCP4303ADR2G 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Not Recommended零件包装代码:SOIC
包装说明:SOP,针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:10 weeks
风险等级:7.72Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING CONTROLLER控制技术:RESONANT CONTROL
最大输入电压:28 V最小输入电压:9.5 V
标称输入电压:12 VJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.9 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:BOOST
最大切换频率:500 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 mm
Base Number Matches:1

NCP4303ADR2G 数据手册

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NCP4303A/B  
Secondary Side  
Synchronous Rectification  
Driver for High Efficiency  
SMPS Topologies  
http://onsemi.com  
The NCP4303A/B is a full featured controller and driver tailored to  
control synchronous rectification circuitry in switch mode power  
supplies. Thanks to its versatility, it can be used in various topologies  
such as flyback, forward and Half Bridge Resonant LLC.  
The combination of externally adjustable minimum on and off times  
helps to fight the ringing induced by the PCB layout and other  
parasitic elements. Therefore, a reliable and noise less operation of the  
SR system is insured.  
The extremely low turn off delay time, high sink current capability  
of the driver and automatic package parasitic inductance  
compensation system allow to maximize synchronous rectification  
MOSFET conduction time that enables further increase of SMPS  
efficiency.  
MARKING  
DIAGRAM  
8
8
XXXXX  
ALYWX  
G
1
SOIC8  
D SUFFIX  
CASE 751  
1
xx  
A
= Specific Device Code  
= Assembly Location  
WL, L = Wafer Lot  
= Year  
WW, W = Work Week  
YY, Y  
Finally, a wide operating V range combined with two versions of  
CC  
driver voltage clamp eases implementation of the SR system in 24 V  
output applications.  
G or G = PbFree Package  
Features  
PINOUT INFORMATION  
SelfContained Control of Synchronous Rectifier in CCM, DCM,  
and QR Flyback Applications  
Precise True Secondary Zero Current Detection with Adjustable  
Threshold  
DRV  
V
1
2
3
4
8
7
6
5
CC  
Min_Toff  
Min_Ton  
Trig/Disable  
GND  
COMP  
CS  
Automatic Parasitic Inductance Compensation Input  
Typically 40 ns Turn off Delay from Current Sense Input to Driver  
Zero Current Detection Pin Capability up to 200 V  
ORDERING INFORMATION  
Device  
Package  
Shipping  
Ultrafast Trigger Interface to External Signal for CCM operation  
Disable Input to Enter Standby or Low Consumption Mode  
NCP4303ADR2G  
SOIC8  
2500 /  
(PbFree)  
Tape & Reel  
Adjustable Minimum On Time Independent of V Level  
CC  
NCP4303BDR2G  
SOIC8  
2500 /  
Adjustable Minimum Off Time Independent of V Level  
CC  
(PbFree)  
Tape & Reel  
5 A / 2.5 A Peak Current Sink / Source Drive Capability  
Operating Voltage Range up to 30 V  
†For information on tape and reel specifications,  
including part orientation and tape sizes, please  
refer to our Tape and Reel Packaging Specifications  
Brochure, BRD8011/D.  
Gate Drive Clamp of Either 12 V (NCP4303A) or 6 V (NCP4303B)  
Low Startup and Standby Current Consumption  
Maximum Frequency of Operation up to 500 kHz  
SOIC8 Package  
These are PbFree Devices  
Typical Applications  
Notebook Adapters  
High Power Density AC/DC Power Supplies  
Gaming Consoles  
All SMPS with High Efficiency Requirements  
©
Semiconductor Components Industries, LLC, 2010  
1
Publication Order Number:  
April, 2010 Rev. 1  
NCP4303/D  

NCP4303ADR2G 替代型号

型号 品牌 替代类型 描述 数据表
NCP4304ADR2G ONSEMI

类似代替

Secondary Side Synchronous Rectification Driver for High Efficiency SMPS Topologies
NCP4302ADR2G ONSEMI

类似代替

Secondary Side Synchronous Flyback Controller

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