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UCC28050DG4 PDF预览

UCC28050DG4

更新时间: 2024-09-15 07:05:27
品牌 Logo 应用领域
德州仪器 - TI 稳压器开关式稳压器或控制器电源电路开关式控制器功率因数校正光电二极管信息通信管理
页数 文件大小 规格书
30页 685K
描述
TRANSITION MODE PFC CONTROLLER

UCC28050DG4 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:SOP, SOP8,.25针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.16
Is Samacsys:N模拟集成电路 - 其他类型:POWER FACTOR CONTROLLER
控制模式:CURRENT-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:18 V最小输入电压:10 V
标称输入电压:12 VJESD-30 代码:R-PDSO-G8
JESD-609代码:e4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:105 °C
最低工作温度:-40 °C最大输出电流:0.75 A
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1.75 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:BOOST技术:BICMOS
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
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

UCC28050DG4 数据手册

 浏览型号UCC28050DG4的Datasheet PDF文件第2页浏览型号UCC28050DG4的Datasheet PDF文件第3页浏览型号UCC28050DG4的Datasheet PDF文件第4页浏览型号UCC28050DG4的Datasheet PDF文件第5页浏览型号UCC28050DG4的Datasheet PDF文件第6页浏览型号UCC28050DG4的Datasheet PDF文件第7页 
ꢀꢁꢁ ꢂ ꢃꢄ ꢅ ꢄ ꢆ ꢀꢁ ꢁꢂ ꢃꢄ ꢅꢇ  
ꢀꢁꢁ ꢈ ꢃꢄ ꢅ ꢄ ꢆ ꢀꢁ ꢁꢈ ꢃꢄ ꢅꢇ  
SLUS515F−SEPTEMBER 2002 − REVISED MARCH 2009  
APPLICATIONS  
FEATURES  
D
Switch-Mode Power Supplies for Desktops,  
Monitors, TVs and Set Top Boxes (STBs)  
D
D
D
D
D
Transition Mode PFC Controller for Low  
Implementation Cost  
D
AC Adapter Front-End Power Supplies  
Electronic Ballasts  
Industry Pin Compatibility With Improved  
Feature Set  
D
Improved Transient Response With  
Slew-Rate Comparator  
DESCRIPTION  
The UCC38050 and UCC38051 are PFC  
Zero Power Detect to Prevent OVP During  
Light Load Conditions  
controllers for low-to-medium power applications  
requiring compliance with IEC 1000-3-2 harmonic  
reduction standard. It is designed for controlling a  
boost preregulator operating in transition mode  
(also referred to as boundary conduction mode or  
critical conduction mode operation). It features a  
transconductance voltage amplifier for feedback  
Accurate Internal V  
Regulation  
for Tight Output  
REF  
D
Two UVLO Options  
D
Overvoltage Protection (OVP),  
Open-Feedback Protection and Enable  
Circuits  
error processing,  
generating a current command proportional to the  
input voltage, current-sense (PWM)  
a
simple multiplier for  
D
D
D
750-mA Peak Gate Drive Current  
Low Start-Up and Operating Currents  
Lead (Pb)-Free Packages  
a
comparator, PWM logic and a totem-pole driver  
for driving an external FET.  
SIMPLIFIED APPLICATION DIAGRAM  
UCC38050  
VO_SNS VCC  
1
2
8
COMP  
DRV  
GND  
ZCD  
7
6
5
3
4
MULTIN  
CS  
UDG−02125  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
ꢉꢡ  
Copyright 2009, Texas Instruments Incorporated  
ꢝ ꢡ ꢞ ꢝꢖ ꢗꢫ ꢙꢘ ꢜ ꢤꢤ ꢢꢜ ꢚ ꢜ ꢛ ꢡ ꢝ ꢡ ꢚ ꢞ ꢦ  
1
www.ti.com  

UCC28050DG4 替代型号

型号 品牌 替代类型 描述 数据表
UCC28051DR TI

完全替代

TRANSITION MODE PFC CONTRLLER
UCC38050P TI

完全替代

TRANSITION MODE PFC CONTRLLER
UCC38050D TI

完全替代

TRANSITION MODE PFC CONTRLLER

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