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UCC28063 PDF预览

UCC28063

更新时间: 2024-09-15 08:25:59
品牌 Logo 应用领域
德州仪器 - TI 功率因数校正控制器
页数 文件大小 规格书
46页 1112K
描述
Natural Interleaving? Transition-Mode PFC Controller with Improved Audible Noise Immunity

UCC28063 数据手册

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UCC28063  
www.ti.com  
SLUSAO7 SEPTEMBER 2011  
Natural InterleavingTransition-Mode PFC Controller  
with Improved Audible Noise Immunity  
Check for Samples: UCC28063  
1
NATURAL INTERLEAVING FEATURES  
SYSTEM FEATURES  
Input Filter and Output Capacitor  
Ripple-Current Cancellation  
Advanced Audible Noise Performance  
Non-linear Error-Amplifier Gain  
Soft Recovery on Overvoltage  
Integrated Brownout and Dropout Handling  
Reduced Bias Currents  
Reduced current ripple for higher system  
reliability and smaller bulk capacitor  
Reduced EMI filter size  
Phase Management Capability  
Improved Efficiency and Design Flexibility  
over Traditional Single-Phase Continuous  
Conduction Mode (CCM)  
FailSafe OVP with Dual Paths Prevents Output  
Over-Voltage Conditions by Voltage-Sensing  
Failures  
Inrush-Safe Current Limiting:  
Sensorless Current-Shaping Simplifies Board  
Layout and Improves Efficiency  
Prevents MOSFET conduction during  
inrush  
Eliminates reverse recovery events in  
output rectifiers  
APPLICATIONS  
100-W to 800-W Power Supplies  
Gaming  
Enables Use of Low-Cost Diodes without  
Extensive Snubber Circuitry  
D-to-A Set-Top Boxes  
Adapters  
Improved Light-Load Efficiency  
Fast, Smooth Transient Response  
Expanded System-Level Protections  
1-A Source/1.8-A Sink Gate Drivers  
LCD, Plasma and DLPTVs  
Home Audio Systems  
-40°C to 125°C Operating Temperature Range  
in a 16-lead SOIC package  
Typical Application Diagram  
Ripple Current Reduction  
400 VDC  
EMI  
Filter  
+
5
UCC28063  
ZCDA 16  
GDA 14  
12 VCC  
10 CS  
85 VAC to 265 VAC  
POUT = 600W  
VOUT = 400V  
4
7
VINAC  
ZCDB  
1
1-phase TM  
3
TSET  
GDB 11  
3
2
1
Power Good to  
Down Stream  
Converter  
PWMCNTL  
9
2
4
5
1-phase CCM  
VSENSE  
PHB  
Phase Management  
COMP  
15 VREF  
2-phase TM Interleave  
HVSEN  
PGND  
13  
8
AGND  
70  
120  
170  
Input Voltage (V)  
220  
270  
6
1
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.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2011, Texas Instruments Incorporated  

UCC28063 替代型号

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