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UCC28600-Q1_14 PDF预览

UCC28600-Q1_14

更新时间: 2024-11-24 02:58:15
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德州仪器 - TI /
页数 文件大小 规格书
30页 635K
描述
8-PIN QUASI-RESONANT FLYBACK GREEN-MODE CONTROLLER

UCC28600-Q1_14 数据手册

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UCC28600-Q1  
www.ti.com  
SLUSAB4 DECEMBER 2010  
8-PIN QUASI-RESONANT FLYBACK GREEN-MODE CONTROLLER  
Check for Samples: UCC28600-Q1  
1
FEATURES  
.
2
Qualified for Automotive Applications  
APPLICATIONS  
Green-Mode Controller With Advanced Energy  
Saving Features  
Bias Supplies for LCD-Monitors, LCD-TV,  
PDP-TV, and Set Top Boxes  
Quasi-Resonant Mode Operation for Reduced  
EMI and Low Switching Losses (Low Voltage  
Switching)  
AC/DC Adapters and Offline Battery Chargers  
Energy Efficient Power Supplies up to 200 W  
Low Standby Current for System No-Load  
Power Consumption  
DESCRIPTION  
The UCC28600-Q1 is  
advanced energy features to meet stringent  
world-wide energy efficiency requirements.  
a PWM controller with  
Low Startup Current: 25 mA Maximum  
Programmable Overvoltage Protection, Line  
and Load  
UCC28600-Q1 integrates built-in advanced energy  
saving features with high level protection features to  
provide cost effective solutions for energy efficient  
Internal Overtemperature Protection  
Current Limit Protection  
power  
supplies.  
UCC28600-Q1  
incorporates  
Cycle-by-Cycle Power Limit  
frequency fold back and green mode operation to  
reduce the operation frequency at light load and no  
load operations.  
Primary-Side Overcurrent Hiccup Restart  
Mode  
1-A Sink TrueDrive™, -0.75-A Source Gate  
Drive Output  
UCC28600-Q1 is offered in the 8-pin SOIC (D)  
package. Operating ambient temperature range is  
-40°C to 105°C.  
Programmable Soft-Start  
Green-Mode Status Pin (PFC Disable Function)  
.
TYPICAL APPLICATION  
Primary  
NP  
Secondary  
CBULK  
RSU  
NS  
NB  
CB  
18 V  
ROVP1  
UCC28600  
CSS  
1
2
3
4
SS STATUS  
8
7
6
5
CVDD  
UCC28051  
1
2
3
4
VO_SNS VCC  
8
7
6
5
FB  
OVP  
VDD  
OUT  
ROVP2  
COMP  
DRV  
CS  
MULTIN GND  
GND  
Feedback  
M1  
CS  
ZCD  
CBP  
RPL  
RCS  
TL431  
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.  
TrueDrive is a trademark of Texas Instruments.  
2
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 © 2010, Texas Instruments Incorporated  

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