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UCC28180
SLUSBQ5B NOVEMBER 2013REVISED DECEMBER 2014
UCC28180 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power
Factor Correction (PFC) Controller
1 Features 3 Description
The UCC28180 is a flexible and easy-to-use, 8-pin,
1
8-Pin Solution (No AC Line Sensing Needed)
active Power-Factor Correction (PFC) controller that
Wide Range Programmable Switching Frequency
operates under Continuous Conduction Mode (CCM)
(18 kHz to 250 kHz for MOSFET and IGBT-based
to achieve high Power Factor, low current distortion
PFC Converters)
and excellent voltage regulation of boost pre-
regulators in AC - DC front-ends. The controller is
Trimmed Current Loop Circuits for Low iTHD
suitable for universal AC input systems operating in
Reduced Current Sense Threshold (Minimizes
100-W to few-kW range with the switching frequency
Power Dissipation in Shunt)
programmable between 18 kHz to 250 kHz, to
Average Current-Mode Control
conveniently support both power MOSFET and IGBT
Soft Over Current and Cycle-by-Cycle Peak switches. An integrated 1.5-A and 2-A (SRC-SNK)
peak gate drive output, clamped internally at 15.2 V
Current Limit Protection
(typical), enables fast turn-on, turn-off, and easy
Output Overvoltage Protection With Hysteresis
management of the external power switch without the
Recovery
need for buffer circuits.
Audible Noise Minimization Circuitry
Low-distortion wave shaping of the input current
Open Loop Detection
using average current mode control is achieved
Enhance Dynamic Response During Output
without input line sensing, reducing the external
Overvoltage and Undervoltage Conditions
component count. In addition, the controller features
reduced current sense thresholds to facilitate the use
Maximum Duty Cycle of 96% (Typical)
of small-value shunt resistors for reduced power
Burst Mode for No Load Regulation
dissipation, especially important in high-power
VCC UVLO, Low ICC Start-Up (< 75 µA)
systems. To enable low current distortion, the
controller also features trimmed internal current loop
2 Applications
regulation circuits for eliminating associated
inaccuracies.
Universal AC Input, CCM Boost PFC Converters
in 100-W to Few-kW Range
Device Information
(1)
Server and Desktop Power Supplies
PART NUMBER PACKAGE BODY SIZE (NOM)
White Good Appliances (Air Conditioners,
UCC28180 SOIC (8) 4.90 mm × 3.91 mm
Refrigerators)
(1) For all available packages, see the orderable addendum at
Industrial Power Supplies (DIN Rail)
the end of the datasheet.
Flat Panel (PDP, LCD, and LED) TVs
space
space
space
Typical Application Schematic
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.

UCC28180EVM-573 数据手册

TI(德州仪器)
28 页 / 1.11 MByte
TI(德州仪器)
45 页 / 1.82 MByte

UCC28180 数据手册

TI(德州仪器)
TEXAS INSTRUMENTS  UCC28180D  芯片, 升压稳压器PFC控制器, 栅极驱动器, SOIC-8
TI(德州仪器)
可编程频率,连续导通模式( CCM )升压功率因数校正(PFC )控制器 Programmable Frequency, Continuous Conduction Mode (CCM), Boost Power Factor Correction (PFC) Controller
TI(德州仪器)
评估模块, 用于UCC28180功率因数校正控制器
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