UCC28880 700V、100mA 低静止時電流オフライン・コンバータ | TIJ.co.jp

UCC28880 (供給中) 700V、100mA 低静止時電流オフライン・コンバータ

 

概要

The UCC28880 integrates the controller and a 700-V power MOSFET into one monolithic device. The device also integrates a high-voltage current source, enabling start up and operation directly from the rectified mains voltage.

The low quiescent current of the device enables excellent efficiency. With the UCC28880 the most common converter topologies, such as buck, buck-boost and flyback can be built using a minimum number of external components.

The UCC28880 incorporates a soft-start feature for controlled start up of the power stage which minimizes the stress on the power-stage components.

特長

  • Integrated Power MOSFET (Switch) Rated to
    700-V Drain-to-Source Voltage
  • Integrated High-Voltage Current Source for Internal Low-Voltage Supply Generation
  • Soft Start
  • Self-Biased Switcher (Start Up and Operation Directly from Rectified Mains Voltage)
  • Supports Buck, Buck-Boost and Flyback Topologies
  • <100-μA Device Quiescent Current
  • Robust Performance with Inductor Current Runaway Prevention
  • Thermal Shutdown
  • Protection
    • Current Limit
    • Overload and Output Short Circuit

WEBENCH® Designer UCC28880

AC 周波数  60 Hz  50 Hz
  最小   最大 範囲
VinRMS  V 30.0 to 425.0V
出力電圧  V 1.02 to 25V
負荷電流  A ≤ 0.1A
周囲温度  °C -40 to 125°C

機能一覧

他の製品と比較 オフライン・コンバータ メール Excelへダウンロード
Part number オーダー・オプション Control method Output power 85-265 Vac (Max) (W) Output power 175-265 Vac (Max) (W) Vin (Min) (V) Topology Duty cycle (Max) (%) Frequency (Max) (kHz) UVLO thresholds on/off (V) Operating temperature range (C) Package size: mm2:W x L (PKG)
UCC28880 ご注文 Current     3     4     30     Buck     55     62     3.9/3.6     -40 to 125     7SOIC: 29 mm2: 6 x 4.9 (SOIC | 7)    
UCC28881 ご注文 Current     4.5     6     30     Buck     55     62     3.9/3.6     -40 to 125     7SOIC: 29 mm2: 6 x 4.9 (SOIC | 7)    
UCC28910 ご注文 Current     7.5     9.5     30     Buck
Flyback    
99     115     9.5/6.5     -40 to 125     7SOIC: 29 mm2: 6 x 4.9 (SOIC | 7)    
UCC28911 ご注文 Current     10     12     30     Buck
Flyback    
99     115     9.5/6.5     -40 to 125     7SOIC: 29 mm2: 6 x 4.9 (SOIC | 7)