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RT7294C為ACOT® (Advanced Constant On-Time)操作模式之同步整流降壓型DC/DC轉換器。ACOT® 模式提供良好的暫態回應,且僅需搭配少許的外部元件,並支持所有的陶瓷輸出電容。內部低阻抗MOSFET在輸入電壓4.3V至18V範圍內,支持高頻操作。

應用

  • 工業和商用低功耗系統
  • 電腦周邊設備
  • LCD顯示器和電視
  • 節能電器
  • 負載點調節的高性能DSP、FPGA和ASIC
主要規格
RT7294C
Status Active
Vin (min) (V) 4.3
Vin (max) (V) 18
Number of Outputs 1
Vout (min) (V) 0.6
Vout (max) (V) 8
Output Adj. Method Resistor
Iout (max) (A) 2.5
Current Limit (typ) (A) 3.4
Freq (typ) (kHz) 500
Ext Sync No
Ron_HS (typ) (mOhm) 150
Ron_LS (typ) (mOhm) 90
Iq (typ) (mA) 0.5
Features ACOT Control;Cycle-by-Cycle Current Limit;Enable Input;Fast Transient Response;Force PWM;OCP;OTP;Stable with Ceramic Capacitor;UVP
Package Type TSOT-26(FC)
關鍵特性
  • 4.3V 至 18V 輸入電壓範圍
  • 2.5A 輸出電流
  • ACOT™ (Advanced Constant On-Time)操作模式
  • 快速的暫態回應
  • 允許陶瓷電容作為輸出電容
  • 效率高達95%
  • 500kHz切換頻率
  • 可調輸出電壓範圍0.6V至8V
  • 逐週期電流限制
  • 輸入欠壓閉鎖
  • 打嗝模式 (Hiccup Mode) 欠壓保護
  • 過溫關機保護
  • 符合RoHS規範與無鹵特性
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RT7294CGJ6FTSOT-26(FC)3,000 Request Digikey 7,796 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
Evaluation Board
Part NumberDistributorStockBuy From Authorized Distributor
EVB_RT7294CGJ6F Digikey 5 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
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