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RT7295C为ACOT® (Advanced Constant On-Time)操作模式之同步整流降压型DC/DC转换器。ACOT® 模式提供良好的瞬时响应,且仅需搭配少许的外部组件,并支持所有的陶瓷输出电容。内部低阻抗MOSFET在输入电压4.3V至18V范围内,支持高频操作。输出电压可调范围从0.6V至8V。输出缓启动可藉由外部电容调整。

应用

  • 工业和商用低功耗系统
  • 计算机接口设备
  • LCD显示器和电视
  • 节能电器
  • 负载点调节的高性能DSP、FPGA和ASIC
主要规格
RT7295C
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) 3.5
Current Limit (typ) (A) 4.4
Freq (typ) (kHz) 500
Ext Sync No
Ron_HS (typ) (mOhm) 90
Ron_LS (typ) (mOhm) 45
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)
关键特性
  • 4.3V 至 18V 输入电压范围
  • 3.5A 输出电流
  • ACOT™ (Advanced Constant On-Time)操作模式
  • 快速的瞬时响应
  • 允许陶瓷电容作为输出电容
  • 效率高达95%
  • 500kHz切换频率
  • 可调输出电压范围0.6V至8V
  • 逐周期电流限制
  • 输入欠压闭锁
  • 打嗝模式 (Hiccup Mode) 欠压保护
  • 过温关机保护
  • 符合RoHS规范与无卤特性
Evaluation Boards
TitleLast UpdateDownload
RT7295CGJ6F Evaluation Board2015/05/15
Reference Design
TitleLast UpdateDownload
立锜负载瞬变测试工具2018/11/01
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RT7295CGJ6FTSOT-26(FC)3,000 Request Digikey 1,200 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
Evaluation Board
Part NumberDistributorStockBuy From Authorized Distributor
EVB_RT7295CGJ6F Digikey 4 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
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