特瑞仕XC9235/9236/9237系列是内置导通电阻为0.42Ω的P-ch驱动器和导通电阻为0.52Ω的N-ch驱动器的具有同步整流特性的DC/DC转换器,兼容陶瓷电容，可替代德州仪器TPS6220特瑞仕XC9235/9236/9237系列：输入电压范围2.0V~6.0V(A/B/C系列),1.8V~6.0V(D/E/F/G系列)输出电压范围0.8V~4.0V***大输出电流600mA振荡频率1.2MHz,3MHz控制方式固定PWM(XC9235)(XC9236)PWM/PFM外部切换(XC9237)封装SOT-25(A/B/C系列),USP-6C,USP-6ELCL高速自放电B/C/D/E/F/G系列高速软启动B/F/G系列DriverTransistorBuilt-In:0.42ΩP-chdrivertransistor0.52ΩN-chswitchtransistorInputVoltage:2.0V~6.0V(A/B/Ctypes)1.8V~6.0V(D/E/F/Gtypes)OutputVoltage:0.8V~4.0V(Internallyset)0.9V~6.0V(Externallyset)HighEfficiency:92%(TYP.)OutputCurrent:600mAOscillationFrequency:1.2MHz,3.0MHz(+15%)MaximumDutyCycle:100%ControlMethods:PWM(XC9235)PWM/PFMAuto(XC9236)PWM/PFMManual(XC9237)Function:CurrentLimiterCircuitBuilt-In(C***tantCurrent&Latching)CDischarge(B/C/D/E/F/Gtypes)LHighSpeedSoftStart(B/F/Gtype)Capacitor:LowESRCeramicCapacitorOperatingAmbientTemperature:-40℃~+85℃应用：移动电话，智能电话，蓝牙耳机，掌上电脑，移动互联网设备，便携式游戏机，数码相机，摄像机，MP3播放器，便携式媒体播放器，笔记本电脑)