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ME3149 - YUSHIN

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ME3149 150KHz constant voltage loop Buck DC-DC converter

ME3149 40V,3A,150KHz Buck DC-DC ME3149 Buck DC-DC ,8V 40V ,, MOS。ME3149 , 。, 。 PWM 0~100% 。,,, 。 ● 8V~40V ● 3A ● 150KHz ● 1.25V37V ● 0.3V ● MOS ● , ● ,, ● 5V13W ● ● ● ● ● 8-pin ESOP8 1 ME3149 () VIN 8 2 SW CC 105 ME3149 VIN 8V~40V CIN C1 100uF/50V 105 VC 7 4 FB 3 GND 5 CS L1 47uH/3A Vout=1.25V*(1+R2/R1) D1 B540C R2 10K .

Features

150K/50K OCP RS Latch Driver Thermal shutdown 4. VIN 8 2 SW 3 GND 4 ME3149 VIN VFB ESD() -0.3~45 -0.3~45 -0.3~VIN -40~150 -40~125 -65~150 260(10) >2000 V V V W ºC ºC ºC ºC V :,。 ME3149 ( TA = 25 ºC, Vin = 12V, GND=0V, Vin GND 100uF/50V ,Iout=500mA,, ) VIN IQ Fsw UVLO OVP VFB η ICL Rdson VCS MOS VFB =2V Vin =8~40V,Vout=5V Iload=0.2~2A Vin =12V ,Vout=5V Iout=2.4A VFB=0V Vin =12V,ISW=3A 8 130 1.235 2 150 5 45 1.250 40 5 170 1.265 V mA KHz V V V 89 % 3.5 A 73 95 mΩ 112.5 118 123.5 mV 5 ME3149 ( 2 ) (Vout=5V,Iout=0.1~2.5A,) : , ,,。 6 .

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