an inductor, a diode and a capacitor;
• Low ripple and low noise;
• Operating voltage range:0.9V~6.5V;
• Output voltage range:2.0V~5.0V(step 0.1V);
• Output voltage accuracy:±2.5%;
• Output Current:if Vin=3.0V and Vout=3.3V,then
Iout=350mA;
• Low start voltage:≤0.9V(at Iout=1mA);
• Maximum oscillator frequency: 100KHz(Typ.);
• High Efficiency:87%(Type);
• Slow-Start Time :15mS(Type);
• PACKAGE:SOT-23,SOT-89.