| Description & Applications | SUPER-SMALL PACKAGE PWM CONTROL, PWM/PFM SWITCHING CONTROL，STEP-UP SWITCHING REGULATOR • Low voltage operation : Startup at 0.9 V min. (IOUT = 1 mA) guaranteed • Low current consumption : During operation 25.9 μA (3.3 V, 100 kHz) During shutdown 0.5 μA (max.) 15 to 83% (100 kHz models) 15 to 78% (250 kHz, 300 kHz, and 600 kHz models) • External parts : Coil, diode, capacitor, and transistor • Output voltage : Selectable in 0.1 V steps between 1.5 and 6.5 V (for VDD / VOUT separate types) Selectable in 0.1 V steps between 2.0 and 6.5 V (for other than VDD / VOUT separate types) • Output voltage accuracy : ±2.4% • Oscillation frequency : 100 kHz, 250 kHz, 300 kHz, 600 kHz selectable • Soft start function : 6 ms (100 kHz, typ.) • Shutdown function • Lead-free, Sn 100%, halogen-free • Power supplies for portable equipment such as digital cameras, electronic notebooks, and PDAs • Power supplies for audio equipment such as portable CD / MD players • Constant voltage power supplies for cameras, VCRs, and communications devices • Power supplies for microcomputers |