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 |