| Description & Applications |
SUPER-SMALL PACKAGE PWM CONTROL, PWM/PFM SWITCHING CONTROL STEP-UP SWITCHING REGULATOR ? Low voltage operation: Startup is guaranteed from 0.9 V (IOUT = 1 mA) ? Low current consumption: During operation: 25.9 μA (3.3 V, 100 kHz, typ.) ? External parts: Coil, diode, capacitor, and transistor ? Output voltage: Can be set between 1.5 and 6.5 V (for VDD/VOUT separate types) or 2.0 and 6.5 V (for other than VDD/VOUT separate types) in 0.1 V steps. Accuracy of ±2.4%. ? Oscillation frequency: 100 kHz, 250 kHz, 300 kHz, 600 kHz ? Soft start function: 6 ms (100 kHz, typ.) ? Shutdown function ? 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, video equipment, and communications equipment ? Power supplies for microprocessors |
