| Description & Applications | 1.2 MHz HIGH-FREQUENCY, PWM CONTROL STEP-UP SWITCHING REGULATOR CONTROLLER • Low voltage operation: 1.8 V to 6.0 V • Oscillation frequency: 286 kHz to 1.133 MHz (selectable by external resistor) • UVLO (under-voltage lockout) function: •Detection voltage can be selected from between 1.5 V and 2.3 V in 0.1 V steps. •Hysteresis width can be selected from between 0.1 V and 0.3 V in 0.1 V steps. • Timer latch short-circuit protection circuit: •Delay time can be set using an external capacitor. • Soft-start function: Soft-start time can be selected in three steps, 10 ms, 15 ms, and 20 ms. • Phase compensation external setting: •Adjustable by connecting resistor and capacitor in series to GND. • Shutdown function: S-8338 Series, shutdown current consumption: 1.0 μA max. • Lead-free, Sn 100%, halogen-free • Power supplies for LCDs and CCDs • Power supplies for portable equipment |