SGM61410.pdf• Wide 5V to 42V Operating Input Voltage Range
• 0.8V Internal Reference
• Low Quiescent Current: 14μA (TYP)
• Shutdown Current: 0.6μA (TYP)
• 1.2MHz Switching Frequency
• Internal Compensation and Soft-Start
• Simple Design and Minimal External Components
• Up to 95% Efficiency at 12V/400mA
• 0.8V to 20V Adjustable Output Voltage
• Current Limit and Short-Circuit Protection
• Output Over-Voltage Protection and Thermal
Shutdown
• Power-Save Mode and PWM Mode Operation
• Monotonic Startup with Pre-biased Output
• 90% Maximum Duty Cycle
• Available in a Green SOT-23-6 Package
• -40℃ to +125℃ Operating Temperature Range
• Wide Input Voltage Range: 3.2V to 34V
• Micropower Operation: IQ = 12μA
• 5V at 250mA from 6.5V to 34V Input (LT1934)
• 5V at 60mA from 6.5V to 34V Input (LT1934-1)
• 3.3V at 250mA from 4.5V to 34V Input (LT1934)
• 3.3V at 60mA from 4.5V to 34V Input (LT1934-1)
• Low Shutdown Current: <1μA
• Low VCESAT Switch: 200mV at 300mA
• Low Profi le (1mm) SOT-23 (ThinSOT™)
and
(2mm × 3mm × 0.8mm) 6-Pin DFN Package
