40V 0.6A 输出, 同步降压DCDC转换器, SCT2400优势替代推荐MP2451.
SCT2400
SCT2400.pdf
SCT2400.pdfFEATURES
• Wide Input Range: 4.5V-40V
• Up to 600mA Continuous Output Current
• Less than 0.1% Output Ripple at 12V Output
• 0.81V ± 2.5% Feedback Reference Voltage
• Integrated 600mΩ High-Side and 300mΩ Low-Side Power
MOSFETs
• Fixed Frequency 2MHz
• Pulse Skipping Mode (PSM) at Light Load
• 90uA Quiescent Current in Sleep Mode
• 100ns Minimum On-time
• 1ms Internal Soft-start Time
• Over-Temperature Protection
• Available in an TSOT23-6 Package
PIN CONFIGUTION
CROSS
FEATURES
• 130μA Operating Quiescent Current
• Wide 3.3V to 36V Operating Input Range
• 500mΩ Internal Power MOSFET
• 2MHz fixed Switching Frequency
• Internally compensated
• Stable with Ceramic Output Capacitors
• Internal Soft-Start
• Precision Current Limit Without Current Sensing Resistor
• > 90% Efficiency
• Output Adjustable from +0.8V to 0.8xVIN
• 3μA Low Shutdown Supply Current
• SOT23-6 and TSOT23-6 Packages
PIN CONFIGUTION
