17V Vin, 3A Synchronous Step-down DCDC Converter, SCT2230D Replace TPS563202.
SCT2230D
SCT2230D.pdf
SCT2230D.pdfFEATURES
• Wide Input Voltage: 4.2V-17V
• 3A Continuous Output Current with Integrated
50mΩ /24mΩ FETs
• Wide Output Voltage Range:0.8V-7V
• Quiescent Current 220μA
• Cycle-by-Cycle Current Limiting
• Internal 3ms Soft-Start Limits the inrush current
• Fixed 800kHz Switching Frequency
• Input Under-Voltage Lockout
• Power save mode at light load
• Over-Temperature Protection
• Available in a SOT563 and SOT23-6 Package
PIN CONFIGUTION
优势替代
FEATURES
• 3-A converter integrated 95-mΩ and 57-mΩ FETs
• D-CAP2™ mode control with fast transient
response
• Input voltage range: 4.3 V to 17 V
• Output voltage range: 0.806 V to 7 V
• ECO mode at light loading
• Typical 580-kHz switching frequency
• Low Shutdown current less than 3 µA
• 2% feedback voltage accuracy (25 °C)
• Provide pre-bias function
• Cycle-by-cycle over current limit
• Hiccup-mode over current protection
• Non-latch UVP and TSD protections
• Fixed soft start: 1.2 ms
PIN CONFIGUTION
