4.5V-60V Vin, 3A, High Efficiency Step-down DCDC Converter, SCT2633 Replace TPS5430.
SCT2633
SCT2633.pdf
SCT2633.pdfFEATURES
? Wide Input Range: 4.5V-60V
? Up to 3A Continuous Output Current
? 1.221V ±1% Feedback Reference Voltage
? Integrated 220m? High-Side MOSFET
? Low Quiescent Current: 300uA
? Pulse Skipping Mode (PSM) in light load
? 100ns Minimum On-time
? 12ms Internal Soft-start Time
? Internal compensation for Ease of Use
? Fixed Frequency 500kHz
? Precision Enable Threshold for Programmable Input
Voltage Under-Voltage Lock Out Protection (UVLO)
Threshold and Hysteresis
? Over-voltage and Over-Temperature Protection
? Available in an ESOP-8 Package
PIN CONFIGUTION
優(yōu)勢(shì)替代
FEATURES
? Wide Input Voltage Range: 5.5 V to 36 V
? Up to 3-A Continuous (4-A Peak) Output Current
? High Efficiency up to 95% Enabled by 110-mW
Integrated MOSFET Switch
? Wide Output Voltage Range: Adjustable Down to
1.22 V with 1.5% Initial Accuracy
? Internal Compensation Minimizes External
Parts Count
? Fixed 500 kHz Switching Frequency for Small
Filter Size
? Improved Line Regulation and Transient Response
by Input Voltage Feed Forward
? System Protected by Over Current Limiting and
Thermal Shutdown
? –40°C to 125°C Operating Junction Temperature Range
? Available in Small Thermally Enhanced 8-Pin
SOIC PowerPAD? Package
PIN CONFIGUTION
