17V Vin, 3A Synchronous Step-down DCDC Converter, SCT2230B Replace TPS563202.
SCT2230B
SCT2230B.pdf
SCT2230B.pdfFEATURES
? Wide Input Voltage: 4.2V-17V
? 3A Continuous Output Current with Integrated
50mΩ /24mΩ FETs
? Wide Output Voltage Range:0.809V-7V
? Quiescent Current 220uA
? 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
優勢替代
FEATURES
? 3-A converter integrated 95-m? and 57-m? 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 ?A
? 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
