2.8V-5.5V Vin 2A Synchronous Step Down Convertor, SCT2120 Replace TPS62822.
SCT2120
SCT2120.pdf
SCT2120.pdfFEATURES
? Input Voltage Range: 2.8V-5.5V
? Up to 2A Peak Output Current
? Low Shutdown Current 0.05uA
? 0.6V ±1% Feedback Reference Voltage
? Force Pulse Width Modulation (FPWM) Mode
? 2.2MHz Switching Frequency
? Integrated 80m? High-Side and 50mΩ Low-Side
Power MOSFETs
? 100% Duty Cycle Mode
? Adjustable output voltage from 0.6 V to 5 V
? Active output discharge
? 1.5ms Internal Soft-start Time
? Power Good Indicator
? Integrated Protection Feature
- Cycle-by-cycle current limit
- Under-voltage Lockout
- HICCUP Over load Protection
- Thermal Shutdown Protection:160°C
? QFN-8L1.5mm*2mm Package with SCT2120FTAR
? SOT-8L 3mm*3mm Package with SCT2120TTBR
? Available in a Wettable Flank Package
PIN CONFIGUTION
優勢替代
FEATURES
? DCS-Control? topology
? 26-mΩ/25-mΩ internal power switches
(TPS62823)
? Up to 3-A output current (TPS62823)
? Very low quiescent current of 4 μA
? Switching frequency of typically 2.2 MHz
? 1% feedback voltage accuracy (full temp. range)
? Enable (EN) and power good (PG)
? Adjustable output voltage from 0.6 V to 4 V
? 100% duty-cycle mode
? Internal soft-start circuitry
? Seamless power save mode transition
? Undervoltage lockout
? Active output discharge
? Cycle-by-cycle current limit
? HICCUP short-circuit protection
? Over temperature protection
? CISPR11 class B compliant
? Create a custom design using the TPS62822
with the WEBENCH? Power Designer
PIN CONFIGUTION
