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SLUSCI8A – JULY 2016 – REVISED AUGUST 2017 TPS548D21 1.5-V to 16-V VIN, 4.5-V to 22-V VDD, 40-A SWIFT™
Synchronous Step-Down Converter Supporting AVSO and Full Differential Sense
1 Features 2 Applications 1 Conversion Input Voltage Range (PVIN): 1.5 V to
16 V
Input Bias Voltage (VDD) Range: 4.5 V to 22 V
Output Voltage Range: 0.6 V to 5.5 V
Integrated, 2.9-mО© and 1.2-mО© Power MOSFETs
With 40-A Continuous Output Current
Voltage Reference 0.6 V to 1.2 V in 50-mV Steps
Using VSEL Pin
±0.5%, 0.9-VREF Tolerance Range: –40°C to
+125В°C Junction Temperature
True Differential Remote Sense Amplifier
D-CAP3в„ў Control Loop
Analog AVS Optimization via REFIN_TRK Pin
Adaptive On-Time Control with 4 Selectable
Frequency Settings: 425 kHz, 650 kHz, 875 kHz, …