STEVAL-ISA141V1

2 A, 2 MHz, Vout = 3.3 V, high-efficiency dual-mode buck-boost DC-DC converter based on the STBB3J
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$39.20

Key features
Input voltage range from 1.8 V to 5.5 V 2 A output current at 3.3 V in buck mode (V_IN = 3.6 V to 5.5 V) 800 mA output current at 3.3 V in boost mode (V_IN 2.0 V) Typical efficiency higher than 94% ±2% DC feedback voltage tolerance Automatic transition between step-down and boost mode Adjustable output voltage from 1.2 V to 5.5 V Power save mode (PS) at light load 2.0 MHz fixed switching frequency Adjustable switching frequency up to 2.4 MHz (external synchronous square signal) Device quiescent current less than 50 µA Load disconnect during shutdown Shutdown and soft-start functions Shutdown current <1 A Available in Flip-Chip 20, pitch = 0.4 mm RoHS compliant

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