ADP3089 regulator equivalent, 1a buck regulator.
1 MHz PWM Frequency Ultrasmall 8-lead 3×3 Sq. mm Chip Scale Package Automatic PWM to Power Saving Mode at Light Load Fully Integrated 1.5 A Power Switch 3% Output Regulat.
Supporting output voltages down to 1.25 V, the ADP3089 is ideal to generate low voltage rails, providing the optimal so.
IN IN
1 MHz, 1 A Buck Regulator ADP3089
FUNCTIONAL BLOCK DIAGRAM
SW CURRENT SENSE PWM 1MHz AMP COMPARATOR S Q R DRV
PROTECTION LOGIC (ILIM, OT) ERROR AMP gm
RUN/STOP COMPARATORS
FB SOFT-START TIMER
COMP GND GND
+ REF 1.245V
VIN 10µF 0.1µF
IN .
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