The MAX1556 evaluation kit (EV kit) is a fully assembled and tested circuit board that evaluates the MAX1556 and MAX1557 PWM step-down DC-DC converters. The circuit operates from 2.6V to 5.5V. The MAX1556 delivers up to 1.2A and has pin-selectable 1.8V, 2.5V, 3.3V, and adjustable output. The MAX1557 delivers up to 600mA and has pin-selectable 1V, 1.3V, 1.5V, and adjustable output. Each circuit features an on-board shutdown control.
Key Features
Applications/Uses
Up to 97% Efficiency
95% Efficiency at 1mA Load Current
1MHz PWM Switching Frequency
Tiny Inductors
Pin-Selectable Output Voltages
MAX1556: 3.3V, 2.5V, 1.8V, and Adjustable
MAX1557: 1.5V, 1.3V, 1.0V, and Adjustable
1.2A Guaranteed Output Current (MAX1556)
Voltage Positioning Optimizes Load-Transient Response
* Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.
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