MAX1556EVKIT

The MAX1556EVKIT is a fully assembled and tested circuit board that evaluates the MAX1556EVKIT PWM step-down DC-DC converters. The circuit operates from 2.6V to 5.5V. The MAX1556EVKIT delivers up to 1.2A and has pin-selectable 1.8V, 2.5V, 3.3V,and adjustable output.Each circuit features an on-board shutdown control.
 
Features of the MAX1556EVKIT are:(1)up to 97% efficiency;(2)95% efficiency at 1ma load current;(3)1mhz pwm switching frequency;(4)tiny inductors;(5)pin-selectable output voltages max1556: 3.3v, 2.5v, 1.8v, and adjustable;(6)1.2a guaranteed output current (max1556);(7)voltage positioning optimizes load-transient response;(8)low 16a quiescent current;(9)low 27a quiescent current in dropout;(10)low 0.1a shutdown current;(11)analog soft-start with zero overshoot current;(12)small, 10-pin, 3mm x 3mm tdfn package;(13)fully assembled and tested.

The component list of the MAX1556EVKIT can be summarized as:(1):the designation is C1, C6,the QTY is 2,the description is 10F ±10%, 6.3V X5R ceramic capacitors (0805) murata GRM21BR60J106K or equivalent;(2):the designation is C2, C7,the QTY is 2,the description is 22F ±10%, 6.3V X5R ceramic capacitors (1206) murata GRM31CR60J226K or equivalent;(3):the designation is C3, C8,the QTY is 0,the description is not installed, capacitors (0805);(4):the designation is C4, C9,the QTY is 2,the description is 0.001F ±10%, 50V X7R ceramic capacitors (0402) murata GRP155R71H102K or equivalent;(5):the designation is C5, C10,the QTY is 0,the description is not installed, capacitors (0603);(6):the designation is C11,the QTY is 1,the description is 0.47F ±10%, 6.3V X5R ceramic capacitor (0402) murata GRM155R60J474K or equivalent;(7):the designation is JU1JU6,the QTY is 6,the description is 3-pin headers;(8):the designation is L1,the QTY is 1,the description is 3.3H inductor, 0.036, 1.3A,5.0mm x 5.0mm x 2.0mm Taiyo Yuden LMNP04SB3R3N;(9):the designation is L2,the QTY is 1,the description is 4.7H inductor, 0.05, 1.2A,5.0mm x 5.0mm x 2.0mm Taiyo Yuden LMNP04SB4R7N;(10):the designation is R1, R3,the QTY is 0,the description is shorted on PC board, resistors;(11):the designation is R2, R4,the QTY is 0,the description is not installed, resistors (0603);(12):the designation is R5,the QTY is 1,the description is 100 ±1% resistor (0402);(13):the designation is U1,the QTY is 1,the description is MAX1556ETB;(14):the designation is none,the QTY is 6,the description is shunts, position 2;(15):the designation is none,the QTY is 1,the description is MAX1556 EV kit PC board.