19-3336; Rev 0; 7/04
KIT ATION EVALU E L B AVAILA
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16µA IQ, 1.
2A PWM Step-Down DC-DC Converters
General Description Features
♦ Up to 97% Efficiency ♦ 95% Efficiency at 1mA Load Current ♦ Low 16µA Quiescent Current ♦ 1MHz PWM Switching ♦ Tiny 3.
3µH Inductor ♦ Selectable 3.
3V, 2.
5V, 1.
8V, 1.
5V, 1.
3V, 1.
0V, and Adjustable Output ♦ 1.
2A Guaranteed Output Current (MAX1556) ♦ Voltage Positioning Optimizes Load-Transient Response ♦ Low 27µA Quiescent Current in Dropout ♦ Low 0.
1µA Shutdown Current ♦ No External
Schottky Diode Required ♦ Analog Soft-Start with Zero Overshoot Current ♦ Small, 10-Pin, 3mm x 3mm TDFN Package
MAX1556/MAX1557
The MAX1556/MAX1557 are low-operating-...