TPS62301 - Texas Instruments

TPS62301 500-mA 3-MHz SYNCHRONOUS STEP-DOWN CONVERTER

The TPS623xx device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS623xx supports up to 500-mA load current and allows the use of tiny, low cost chip inductor and capacitors. The device is ideal for mobile phones and similar portable applications pow.

Features

1
•234 Up to 93% Efficiency at 3-MHz Operation
• Up to 500-mA Output Current at VI = 2.7 V
• 3-MHz Fixed Frequency Operation
• Best in Class Load and Line Transient
• Complete 1-mm Component Profile Solution
• -0.5% / +1.3% PWM DC Voltage Accuracy Over Temperature
• 35-ns Minimum On-Time
• Power-Save Mode Operation at Light Load Currents
• Fixed and Adjustable Output Voltage
• Only 86-µA Quiescent Current
• 100% Duty Cycle for Lowest Dropout
• Synchronizable On the Fly to External Clock Signal
• Integrated Active Power-Down Sequencing (TPS6232x only)
• Available in a 10-Pin QFN (3 x 3 mm), 8-P.