SIMPLE SWITCHER? Synchronous 1MHz 0.75A Step-Down Voltage Regulator

Description:

• Low component count and small solution size
• Stable with ceramic and other low ESR capacitors
• No loop compensation required
• High efficiency at a light load by DCM operation
• Pre-bias startup
• Ultra-fast transient response
• Programmable soft-start
• Programmable switching frequency up to 1 MHz
• Valley current limit
• Thermal shutdown
• Output over-voltage protection
• Precision internal reference for an adjustable output voltage down to 0.6V

Features:

• Input voltage range of 4.5V -42V
• 0.75A output current
• 0.6V, ±2% reference
• Integrated dual N-Channel main and synchronous MOSFETs
• Thermally enhanced eTSSOP-16 package

Applications:

• 5VDC, 12VDC, 24VDC, 12VAC, and 24VAC systems
• Embedded Systems
• Industrial Control
• Automotive Telematics and Body Electronics
• Point of Load Regulators
• Storage Systems
• Broadband Infrastructure
• Direct Conversion from 2/3/4 Cell Lithium Batteries Systems

Contents:

• LM3103 Fully Assembled Evaluation Board
• LM3103 Evaluation Board Appnote
• LM3103 Datasheet

• AN-1646 - Application Note 1646 LM3102 Demonstration Board Reference Design
• AN-1678 - Application Note 1678 LM3103 Demonstration Board Reference Design
• AN-1481 - Application Note 1481 Controlling Output Ripple and Achieving ESR Independence in Constant On-Time (COT) Regulator Designs
• AN-1443 - Application Note 1443 LM3100 Demonstration Board Reference Design