LT3470AHDDB#TRPBF - Low Voltage Micropower Step-Down DC/DC Converter

The LT3470AHDDB#TRPBF is a high-performance, micropower step-down DC/DC converter from Linear Technology, designed to meet the needs of low-voltage power supply applications. This compact and efficient device is well-suited for portable battery-powered devices where extended battery life is paramount.

Key Features:

• Wide Input Voltage Range: Capable of operating from an input voltage range of 4V to 40V, making it versatile for a broad array of applications.
• Adjustable Output Voltage: The output voltage can be adjusted down to as low as 1.25V, which allows for flexibility in powering various low-voltage circuits.
• High Efficiency: Integrated with a low V<sub>CESAT (Collector-Emitter Saturation Voltage) switch, the device ensures high efficiency, which is crucial for battery-operated systems.
• Low Quiescent Current: With a quiescent current under 25µA, the LT3470AHDDB#TRPBF contributes to minimal power wastage when in standby mode.
• Integrated Boost Diode: The inclusion of an internal boost diode simplifies the circuit design and reduces external component count.
• Thermal Protection: The device features thermal shutdown protection that safeguards it against overheating, ensuring reliability and longevity.

Applications:

The LT3470AHDDB#TRPBF is ideal for a variety of applications, including:

• Portable Instruments
• Battery-Operated Equipment
• Automotive Power Supplies
• Industrial Power Supplies
• Satellite Radio Receivers
• Point of Load Power Conversion

Package Information:

This device comes in a small, low-profile (0.75mm) 8-lead DFN package with a thermal pad for enhanced thermal performance. The package is designed for surface-mount technology, which makes it suitable for compact PCB designs.

Quality and Reliability:

Linear Technology is known for its commitment to high-quality and reliable components. The LT3470AHDDB#TRPBF is no exception and is designed to meet stringent performance criteria for a wide range of environmental conditions.