The LT1944-1EMS#TRPBF is a versatile and efficient dual micropower DC/DC converter from Linear Technology, designed to cater to a wide array of applications requiring dual power outputs with minimal power loss. This component is particularly suited for battery-powered systems, portable devices, and other applications where power efficiency and conservation are critical.

Key Features

• Wide Input Voltage Range: The device operates from an input voltage range of 2.5V to 10V, making it compatible with various power sources, including single-cell lithium-ion batteries.
• Dual Outputs: The converter provides two independent output voltages, which can be either positive or negative, giving designers the flexibility to power different sections of their circuitry efficiently.
• High Efficiency: With its internal low R<sub>DS(ON) switches, the LT1944-1EMS#TRPBF can deliver efficiencies up to 94%, ensuring minimal power loss and extended battery life in portable applications.
• Adjustable Switching Frequency: The switching frequency can be set from 300kHz to 2.2MHz with an external resistor or synchronized to an external clock, allowing optimization for efficiency or component size.
• Low Quiescent Current: The device features a low quiescent current of only 40µA (both channels active), which is crucial for battery-powered applications where energy conservation is paramount.
• Small Footprint: Packaged in a compact 10-lead MSOP, the LT1944-1EMS#TRPBF saves valuable board space, which is essential for modern, space-constrained electronics.

Applications

The LT1944-1EMS#TRPBF is ideal for a variety of applications, including:

• Portable and handheld devices
• Wireless modems and network cards
• GPS receivers
• Medical and healthcare equipment
• White LED drivers
• Positive and negative LCD bias supplies

With its robust feature set and high efficiency, the LT1944-1EMS#TRPBF from Linear Technology stands out as a reliable choice for designers looking to optimize their power management solutions in dual output applications.