Product Overview: LT1611CS5#TRPBF

The LT1611CS5#TRPBF is a high-performance, compact, step-up DC/DC converter from Linear Technology, now part of Analog Devices. This component is specifically designed to provide efficient power conversion in space-constrained applications. Its robust design and versatile features make it an ideal choice for portable devices, where power efficiency and size are critical considerations.

Key Features

• High Frequency Operation: The LT1611CS5#TRPBF operates at a switching frequency of 1.4MHz, allowing the use of small, low-cost capacitors and inductors, reducing the overall footprint and cost of the power supply design.
• Wide Input Voltage Range: This converter can operate with an input voltage range from 1.2V to 15V, making it versatile for various applications, from single-cell batteries to higher voltage sources.
• Adjustable Output Voltage: The output voltage is adjustable up to 36V, providing flexibility for different circuit requirements.
• High Efficiency: Its high efficiency minimizes heat generation, which is crucial for battery-powered and thermally sensitive applications.
• Low Shutdown Current: The quiescent current is less than 1µA in shutdown mode, which greatly extends battery life for portable applications.
• Internal Power Switch: The device includes a 1.3A internal switch, which simplifies the design by reducing the number of external components needed.
• Soft-Start Function: The soft-start feature limits inrush current during startup, providing a controlled voltage ramp-up, which is beneficial for preventing system glitches and stress on the battery.

Applications

The LT1611CS5#TRPBF is suitable for a wide range of applications, including but not limited to:

• Portable Electronics
• GPS Devices
• Medical Devices
• Wireless Modems
• Handheld Instruments
• Small LCD Displays

Package and Quality

The device is offered in a compact SOT-23 5-lead package, which is ideal for space-constrained applications. Additionally, it is available in tape and reel packaging, denoted by the 'TRPBF' suffix, facilitating easy assembly for high-volume production. Linear Technology ensures high-quality standards, and the LT1611CS5#TRPBF is no exception, providing reliable performance for critical and demanding applications.