Product Overview: LT1617ES5#TRPBF

The LT1617ES5#TRPBF from Linear Technology is a highly efficient, compact, step-up DC/DC converter that is ideal for driving white LEDs, small LCD backlights, and providing positive bias voltages from a single cell lithium-ion battery or multiple alkaline/NiMH cells. Its small form factor and high level of integration make it an excellent choice for portable applications where space and power are at a premium.

Key Features

• Adjustable Output Voltage: The LT1617ES5#TRPBF allows for an adjustable output voltage up to 34V, providing flexibility for various applications.
• High Efficiency: With efficiencies up to 90%, this converter ensures minimal power loss and maximizes battery life in portable devices.
• Low Quiescent Current: The device features a low quiescent current of only 20µA, which is beneficial for battery-powered applications where power conservation is critical.
• Fixed Frequency Operation: Operating at a fixed frequency of 1.2MHz allows the use of tiny external components, reducing the overall footprint of the power supply design.
• Internal Soft-Start: The built-in soft-start function limits inrush current during startup, enhancing system reliability.
• Small Package: Available in a tiny SOT-23 package, the LT1617ES5#TRPBF is suitable for space-constrained applications.

Applications

The LT1617ES5#TRPBF is versatile and can be used in a variety of applications, including but not limited to:

• White LED drivers for backlighting in handheld devices
• Positive bias supply for OLED displays
• Portable battery-powered equipment
• Local 3.3V to 5V conversions

Quality and Reliability

Linear Technology is known for its commitment to quality, and the LT1617ES5#TRPBF is no exception. It is designed to meet high standards of performance and reliability, ensuring that it can withstand the demands of real-world applications. Moreover, the device is RoHS compliant, adhering to environmental regulations and making it suitable for use in a wide range of markets.

Conclusion

In summary, the LT1617ES5#TRPBF step-up DC/DC converter is a powerful, efficient, and versatile solution for a variety of power conversion needs. Its high efficiency, low quiescent current, and compact SOT-23 package make it an excellent choice for designers looking to optimize their power management systems in portable and space-constrained applications.