Linear Technology's LTC1872ES6 Boost Converter

The LTC1872ES6, designed and manufactured by Linear Technology, is a high-performance, current mode, PWM boost DC/DC converter encapsulated in a compact TSOT-23 package. This efficient power management integrated circuit is engineered to provide a convenient and robust solution for applications requiring voltage step-up or voltage regulation in a small footprint.

Key Features

• Wide Input Voltage Range: The LTC1872ES6 operates from an input voltage range of 2.6V to 16V, making it versatile for single cell Li-Ion or multi-cell alkaline/NiCd/NiMH applications, as well as fixed 3.3V or 5V systems.
• Adjustable Output Voltage: Users can set the output voltage up to 36V through an external resistor divider, providing flexibility for different use cases and ensuring compatibility with a variety of loads.
• High Efficiency: With its low quiescent current and high switching frequency of up to 1.4MHz, the LTC1872ES6 can achieve high efficiency, making it ideal for portable battery-powered devices.
• Compact TSOT-23 Package: The device's small form factor is perfect for space-constrained applications, while still offering excellent thermal performance.
• No Schottky Diode Required: The LTC1872ES6 integrates synchronous rectification, eliminating the need for an external Schottky diode, which simplifies the design and improves efficiency.

Applications

The LTC1872ES6 is suitable for a wide range of applications, including but not limited to:

• Portable Power Devices
• Medical Instruments
• Wireless Modems
• GPS Equipment
• Handheld Scanners

Conclusion

Overall, the LTC1872ES6 from Linear Technology is a powerful, versatile boost converter that offers a compact solution for designers looking to maximize efficiency in their power supply designs. Its high-frequency operation, adjustable output voltage, and integrated features make it an excellent choice for modern electronic applications that demand small size without compromising on performance.