The LT1930 from Linear Technology is a versatile, high-efficiency, fixed-frequency step-up DC/DC converter that is designed to meet the stringent demands of portable and compact power supply solutions. This compact device is a part of Linear Technology's robust product lineup, renowned for their reliability and performance in various applications.
Key Features
- Wide Input Voltage Range: The LT1930 operates from an input voltage range of 2.6V to 16V, making it suitable for single-cell Li-Ion batteries as well as multi-cell battery configurations and other standard power supplies.
- Adjustable Switching Frequency: With a switching frequency of 1.2MHz, this converter allows for the use of small, low-cost capacitors and inductors, reducing the overall footprint and cost of the power supply design.
- High Output Voltage: The device can deliver output voltages as high as 34V, providing ample headroom for diverse applications that require a high voltage output from a low voltage source.
- Efficient Operation: The LT1930 boasts efficiencies up to 87%, ensuring minimal heat generation and longer battery life in portable applications.
- Low Shutdown Current: It features a shutdown mode that reduces the supply current to under 1µA, which is critical for battery-powered equipment.
- Integrated Features: The device includes a 1A power switch, soft-start capability, and a feedback voltage reference, streamlining the design process and reducing external component count.
Applications
The LT1930 is ideal for a wide range of applications, including but not limited to:
- Portable electronics
- GPS devices
- Digital cameras
- Medical diagnostic equipment
- Wireless modems
- LED drivers
Design Support
Linear Technology provides extensive design support for the LT1930, including datasheets, reference designs, and simulation tools. This support ensures that engineers can quickly and effectively integrate the LT1930 into their designs, reducing time-to-market for their products.
