LTC3525ISC6-3.3#TRMPBF - Linear Technology

The LTC3525ISC6-3.3#TRMPBF is a high-efficiency, fixed-output, synchronous step-up DC/DC converter from Linear Technology, designed to provide a compact and efficient power solution for portable and battery-powered applications. This converter is capable of generating a 3.3V output from an input voltage range of 0.85V to 4.5V, making it ideal for single-cell Li-Ion/Polymer, or multi-cell alkaline/NiMH applications.

With its internal 400mA switch, the LTC3525ISC6-3.3#TRMPBF can deliver up to 100mA of continuous output current at 3.3V from a 1.5V input. Its high switching frequency of up to 1MHz allows the use of small, low-cost capacitors and inductors, reducing the overall footprint and cost of the power supply design. Additionally, the device features a "Burst Mode" operation that significantly improves efficiency at light loads, which is critical for maximizing battery life.

The LTC3525ISC6-3.3#TRMPBF comes in a compact, low-profile (1mm) SC70 package, making it suitable for space-constrained applications. The device also includes a range of features to ensure stable and reliable operation, such as thermal overload protection, a low-battery detector, and a shutdown mode that reduces quiescent current to under 1μA, further conserving battery life during standby periods.

Key features of the LTC3525ISC6-3.3#TRMPBF include:

• Fixed 3.3V Output Voltage
• Up to 100mA Output Current
• High Efficiency: Up to 94%
• Wide Input Voltage Range: 0.85V to 4.5V
• High 1MHz Switching Frequency
• Low Quiescent Current: <1μA in Shutdown
• Burst Mode Operation for High Efficiency at Light Loads
• Thermal Overload Protection
• Low-Battery Detector
• Compact SC70 Package

Overall, the LTC3525ISC6-3.3#TRMPBF is a powerful, efficient, and space-saving solution for a wide range of portable power applications. Whether it's for personal electronics, medical devices, or other battery-operated equipment, this step-up converter is engineered to meet the needs of designers looking for a reliable and high-performance power management solution.