The MIC2844AYMT is a high-efficiency synchronous boost regulator from Micrel. It is designed to provide a regulated output voltage from a lower input voltage, making it ideal for battery-powered and portable applications. This regulator features a wide input voltage range, high switching frequency, and integrated MOSFETs for high efficiency and compact size.

Applications

• Portable devices
• Battery-powered systems
• LED drivers
• LCD bias supplies
• Boost converters

Features

• Synchronous Boost Regulator
• Wide Input Voltage Range (2.5V to 10V)
• Adjustable Output Voltage
• High Switching Frequency (1.2 MHz)
• Integrated MOSFETs
• High Efficiency (Up to 95%)
• Short-Circuit Protection
• Over-Temperature Protection
• Small Package

Benefits

• Efficient power conversion from low-voltage sources
• Extended battery life in portable applications
• Compact design due to integrated MOSFETs and high switching frequency
• Adjustable output voltage for flexible design
• Reliable operation with short-circuit and over-temperature protection

Additional Details

The MIC2844AYMT operates with a switching frequency of 1.2 MHz, allowing for the use of small external components. It has integrated MOSFETs, which reduces the overall solution size and improves efficiency. The device features short-circuit protection and over-temperature protection to ensure reliable operation. The output voltage is adjustable using external resistors. The regulator is available in a small package, making it suitable for space-constrained applications. The MIC2844AYMT is commonly used in portable devices, such as smartphones, tablets, and e-readers, to generate the necessary voltage for various subsystems. It is also used in LED drivers to provide a constant current to LEDs. The high efficiency of the regulator helps to extend battery life in portable applications. The wide input voltage range allows the device to operate from a variety of battery chemistries. The adjustable output voltage allows for flexible design, enabling the regulator to be used in a variety of applications. The operating temperature range is typically from -40°C to +85°C.