The PAM2421AECADJR is a high-performance, highly efficient, step-up DC-DC converter designed and manufactured by Diodes Incorporated. This advanced power solution is ideal for portable electronic devices where extended battery life and compact size are crucial. The PAM2421AECADJR is particularly suitable for applications in mobile phones, personal media players, digital cameras, and other battery-powered devices that require a boost in voltage.

Key Features

• High Efficiency: The PAM2421AECADJR boasts a high conversion efficiency, which can reach up to 96%. This efficiency ensures minimal power loss during the voltage boost process and extends the battery life of the end device.
• Adjustable Output Voltage: This converter supports an adjustable output voltage range from 5V to 24V, which can be set using external resistors. This flexibility allows the device to be used in various applications requiring different voltage levels.
• Low Quiescent Current: It has a low quiescent current of typically 120µA, further contributing to the overall power-saving characteristics of the device and making it suitable for battery-sensitive designs.
• High Switching Frequency: With a 1.2MHz fixed switching frequency, the PAM2421AECADJR allows the use of small, low-cost inductors and capacitors, reducing the overall footprint and bill of materials for the application.

Protection Features

• Over-Current Protection (OCP): To safeguard the device and the load, the PAM2421AECADJR includes over-current protection that limits the output current to prevent damage.
• Thermal Shutdown: The built-in thermal shutdown feature ensures that the device operates within safe temperature limits, protecting against overheating.

Package and Availability

The PAM2421AECADJR comes in a compact TSOT-25 package, which is ideal for space-constrained applications. It is available in tape and reel packaging, which facilitates easy integration into automated manufacturing processes.

Conclusion

With its high efficiency, adjustable output voltage, low quiescent current, and robust protection features, the PAM2421AECADJR from Diodes Incorporated is an excellent choice for designers looking to optimize power management in their next-generation portable devices. Its small package size and ease of use make it a versatile component for a wide range of power conversion applications.