onsemi

FPF2105

FPF2105 Description

The FPF2105 is a high-side power switch from onsemi, part of the IntelliMAX™ series, designed for general-purpose applications. This device features a maximum output current of 400mA and operates within a load voltage range of 1.8V to 5.5V. It is housed in a surface-mount SOT23-5 package, making it suitable for compact designs. The FPF2105 offers a typical on-state resistance (Rds On) of 125mOhm, ensuring efficient power delivery with minimal voltage drop.

This power switch is equipped with comprehensive fault protection mechanisms, including fixed current limiting, over-temperature protection, and under-voltage lockout (UVLO). These features ensure reliable operation and safeguard against potential damage from abnormal conditions. The FPF2105 also includes an auto-restart function and a status flag, providing enhanced control and monitoring capabilities.

Despite its obsolete status, the FPF2105 remains a viable option for applications requiring a robust and efficient power switch. It is REACH unaffected and RoHS3 compliant, meeting stringent environmental and regulatory standards. The device has a moisture sensitivity level (MSL) of 1 (unlimited), ensuring durability in various environmental conditions.

FPF2105 Features

• Output Configuration: High Side
• Current - Output (Max): 400mA
• Voltage - Load: 1.8V ~ 5.5V
• Rds On (Typ): 125mOhm
• Fault Protection: Current Limiting (Fixed), Over Temperature, UVLO
• Features: Auto Restart, Status Flag
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Interface: On/Off
• Compliance: REACH Unaffected, RoHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

FPF2105 Applications

The FPF2105 is ideal for a variety of applications where a reliable and efficient power switch is required. Its high-side configuration and comprehensive protection features make it suitable for:

• Consumer Electronics: Portable devices, smartphones, and tablets benefit from the FPF2105's compact design and efficient power management.
• Telecommunications: Base stations and network equipment can leverage the device's robust fault protection and auto-restart capabilities.
• Industrial Systems: Control panels, sensors, and automation equipment can utilize the FPF2105 for reliable power switching.
• Automotive: In-car electronics and infotainment systems can benefit from the device's durability and compliance with environmental standards.

Conclusion of FPF2105

The FPF2105 is a versatile and reliable power switch that offers a range of features and benefits for various applications. Its high-side configuration, comprehensive fault protection, and efficient power delivery make it an excellent choice for designers seeking a robust solution. Despite being marked as obsolete, the FPF2105 remains a valuable component for applications requiring a general-purpose power switch. Its compliance with environmental and regulatory standards ensures that it meets the requirements of modern electronics manufacturing.