onsemi

FDR8521L

FDR8521L Description

The FDR8521L is a high-side power driver IC designed for general-purpose switching applications. Manufactured by onsemi, this device is part of the Power Management Integrated Circuits (PMIC) category. It features a single output with a maximum current capability of 2.9A and operates over a wide load voltage range of 3V to 20V. The FDR8521L is housed in a compact Supersot-8 package, making it suitable for space-constrained designs. Despite its small form factor, it offers a low Rds(on) of 54mOhm, ensuring high efficiency and minimal power loss.

FDR8521L Features

• Output Configuration: High Side
• Current - Output (Max): 2.9A
• Voltage - Load: 3V ~ 20V
• Rds On (Typ): 54mOhm
• Number of Outputs: 1
• Interface: On/Off
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected
• ECCN: EAR99
• HTSUS: 8541.29.0095
• Product Status: Obsolete

FDR8521L Applications

The FDR8521L is ideal for applications requiring a robust and efficient power driver. Its high-side configuration and wide load voltage range make it suitable for various power management tasks, including:

• Motor Control: Driving small motors in consumer electronics and industrial applications.
• Power Supply Control: Managing power delivery in compact power supplies and adapters.
• Battery Management: Controlling battery charging and discharging circuits.
• General Purpose Switching: Enabling and disabling power to various subsystems in embedded systems.

Conclusion of FDR8521L

The FDR8521L offers a unique combination of high current capability, low Rds(on), and a compact package, making it a versatile solution for power management applications. Despite its obsolete status, it remains a reliable choice for designs where space and efficiency are critical. Its wide load voltage range and high-side configuration provide flexibility and ease of integration into various systems. For engineers seeking a reliable and efficient power driver, the FDR8521L is a noteworthy option.