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ISL9021AIIFZ-T

ISL9021AIIFZ-T Description

The ISL9021AIIFZ-T is a linear regulator designed by Renesas Electronics Corporation, offering a fixed output voltage of 2.5V and capable of delivering up to 250mA of output current. This device is housed in a 4WLCSP package, making it suitable for surface mount applications. Despite being marked as obsolete, it remains a robust choice for power management solutions due to its reliable performance and comprehensive protection features.

ISL9021AIIFZ-T Features

• Output Type: Fixed at 2.5V, ensuring stable power delivery.
• Input Voltage Range: Accepts up to 5.5V, providing flexibility in power source selection.
• Output Current: Capable of delivering a maximum of 250mA, suitable for a variety of low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.25V at 250mA, it maintains efficiency even at low input-to-output voltage differentials.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current, over-temperature, reverse polarity, short circuit, and soft start protections, ensuring robustness and reliability.
• Low Quiescent Current: Consumes only 50 µA in quiescent state, minimizing power loss.
• Compliance and Standards: ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Mounting Type: Surface mount, ideal for compact and high-density PCB designs.

ISL9021AIIFZ-T Applications

The ISL9021AIIFZ-T is ideal for applications requiring a stable and efficient power supply with minimal space requirements. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The comprehensive protection features ensure reliable operation in various operating conditions, making it a reliable choice for:

• Portable electronic devices
• Battery-powered systems
• Low-power microcontroller applications
• Industrial control systems
• Consumer electronics

Conclusion of ISL9021AIIFZ-T

The ISL9021AIIFZ-T from Renesas Electronics Corporation is a versatile linear regulator that offers a balance of performance, efficiency, and reliability. Its fixed 2.5V output and 250mA capability make it suitable for a wide range of applications, while its low dropout voltage and comprehensive protection features enhance its robustness. Despite being marked as obsolete, its technical specifications and performance benefits continue to make it a valuable option for power management solutions in the electronics industry.