Littelfuse Tariff Inquiry

IXD1421AB14ER-G

IXD1421AB14ER-G Description

The IXD1421AB14ER-G is a high-performance dual linear voltage regulator designed for applications requiring efficient power management and minimal power consumption. Manufactured by Littelfuse and categorized under Power Management ICs (PMIC), this device offers two fixed output voltages of 1.8V and 2.5V, each capable of delivering up to 300mA of output current. The regulator is designed with a maximum input voltage of 5.5V and features a low quiescent current of 190 µA, making it ideal for battery-powered and energy-sensitive applications.

IXD1421AB14ER-G Features

• High Efficiency and Low Dropout Voltage: The IXD1421AB14ER-G boasts a maximum dropout voltage of 0.29V at 300mA, ensuring high efficiency even under heavy load conditions. This low dropout voltage allows the regulator to operate effectively with minimal input-to-output voltage difference, maximizing power conversion efficiency.

• Excellent PSRR Performance: With a Power Supply Rejection Ratio (PSRR) of 75dB at 1kHz, the regulator effectively filters out noise from the input power supply, ensuring clean and stable output voltages. This feature is crucial for applications sensitive to power supply noise, such as precision analog circuits and high-speed digital systems.

• Advanced Protection Features: The IXD1421AB14ER-G includes comprehensive protection mechanisms such as over-current protection, over-temperature protection, and short-circuit protection. These features safeguard the regulator and connected circuits from potential damage, enhancing reliability and longevity.

• Control and Configuration: The regulator offers an enable control feature, allowing users to turn the regulator on or off as needed. This feature is particularly useful for power management in systems with multiple power states or sleep modes.

• Surface Mount Packaging: The IXD1421AB14ER-G is available in a surface mount package (Tape & Reel), making it suitable for automated assembly processes and compact board designs. The small form factor is ideal for space-constrained applications.

IXD1421AB14ER-G Applications

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and wearables where power efficiency and low power consumption are critical. The regulator's low dropout voltage and high PSRR make it suitable for maintaining stable power supply to sensitive components like microcontrollers and sensors.

• Industrial Equipment: Suitable for industrial applications requiring reliable power management, such as PLCs, automation controllers, and instrumentation devices. The regulator's robust protection features and high efficiency ensure stable operation in harsh industrial environments.

• Medical Devices: Applicable in medical equipment like portable diagnostic devices and wearable health monitors. The regulator's low noise and high PSRR are essential for maintaining accurate measurements and reliable performance in medical applications.

• Telecommunications: Ideal for powering low-power communication modules and IoT devices where consistent power supply and low power consumption are necessary. The regulator's small size and surface mount packaging make it suitable for compact telecom equipment.

Conclusion of IXD1421AB14ER-G

The IXD1421AB14ER-G is a versatile and high-performance dual linear voltage regulator that stands out in its category due to its low dropout voltage, high PSRR, and advanced protection features. Its ability to deliver 300mA of output current with minimal power consumption makes it an excellent choice for a wide range of applications, from consumer electronics to industrial and medical devices. The regulator's compact surface mount packaging and enable control feature further enhance its suitability for modern, space-constrained designs. Overall, the IXD1421AB14ER-G offers a reliable and efficient power management solution that meets the stringent requirements of today's demanding electronic systems.