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S-1121B19MC-N2ETFG

S-112B119MC-N2ETFG Description

The S-1121B19MC-N2ETFG is a highly efficient, low dropout linear regulator designed by ABLIC Inc. This IC offers a fixed output voltage of 1.9V and can deliver up to 150mA of output current. It is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. The regulator features a maximum input voltage of 6.5V and a dropout voltage of 1.4V at 100mA, ensuring stable operation even under varying input conditions. With a quiescent current of just 1µA, it is optimized for low power consumption, making it suitable for battery-powered devices. The regulator also includes an control enable feature and over-current protection to enhance reliability and safety.

S-1121B19MC-N2ETFG Features

• Fixed Output Voltage: 1.9V, providing a stable power supply for sensitive electronic components.
• High Output Current: Capable of delivering up to 150mA, suitable for a wide range of applications.
• Low Dropout Voltage: 1.4V at 100mA, ensuring efficient operation even with low input voltages.
• Low Quiescent Current: 1µA, minimizing power consumption in standby mode.
• Enable Control: Allows for dynamic control of the regulator's operation, enhancing flexibility.
• Over-Current Protection: Ensures safe operation by preventing damage due to excessive current.
• High PSRR: 70dB at 1kHz, reducing noise and improving signal integrity.
• RoHS3 Compliant: Environmentally friendly and suitable for modern manufacturing processes.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for various environmental conditions.
• Mounting Type: Surface Mount, ideal for automated assembly processes.
• Packaging: Tape & Reel (TR), facilitating easy handling and storage.

S-1121B19MC-N2ETFG Applications

The S1-121B19MC-N2ETFG is well-suited for a variety of applications where a reliable and efficient power supply is crucial. Its low dropout voltage and high output current make it ideal for battery-operated devices, such as portable electronics, wearable technology, and IoT devices. The enable control feature allows for dynamic power management, making it suitable for applications requiring power-saving modes. The regulator's compact size and surface mount package make it a perfect fit for space-constrained designs, such as smartphones, tablets, and other consumer electronics. Additionally, its high PSRR ensures minimal noise interference, making it suitable for sensitive analog circuits and communication devices.

Conclusion of S-1121B19MC-N2ETFG

The S-1121B19MC-N2ETFG linear regulator from ABLIC Inc. stands out for its combination of high efficiency, low power consumption, and robust protection features. Its fixed 1.9V output and ability to deliver up to 150mA make it a reliable power solution for a wide range of electronic devices. The low dropout voltage and enable control feature enhance its versatility, while the compact SOT23-5 package and surface mount design ensure it fits seamlessly into modern, space-constrained applications. Although marked as "Not For New Designs," the S-1121B19MC-N2ETFG remains a valuable option for existing projects and legacy systems, offering a proven and reliable power management solution.