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S-1111B49MC-NZITFG

S-1111B49MC-NZITFG Description

The S-1111B49MC-NZITFG is a linear regulator IC designed for power management applications, manufactured by ABLIC Inc. This device is a single regulator with a fixed output voltage of 4.9V and a maximum output current of 150mA. It features a maximum input voltage of 6.5V and a dropout voltage of 0.26V at 100mA, ensuring efficient operation even under low input voltage conditions. The regulator is designed for surface mount applications and comes in a compact SOT23-5 package, making it suitable for space-constrained designs. The S-1111B49MC-NZITFG also includes an enable control feature and overcurrent protection, enhancing its versatility and reliability. It is ROHS3 compliant and has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing processes.

S-1111B49MC-NZITFG Features

• Fixed Output Voltage: The regulator maintains a stable output voltage of 4.9V, ensuring consistent power supply to connected devices.
• High Efficiency: With a dropout voltage of 0.26V at 100mA, the S-1111B49MC-NZITFG operates efficiently even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device has a quiescent current of only 1 µA, minimizing power consumption during standby or low-load conditions.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and precise power management.
• Overcurrent Protection: The regulator includes overcurrent protection, safeguarding the device and connected circuits from damage due to excessive current.
• Compact Packaging: The SOT23-5 package is ideal for applications where space is a critical factor, ensuring the regulator can be integrated into small form factor designs.
• High PSRR: With a power supply rejection ratio (PSRR) of 70dB at 1kHz, the regulator effectively filters out noise from the input supply, ensuring clean output voltage.
• ROHS3 Compliance: The regulator meets the stringent environmental standards of ROHS3, making it suitable for environmentally conscious designs.
• Unlimited MSL: The moisture sensitivity level of 1 ensures the device is robust against moisture, facilitating a wide range of manufacturing processes without the need for special handling.

S-1111B49MC-NZITFG Applications

The S-1111B49MC-NZITFG is ideal for a variety of applications that require a stable and efficient power supply. Its compact size and low quiescent current make it particularly suitable for portable and battery-powered devices. The regulator's high PSRR and overcurrent protection features enhance its reliability in sensitive electronic systems. Specific use cases include:

• Portable Devices: Ideal for powering small electronic devices such as smartphones, tablets, and wearables where space and power efficiency are critical.
• Battery Management Systems: Suitable for applications where the regulator needs to operate efficiently at low input voltages, ensuring optimal battery life.
• Medical Devices: The regulator's high PSRR and low noise characteristics make it suitable for sensitive medical equipment where clean power supply is essential.
• Industrial Control Systems: The overcurrent protection and robust packaging make it suitable for industrial applications where reliability and durability are paramount.

Conclusion of S-1111B49MC-NZITFG

The S-1111B49MC-NZITFG from ABLIC Inc. is a versatile and efficient linear regulator designed for a wide range of power management applications. Its unique features, such as low quiescent current, high PSRR, and overcurrent protection, provide significant advantages over similar models. The compact SOT23-5 package and surface mount design make it an excellent choice for space-constrained designs. With its ROHS3 compliance and unlimited MSL, the regulator is suitable for environmentally conscious and robust manufacturing processes. While it is marked as "Not For New Designs," the S-1111B49MC-NZITFG remains a reliable option for existing applications requiring a stable and efficient power supply.