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S-1133B49-U5T1G

S-1133B49-U5T1G Description

The S-1133B49-U5T1G is a linear voltage regulator designed by ABLIC Inc., offering a fixed output voltage of 4.9V and a maximum output current of 300mA. This regulator is housed in a compact SOT89-5 package, making it suitable for surface mount applications. It features a maximum input voltage of 10V and a dropout voltage of only 0.15V at 100mA, ensuring efficient operation even at low input-to-output voltage differentials. The regulator includes an enable control feature and provides over-current and thermal shutdown protection to safeguard against abnormal operating conditions. With a quiescent current of just 1µA and a supply current of 90µA, the S-1133B49-U5T1G is optimized for low power consumption. The device is RoHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards. It is available in a tape and reel package, facilitating easy handling and integration into automated assembly processes.

S-1133B49-U5T1G Features

• Fixed Output Voltage: The regulator provides a stable 4.9V output, ideal for applications requiring a precise and consistent voltage supply.
• High Efficiency: With a maximum dropout voltage of 0.15V at 100mA, the S-1133B49-U5T1G ensures minimal power loss and high efficiency, even at low input-to-output voltage differences.
• Low Quiescent Current: The regulator consumes only 1µA in quiescent mode, making it suitable for battery-powered and low-power applications.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and reducing overall power consumption.
• Protection Features: Over-current and thermal shutdown protections ensure the device remains safe and reliable under abnormal operating conditions.
• Compact Design: The SOT89-5 package is compact and suitable for surface mount applications, making it ideal for space-constrained designs.
• Regulatory Compliance: The S-1133B49-U5T1G is RoHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards.
• Low Supply Current: The maximum supply current of 90µA ensures minimal power consumption during normal operation.
• High Power Supply Rejection Ratio (PSRR): With a PSRR of 60dB at 1kHz, the regulator effectively filters out noise from the input power supply, ensuring a clean output voltage.

S-1133B49-U5T1G Applications

The S-1133B49-U5T1G is well-suited for a variety of applications where a stable and efficient voltage supply is required. Its low dropout voltage and high efficiency make it ideal for battery-powered devices, such as portable electronics, where maintaining a consistent voltage output is crucial. The compact SOT89-5 package and surface mount design allow for easy integration into space-constrained designs, such as wearable technology and IoT devices. The enable control feature and low quiescent current make it suitable for applications that require power-saving modes, such as remote sensors and low-power microcontrollers. Additionally, the regulator's high PSRR ensures a clean output voltage, making it suitable for applications sensitive to power supply noise, such as audio and communication equipment.

Conclusion of S-1133B49-U5T1G

The S-1133B49-U5T1G is a versatile and efficient linear voltage regulator designed to meet the demands of modern electronic applications. Its fixed 4.9V output, low dropout voltage, and low quiescent current make it an ideal choice for battery-powered and low-power devices. The enable control feature and protection mechanisms ensure reliable operation and safeguard against abnormal conditions. With its compact SOT89-5 package and surface mount design, the regulator can be easily integrated into a wide range of applications, from portable electronics to IoT devices. The S-1133B49-U5T1G's compliance with RoHS3 and REACH standards further enhances its suitability for environmentally conscious designs. While it is marked as "Not For New Designs," the S-1133B49-U5T1G remains a reliable and efficient solution for existing applications requiring a stable and efficient voltage supply.