AS431IBNTR-G1

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The AS431IBNTR-G1 is a voltage reference integrated circuit (IC) created by Texas Instruments. It is a miniaturized precision reference device housed in a SOT-23 package and using a band gap reference integrated circuit design. The device contains an integrated temperature sensor that compensates for temperature variations. The wide input voltage range of 4.5V up to 30V and low 185μA operating current make it suitable for battery operated systems.

The main application of the AS431IBNTR-G1 is in power management applications such as voltage monitoring, error correction, and system level supervision. It can be used in a variety of systems and devices such as computers, filing systems, tablets, and smartphones. It is also suitable for use in data converters, battery-powered equipment, switching regulators, and AC/DC power supplies.

The AS431IBNTR-G1 is a precision reference device that utilizes an accurate band gap reference and an internal temperature compensator to output a stable voltage across temperature ranges and variations in device supply voltage. The band gap reference is composed of two voltage reference transistors and two current sources that form a bridge. The output of the bridge is adjusted by the internal temperature compensator to remain stable over temperature changes.

The AS431IBNTR-G1 provides a reference output voltage of 2.5V with temperature and supply variations of less than ±0.2%. It provides fast transient response, lower temperature coefficient, and better stability under varying temperature and supply conditions. It also has a good noise immunity, making it suitable for use in switching power supplies, DC/DC converters, and fast-responding systems.

The AS431IBNTR-G1 is designed to operate in a wide voltage range between 4.5V and 30V and is suitable for use with low supply voltages. It operates in a temperature range of -40°C to +85°C and has a typical operating current of 185μA. The device has a maximum load current of 1mA and a maximum output impedance of 18Ω. The device is available in a SOT-23-6 package.

Overall, the AS431IBNTR-G1 is a compact and reliable voltage reference IC suitable for use in power management applications. It is an ideal device for applications that require a low operating current, wide input voltage range, fast transient response, and good noise immunity.

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