S-817B47AUA-CXKT2G

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The S-817B47AUA-CXKT2G is a linear voltage regulator typically used in power management integrated circuits (PMIC). It is designed to provide a constant output voltage when powered by an input voltage that exceeds the output voltage. The device features a low Quiescent Current (Iq) operation mode, as well as a high-impedance enabling very low current draw during standby and power-down mode conditions. Additionally, the device includes a built-in enable/disable feature to minimize input current draw under no-load conditions, and a programmable output voltage range to enable flexible application design.

The S-817B47AUA-CXKT2G is ideal for a variety of applications in which accurate voltage regulation is required. These applications include battery-powered products such as handheld devices, smartphones, and other portable electronics. Additionally, the device is suitable for use in microprocessors and other digital logic with extremely sensitive voltage requirements.

The S-817B47AUA-CXKT2G is designed with a high-impedance architecture that helps to minimize the input current draw when the device is in standby or power-down mode. This characteristic helps to lengthen battery life, reduce no-load power consumption, and minimize the thermal stress on the device. The device also features a selectable output voltage range, enabling application specific voltage selections to further reduce voltage transients and other disturbances.

The S-817B47AUA-CXKT2G provides excellent load regulation, as well as low output noise, and fast transient response. These performance characteristics enable precise voltage regulation, even in extended temperature range and highly dynamic operating conditions. This allows reliable voltage delivery to the load, while minimising stress on the input power source.

In terms of electrical performance, the S-817B47AUA-CXKT2G is well-suited for power management applications requiring precise voltage regulation in a small package. It can provide an output voltage of up to 1.8V with a maximum output current of 500mA. The device can operate from an input voltage ranging from an operating voltage range from 1.7V to 5.5V.

The S-817B47AUA-CXKT2G also boasts a high accuracy output voltage, with a minimum line and load regulation of +/- 0.3% (max). The device also has a current limiter to protect the output from inrush current during start-up. This is a useful feature for applications such as portable electronics, as it helps to prevent excessive discharging of the battery in the event of a surge.

The device also features under-voltage lockout protection, as well as short-circuit protection. The built-in over-temperature protection helps to ensure that the device does not enter thermal runaway during extreme operating conditions.

In terms of mechanical characteristics, the S-817B47AUA-CXKT2G is a small and compact, 5-pin SOT-223 package. It is RoHS compliant, and suitable for use in a wide range of temperature conditions. The device also has low EMI emissions, as well as high ESD rating for use in sensitive applications.

In conclusion, the S-817B47AUA-CXKT2G is an efficient and cost-effective linear voltage regulator typically used in power management integrated circuits. It is a versatile device that can provide a constant output voltage when powered by an input voltage that exceeds the output voltage, and features many useful features to ensure reliable and precise voltage regulation. It is an ideal choice for a variety of applications, such as battery-powered devices, microprocessors, and other logic, which have very strict voltage requirements.

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