PMIC - Voltage Regulators - Linear

The S-1142B33I-E6T1U is a linear voltage regulator integrated circuit. It is a part of the Sanken PMIC voltage regulator family. This voltage regulator is a three-terminal positive voltage regulator which is adjustable over a1.2V to 10V output range. It has an adjustable current limiting feature that makes it suitable for series regulator and low power applications. It also has an internal thermal shut-down protection.

Application Field

The S-1142B33I-E6T1U is ideal for a variety of applications, including high-performance power management ICs, embedded systems, power measurements and adjustments, LCD display backlight power supplies, and low noise linear regulation solutions. It is used in numerous consumer electronics, such as digital cameras, audio players, and mobile phones.

The voltage regulator can also be used in automotive and industrial applications. It is suitable for applications operating in harsh environments or where temperature stability is required. It is also suitable for battery-powered applications which require a low dropout voltage or an adjustable current limit.

Working Principle

The working principle of the S-1142B33I-E6T1U is based on controlling the output voltage by adjusting the feedback network. Its input voltage is compared to the reference voltage and the difference is converted into a current. The current is applied to the feedback network, which adjusts the output voltage until it reaches the desired value. The voltage regulator also has an adjustable current limit feature which helps to reduce power consumption.

The S-1142B33I-E6T1U uses an adjustable current limit circuit to reduce power consumption. This circuit measures the output current and if the current exceeds the preset limit, the voltage regulator will shut off the output and reduce power consumption. This ensures that the device will not exceed the current limit and overheat. The voltage regulator also has a thermal shutdown protection circuit which will shut off the output in the event of an over-temperature condition.

The S-1142B33I-E6T1U can also be configured for adjustable output voltage and current limit. This allows the user to adjust the output current and voltage in a wide range of applications. The linear voltage regulator also has an adjustable output impedance which helps to reduce digital noise in sensitive applications.

Conclusion

In conclusion, the S-1142B33I-E6T1U is an ideal choice for applications requiring low power consumption, adjustable current limits, and thermal protection. It is suitable for applications ranging from consumer electronics to automobiles and industrial equipment. The adjustable feedback network and current limit circuit help ensure reliable and efficient operation in a variety of applications. Finally, the adjustable output impedance helps to reduce noise in sensitive applications, making it a perfect choice for power management applications.