SI9112DY-T1-E3

Introduction

SI9112DY-T1-E3 is a member of the family of voltage regulator and DC-to-DC switching controllers from Silicon Integrated System (SIS). The device is designed with a variety of features and characteristics that make it suitable for adjustable voltage applications. The SI9112DY-T1-E3 is capable of providing an adjustable output voltage range of 0.5V to 50V, while ensuring a low quiescent current, fast response time, and wide operating temperature range. This makes the SI9112DY-T1-E3 an ideal choice for DC-DC converter applications that require an adjustable output voltage.

Application Field

The SI9112DY-T1-E3 has a wide range of uses in power management, including power supplies, DC-DC converters, battery chargers, and motor control systems. The adjustable output voltage ranges from 0.5V to 50V, making it suitable for a variety of applications that require adjustable voltage. The device also helps to reduce power consumption, improve reliability, and lower system cost for power regulation applications.

The SI9112DY-T1-E3 is also a great choice for power supplies and other power management applications that require fast response time and low quiescent current. The device is able to provide stable performance at high switching frequencies, making it suitable for high current, high voltage applications. The device is also rated for temperatures up to 105°C.

The SI9112DY-T1-E3 is also suitable for use in battery charging systems. The adjustable output voltage provides a wide range of adjustment that can be used to charge multiple types of batteries. The device also helps to reduce system cost and improve reliability by providing reliable power regulation.

Working Principle

SI9112DY-T1-E3 employs a constant frequency, current-mode control for output voltage regulation. The device controls current using an integrated voltage mode error amplifier and a peak current sense circuit. Output voltage is adjusted using a voltage divider connected to an external divider port. The control circuitry of the device is designed in such a way that it will regulate the output voltage even in the presence of input voltage or load variations, making it an ideal choice for adjustable voltage applications.

The device has an internal current limit that prevents overloading the power supply when it is running in over-load or short circuit mode. The current limit function ensures that the device can be used safely in a variety of applications. The device also has a low quiescent current, making it suitable for low power applications.

The device also has a wide range of operating temperature, ranging from -55°C to 105°C. This makes the SI9112DY-T1-E3 suitable for operation in a wide range of environments. The device also has a fast response time, making it suitable for applications that require fast response time from the voltage regulator.

Conclusion

The SI9112DY-T1-E3 is a high-performance, low-cost voltage regulator and DC-to-DC switching controller from Silicon Integrated Systems. The device is designed with a variety of features and characteristics that make it suitable for adjustable voltage applications. The adjustable output voltage ranges from 0.5V to 50V and the device has a low quiescent current and a fast response time, making it suitable for a wide range of applications, including power supplies, DC-DC converters, battery chargers, and motor control systems.