S-1142CC0I-E6T1U

PMIC - Voltage Regulators - Linear

S-1142CC0I-E6T1U is an advanced PMIC that integrates both linear and switch-mode voltage regulators. It offers an impressive range of features to power applications from microprocessors to integrated control devices. With an integrated package, the S-1142CC0I-E6T1U provides a complete power-management solution for telecommunication and consumer electronics designs.

The S-1142CC0I-E6T1U is designed to be suitable for a broad range of low-power applications, from MCUs and data converters to I/Os. It is well-suited for battery-powered applications, as it provides superior efficiency when compared to traditional linear voltage regulators. The device also offers extensive protection features, including over temperature protection, Undervoltage Lock Out (UVLO), current-limit protection, and reversecurrent protection. It has low quiescent current and is designed to be stable with output capacitors as small as 1µF.

Application Field

The S-1142CC0I-E6T1U is an ideal tool for developers seeking an energy-efficient and cost-effective PMIC solution. It is optimized for use in a wide range of applications including industrial, automotive, consumer, and medical products. The device is suitable for fixed-power applications such as voltage-regulated power supplies and DC-DC converters. Additionally, the device can also be used for adjustable-power applications such as Buck-Boost or High-Side FET regulators.

The S-1142CC0I-E6T1U is a perfect choice for applications that require superior efficiency with the ability to seamlessly manage high current requirements during load transients. It is an ideal solution for power-efficient supply systems such as those used in Internet of Things (IoT) devices, wearables, and automotive systems.

Working Principle

The S-1142CC0I-E6T1U utilizes two main operation modes – linear and switch-mode – to regulate voltage. During linear mode, the device acts like a classic linear voltage regulator, using a single transistor to maintain a constant output voltage. In switch-mode, the device uses a switching element (such as a MOSFET or transistor) to rapidly switch the power MOSFET between fully on and fully off states. This allows the device to regulate the output voltage without dissipating energy. The device can operate in either of these two modes depending on the input and output voltages.

In high-side switch-mode operation, the device operates in a mode that is similar to a buck converter. The device increases the output voltage with a P-channel MOSFET, and then it turns off the MOSFET once the voltage reaches the target level. In low-side switch-mode operation, the device operates in a mode similar to a boost converter. The device decreases the output voltage with an N-channel MOSFET, and then it turns off the MOSFET once the voltage reaches the target level.

The S-1142CC0I-E6T1U is an advanced power management IC with a range of features, such as programmable switching frequency and over temperature protection, that make it suitable for a wide range of applications. The device provides an ideal solution for cost-effective and efficient power supplies.