MIC2212-MPBML-TR

Introduction

The MIC2212-MPBML-TR is a linear voltage regulator in the Power Management Integrated Circuit (PMIC) voltage regulator family. It is a cost-effective product offering a wide range of input/output voltages, low quiescent currents, and high load current. Its built-in thermal shutdown feature ensures reliable operation by providing protection to the system from potential over-temperature conditions. In addition, the device features a fast negative voltage sequencing function which allows for fast sequencing of the power supply supply lines.

Application Fields

The MIC2212-MPBML-TR is ideal for use in a variety of consumer and industrial applications. Specifically, the device is well suited for use in consumer products such as digital set-top boxes, smart phones, cordless phones, home entertainment, portable medical devices, digital still cameras, and digital video camcorders. The device is also suitable for use in industrial control, instrumentation, and security systems, surveillance systems, and networking products. It is also suitable for use in a wide range of automotive applications such as power management circuits, Intelligent lighting platforms, track lighting, motor control, and power supply design.

Working Principle

The MIC2212-MPBML-TR operates on a linear voltage regulator principle. The device works by maintaining a fixed output voltage differential between its input and output lines. This is done by using a feedback loop to regulate the voltage outputs to match the input voltages. The internal circuitry of the device monitors the output voltages and constantly adjusts the output voltage levels to maintain the desired output. If the input voltage exceeds the desired output voltage, the device will limit the output voltage to protect the load it is connected to.

The device also features under-voltage protection, over-voltage protection, and thermal shutdown protection. Under-voltage protection will prevent the device from operating if the input voltage drops too low. Over-voltage protection will prevent the device from operating if the input voltage exceeds the specified output voltage. Thermal shutdown protection ensures that the device will shut down if the internal temperature rises above a certain threshold.

The MIC2212-MPBML-TR also supports a fast negative voltage sequencing feature. This feature allows the device to switch rapidly between input and output voltages, allowing for fast power supply switching. The device will switch from its current output voltage to the next highest voltage if the input voltage is higher than the current output voltage.

Conclusion

The MIC2212-MPBML-TR is a versatile and cost-effective linear voltage regulator for a wide range of consumer and industrial applications. The device features a built-in thermal shutdown feature, under-voltage protection, over-voltage protection, and fast negative voltage sequencing. These features help to ensure reliable and safe operation and make the device an ideal choice for a wide range of power management applications.