S-8356M33MC-MEST2G

Voltage - Supply (Vcc/Vdd):	0.9 V ~ 10 V
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Operating Temperature:	-40°C ~ 85°C (TA)
Control Features:	Enable
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	85%
Frequency - Switching:	300kHz
Series:	--
Output Phases:	1
Number of Outputs:	1
Topology:	Boost
Output Configuration:	Positive
Function:	Step-Up
Output Type:	Transistor Driver
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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Introduction to S-8356M33MC-MEST2G

The S-8356M33MC-MEST2G is a small form factor, high performance step-down DC-DC switching controller. This device is a part of the family of Power Management Integrated Circuits (PMICs) that offers a broad portfolio of solutions for powering consumer and commercial electronics. This device is categorized as a Voltage Regulator,specifically a DC-DC Switching Controller.

Features

The S-8356M33MC-MEST2G is designed for use in a wide variety of demanding applications such as mobile phones and smart phones, consumer electronics such as laptops and gaming systems, and industrial and medical control applications. It offers the consumer an affordable and easy to use solution for boosting and regulating voltage for their various systems. The converters that are used with the device are digitally adjusted, offering wide accuracy range, stability, and fault protection for short circuit, over temperature, overvoltage and undervoltage conditions. The switching controller is designed to minimize number of external components, reduces size and cost of the product, and provides high efficiency while also offering superior transient performance. It features a low quiescent current, a programmable switching frequency, and an adjustable soft-start current ramp. In addition, the dropout voltage is selectable, making the product suitable for low dropout regulation, and EMI reduction and system optimization. It offers programmable hysteresis and a wide input voltage range of 4.5V to 24V as well as an integrated power MOSFET driver with a 5ns rise/fall time. The controller supports output voltage from 0.8V to 18V.

Application Field and Working Principle

The S-8356M33MC-MEST2G is useful in broad range of applications, not just in simple power supply architectures, but in complex ones where convenient in channel multiple asynchronous output voltage. It is ideal for applications such as mobile phones and smart phones, consumer electronics such as laptops and gaming systems, and industrial and medical control applications. The core of the S-8356M33MC-MEST2G is the control IC which is powered by a control voltage and regulates the output voltage level. The switching process is controlled by the current mode operating principle, where the operating frequency is independently regulated by the controller. The output voltage is kept constant at the predetermined level by the feedback from the regulated output voltage through the feedback network.The S-8356M33MC-MEST2G uses a variable frequency current mode technique to ensure a high performance, reliable and stable step-down regulator. This ensures low output current ripple and fast response time to input/output voltage and current variations. The IC also provides maximum power transfer to the output, as the IC is able to minimize the voltage drop across the inductor and power MOSFET during the switching cycle.In addition, the integrated push-pull driver helps in reducing EMI noise and generate less stress on the power MOSFETs. The auto enter Burst Mode feature will help in reducing the input current at light to medium load, resulting in improved power efficiency.

Conclusion

The S-8356M33MC-MEST2G is a great example of a DC-DC switching controller. It offers accurate voltage regulation, fast transient response and improved system efficiency. The integrated driver, push-pull design, efficient thermal design and wide input and output voltage range make this device a great choice for complex power supply architectures. Its robust protection and low quiescent current make it a reliable solution for powering various types of systems. Overall, the S-8356M33MC-MEST2G is suitable for applications such as mobile phones and smart phones, consumer electronics such as laptops and gaming systems, and industrial and medical control systems. It offers an affordable, rugged and easy to use solution for boosting and regulating voltage for such systems and allows for complex power supply architectures to be efficiently implemented.

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