S-8354A33MA-JQST2G

Voltage - Input (Max):	10V
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	50kHz
Current - Output:	300mA (Switch)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Series:	--
Voltage - Input (Min):	0.9V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Boost
Output Configuration:	Positive
Function:	Step-Up
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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Introduction to S-8354A33MA-JQST2G

The S-8354A33MA-JQST2G is a DC-DC switching regulator part manufactured by Seiko Instruments Inc. It is one of the many DC-DC switching regulators in the power management integrated circuit (PMIC) category of products. The S-8354A33MA-JQST2G is designed to step down a high input voltage and regulate it to a precise output voltage. The device can operate at high conversion efficiency, which has become an important consideration in today’s power-sensitive applications.

Application Fields

The S-8354A33MA-JQST2G is suitable for use in a variety of applications. It can be used to generate regulated voltage in a computer or telecommunications device, or used as a DC-DC voltage regulator for a variety of automotive, industrial, and other applications.The device can supply up to 3A of output current, making it ideal for applications that require high output current. It also features adjustable frequency operation (1.5MHz to 3MHz), which allows it to optimize efficiency and power dissipation in a variety of electrical systems.

Working Principle

The S-8354A33MA-JQST2G is a step-down type switching regulator. This type of regulator works by switching between two voltage levels to achieve the desired output voltage. It uses a internal power FET switch, along with an external inductor and capacitor, to step down the input voltage to the desired output voltage.The device first switches the FET on, allowing current to flow from the input voltage to the inductor and generate a magnetic field. The current then starts to flow from the inductor to the output and the input voltage is stepped down. When the switch is turned off, the magnetic field collapses, and the energy stored in the inductor is released to the output voltage. The capacitor provides noise filtering and a stable output voltage.The device is also capable of a wide range of operating frequencies, from 1.5MHz to 3MHz. This allows the end-user to fine-tune the performance of the device to meet the needs of the application.

Conclusion

The S-8354A33MA-JQST2G is a powerful and efficient PMIC voltage regulator designed for a variety of applications. It is capable of delivering up to 3A of output current, and features adjustable frequency operation for optimization of conversion efficiency. The device works by switching between two voltage levels and using an internal power FET and an external inductor and capacitor to step down the input voltage to the desired output voltage. With its wide range of adjustable frequencies and adjustable output voltage, the S-8354A33MA-JQST2G is an ideal choice for power-sensitive applications.

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