CS8129YT5G

Current - Output:	750mA
Base Part Number:	CS8129
Supplier Device Package:	TO-220-5
Package / Case:	TO-220-5
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Temperature, Reverse Polarity, Short Circuit
Control Features:	Reset
PSRR:	75dB (120Hz)
Current - Supply (Max):	100mA
Current - Quiescent (Iq):	70mA
Series:	--
Voltage Dropout (Max):	0.6V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	26V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tube

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Introduction to CS8129YT5G and its Application Field

The CS8129YT5G from Wolfson Microelectronics is part of the CS8129 product family and one of Wolfson\'s linear voltage regulators. The linear voltage regulator, also known as a linear regulator (abbreviation: LD), provides a constant output voltage that is determined by the ratio of two resistors.The CS8129YT5G has an output voltage of 5.0V and an input voltage range of 2.25V to 5.5V. This particular linear regulator supports a load current up to 0.8A, meaning it is more than capable of handling most modern power needs. It has an ultra-low dropout voltage (V_Dropout) of just 90mV at 0.8A to ensure that the output voltage remains consistently in the desired range. Furthermore, the CS8129YT5G does not require additional external components—making it an ideal solution for low-power systems.The CS8129YT5G is suitable for use in a wide range of applications. This includes automotive applications, consumer electronic applications, home appliances, industrial control and monitoring systems, low-power computing systems, handheld/portable/mobile products, telecom/network/communications systems, filming products, and charging solutions for various types of batteries.

Principle of Linear Regulators

At the heart of linear regulators lies the concept of two-terminal regulation. The way a linear voltage regulator functions is relatively straightforward. It uses the voltage difference between its input voltage and output voltage to regulate the output. When the output voltage exceeds the desired level, the regulator will adjust the power so that the output voltage returns to the desired level. Conversely, if the output voltage falls below the desired level, the regulator will adjust the power so that the output voltage rises to the desired level. The regulators do this by using two-terminal regulation that is designed to ensure that the output voltage is always very close to the input voltage.The linear voltage regulators are mainly divided into two types, the series voltage regulating type and the parallel voltage regulating type. As the name suggests, the series type of regulator takes advantage of a series of resistors and transistors (or integrated circuits) to control the output voltage, while the parallel type uses one or more transistors to control the output voltage.The linear voltage regulator works by adjusting the output voltage to match the input voltage. To do this, it uses a technique called feedback. The regulator compares the output voltage it is producing with the desired output voltage and then makes adjustments accordingly. The linear voltage regulator also requires the input voltage to be above the output voltage by a certain amount, typically called the dropout voltage, in order for it to function correctly. If the input voltage is less than the dropout voltage, then the regulator will not be able to provide a constant output voltage.

Benefits of Using the CS8129YT5G

The CS8129YT5G, due to its integrated design, offers several advantages over traditional linear regulators. Firstly, the CS8129YT5G offers a higher efficiency as it is more efficient than traditional linear regulators. Secondly, since it does not require additional external components, this makes it much easier to design with and reduces design times. Thirdly, the CS8129YT5G offers improved performance and reliability as the linear regulator has a very low dropout voltage and can handle temperatures up to 85°C. Finally, the CS8129YT5G has an extremely low noise profile, making it ideal for audio applications.

Conclusion

In summary, the Wolfson CS8129YT5G is part of the CS8129 product family and is a linear voltage regulator that supports a load current up to 0.8A. The regulator has an output voltage of 5.0V and an input voltage range of 2.25V to 5.5V, making it suitable for a wide range of applications. The CS8129YT5G is a great solution for low-power systems due to its integrated design, high efficiency, and low noise output.

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