CS8147YT5

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	2
Voltage - Input (Max):	26V
Voltage - Output (Min/Fixed):	10V, 5V
Voltage - Output (Max):	--
Voltage Dropout (Max):	0.7V @ 500mA, 2.5V @ 70mA
Current - Output:	500mA, 70mA
Current - Quiescent (Iq):	7mA
Current - Supply (Max):	120mA
PSRR:	--
Control Features:	Enable
Protection Features:	Over Temperature, Over Voltage, Reverse Polarity, Short Circuit
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	TO-220-5
Supplier Device Package:	TO-220-5
Base Part Number:	CS8147

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Introduction

The CS8147YT5 is a linear voltage regulator circuit manufactured by Comus Electronics. It is part of their broad line of industrial-grade linear voltage regulator devices that can reliably power many types of applications. The purpose of this article is to discuss its application field and working principle.

CS8147YT5 application field

The CS8147YT5 is a low-dropout (LDO) linear voltage regulator that is designed to work with a wide range of DC voltage inputs. These include 5V to 32V, 9V to 25V, 12V to 16V, and 15V to 28V range DC voltages. It can also regulate a wide range of output voltages, from 0V to 35V. This versatility lends itself well to a variety of applications where a reliable and steady power source is needed.The CS8147YT5 has been designed for miniaturized applications and comes in a tiny 3 x 3mm chip package. This makes it a good candidate for areas where dense, high power output and efficient power delivery are needed. This includes areas such as automotive, telecommunications, medical, and industrial equipment. The device can easily meet the tight tolerance of modern industrial grade power devices, such as those found in automotive and high-end medical devices. It can also provide a reliable and consistent power supply for many electronic systems that need to work in the temperature ranges of -50⁰C to 125⁰C. The CS8147YT5 can also be used in hand-held devices, such as smartphones and tablets, making it an excellent choice for mobile applications. It has a very low quiescent current and can provide low-noise power supply.

CS8147YT5 working principle

The CS8147YT5 linear voltage regulator is based on a common linear voltage regulator design. It works by taking in the incoming DC voltage and then regulating the output to the desired level. This is done through a series of transistors and resistors that work together to identify the voltage input, adjust it to the predetermined level, and then output the adjusted voltage. The circuitry helps reduce any excess power or transient voltages that could affect the output. By controlling the incoming voltage, the linear voltage regulator allows for a more steady and efficient power supply to the circuit. This reduces the risk of unexpected voltages that could damage the circuitry or components connected to it.The process of regulating the output voltage is known as "dropout". This is because the voltage regulator must ‘drop out’ some of the incoming power to meet the set output voltage level. This can happen as the input voltage gets higher. The CS8147YT5 operates at a high efficiency level while delivering steady power and low noise. This is due to the low dropout voltage of the device, which allows it to draw very little power and still meet the output requirements.

Conclusion

The CS8147YT5 linear voltage regulator is a reliable and efficient device that is designed to provide power in a wide range of applications. Its ability to handle a wide range of input voltages and its tiny 3x3mm chip package make it ideal for dense and high-power output applications. Its low quiescent current and low dropout voltage also make it a great choice for mobile applications, such as smartphones and tablets. Understanding its application field and working principle is essential for anyone considering implementing this device into their systems.

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