FAN5250QSCX_SM2E203

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Converter, Mobile Intel Pentium® III
Voltage - Input:	5 V ~ 24 V
Number of Outputs:	1
Voltage - Output:	0.6 V ~ 1.75 V
Operating Temperature:	-10°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	24-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	24-QSOP
Base Part Number:	FAN5250

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FAN5250QSCX_SM2E203FAN5250QSCX_SM2E203 is a voltage regulator designed by Fairchild Semiconductor to help regulate and stabilize the voltage in portable electronic devices such as cell phones, laptops and tablets. The voltage regulator offers fast switching characteristics with a low standby current for improved power efficiency. It is designed for applications where the input and output voltages remain relatively constant and offers additional features such as power sequencing, current limiting, over-voltage protection and short circuit protection. The FAN5250QSCX_SM2E203 voltage regulator can be used for many different applications, such as battery charging, portable electronics, digital audio players, automotive, industrial and medical. It can also be used for residential, commercial and utility energy management applications, or as a backup or standby power source.Application Field of FAN5250QSCX_SM2E203The FAN5250QSCX_SM2E203 voltage regulator is ideal for applications that require fast switching times, low standby current and a stable output voltage, such as those found in portable electronic devices. The voltage regulator is able to handle up to 6A of output current and has an operating temperature range of -40°C to +85°C. The device can also be used in applications that require power sequencing, such as systems containing multiple voltage rails.Working Principle of FAN5250QSCX_SM2E203The FAN5250QSCX_SM2E203 voltage regulator works by stabilizing the voltage across the output and input rails. When the output voltage starts to move away from the desired set point, the regulator senses the difference and then takes corrective action by adjusting the electrical current or voltage in the system to correct the error.The regulator is designed to operate in both linear and switching modes. In linear mode, it utilizes a Linear Transconductance Amplifier (LTA) to regulate the output voltage by a programmable feedback loop. The switching mode works by using a Pulse Width Modulator (PWM) to control the output. The regulator is able to switch very quickly between both modes; allowing it to respond quickly and efficiently when changes occur in the input or output voltage.The voltage regulator also offers additional features such as current limiting, over-voltage protection and short circuit protection. The over-voltage protection feature protects the device against any spikes in the input voltage, while the short circuit protection feature prevents the device from being damaged due to a short circuit on the output.In summary, the FAN5250QSCX_SM2E203 voltage regulator is designed for applications where the input and output voltages remain relatively constant. It offers fast switching with a low standby current for improved power efficiency, as well as features such as current limiting, over-voltage protection and short circuit protection. It is ideal for portable electronic devices and other applications that require fast switching times, low standby current and a stable output voltage.

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