FAN1581M25X

Current - Output:	5A
Base Part Number:	FAN1581
Supplier Device Package:	TO-263-5
Package / Case:	TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	80dB (120Hz)
Current - Quiescent (Iq):	6mA
Series:	--
Voltage Dropout (Max):	1.18V @ 5A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.5V
Voltage - Input (Max):	7V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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IntroductionThe FAN1581M25X is a high performance multi-output LC/DC/LED linear regulator that can provide up to 8A of output current in a single device. It features a wide range of input voltages and adjustable output voltage, making it suitable for a variety of different applications. Additionally, it features a low voltage protection feature to protect the load from overcharging while maintaining the rated output voltage, and the device is capable of up to 16V input voltage with up to 60V peak and 14V continuous output voltage. The device is also highly efficient, with a low dropout and good line and load regulation. The FAN1581M25X is an ideal choice for applications in automotive, consumer, and industrial applications.Application FieldThe FAN1581M25X is a versatile multi-output LC/DC/LED linear regulator that can be used in a variety of different applications. The high output current makes it ideal for automotive, consumer, and industrial applications that require high power. The device can be used in automotive applications such as lighting systems, battery charging, and motor control, as well as in consumer applications such as handheld devices and wearable electronics. Additionally, the device is suitable for industrial applications such as motor control, energy storage, and power management.Working PrincipleThe FAN1581M25X is a multi-output LC/DC/LED linear regulator that operates on the principle of boost-buck conversion. The device uses an internal voltage reference to compare the output voltage to the desired output voltage, which is set by the user. The device then adjusts the output voltage as needed to maintain the desired voltage. When the supplied voltage is greater than the output voltage, the device will operate in boost mode. In boost mode, the device will draw current to create the difference in voltage, raising the output voltage to the desired level. When the voltage is lower than the output voltage, the device will operate in buck mode, where it will draw less current to reduce the output voltage. This allows the device to track the desired output voltage while maintaining a low dropout voltage.ConclusionThe FAN1581M25X is a versatile multi-output LC/DC/LED linear regulator that can be used in a variety of applications. With its high output current, adjustable output voltage, and low voltage protection, the device is an ideal choice for automotive, consumer, and industrial applications. The device operates on the principle of boost-buck conversion, where it can adjust the output voltage as necessary to track the desired output voltage. This makes the device an ideal choice for applications that require high power and adjustable output voltage.

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