FAN5099M

Voltage/Current - Output 3:	--
Base Part Number:	FAN5099
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-10°C ~ 85°C
Voltage - Supply:	4.5 V ~ 5.5 V
w/Sequencer:	No
w/Supervisor:	No
w/LED Driver:	No
Series:	--
Voltage/Current - Output 2:	0.8 V ~ 3 V, 5A
Voltage/Current - Output 1:	Controller
Frequency - Switching:	50kHz ~ 300kHz
Number of Outputs:	2
Function:	Any Function
Topology:	Step-Down (Buck) Synchronous (1), Linear (LDO) (1)
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The FAN5099M is an integrated multi-channel linear and switching voltage regulator designed for consumer electronics, portable and communication applications. It has many features and benefits, such as high efficiency, low standby power consumption and low pin count, that make it suitable for a wide range of applications. This application note provides an overview of the FAN5099M and its working principle.

FAN5099M Application Field

The FAN5099M is designed to provide numerous output voltage levels at up to 15A of continuous output current. It is suitable for a wide range of consumer electronics and other applications requiring extended support voltage, such as laptops, PC peripherals, digital cameras, and cell phones.The FAN5099M includes three independent floating capability outputs that are adjustable from 1.2V to 7V, making it suitable for applications that require variable output voltage. The output can be easily adjusted with a low-value external resistor.The FAN5099M offers superior accuracy, with a typical output accuracy of ±1.5% of the output voltage. Additionally, it provides excellent load/line transient response performance, as well as fast turn-on and turn-off times, making it suitable for demanding applications that require high accuracy and stability.

FAN5099M Working Principle

The FAN5099M is a multi-channel, linear and switching voltage regulator. It uses a combination of linear and switching techniques to regulate the output voltage, thus providing high accuracy, excellent line and load transient response, and fast turn-on and turn-off times.The FAN5099M features two independent linear regions that are adjustable from 1.2V to 6V. It also contains a high-efficiency low-dropout (LDO) output stage that is adjustable from 1.2V to 7V. Both linear regions are designed to reduce the output voltage ripple while providing fast turn-on and turn-off times.The LDO output stage is designed to provide the lowest possible output noise and highest efficiency. The output current capability of the LDO is up to 15A, and it is designed to meet the stringent requirements of modern consumer electronics applications.The operating power range of the FAN5099M is from 3V to 5.5V. It has a low-current standby mode, making it suitable for battery-powered applications. Additionally, it has an adjustable enable function, allowing the user to disable or enable the output voltage.

Conclusion

The FAN5099M is an integrated, multi-channel linear and switching voltage regulator designed for consumer electronics, portable and communication applications. It features two independent floating capability outputs that are adjustable from 1.2V to 7V and a low-current standby mode, making it suitable for a wide range of applications. Additionally, it has an adjustable enable function, allowing the user to disable or enable the output voltage. With its excellent accuracy, fast turn-on and turn-off times, and low-power standby mode, the FAN5099M is an ideal solution for applications requiring extended support voltage, such as laptops, PC peripherals, digital cameras, and cell phones.

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