CAT4106YP-T2 Integrated Circuits (ICs)

Voltage - Output:	36V
Base Part Number:	CAT4106
Supplier Device Package:	16-TSSOP-EP
Package / Case:	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Applications:	Backlight, Lighting
Dimming:	PWM
Frequency:	1MHz
Current - Output / Channel:	175mA
Series:	--
Voltage - Supply (Max):	5.5V
Voltage - Supply (Min):	3V
Number of Outputs:	4
Internal Switch(s):	Yes
Topology:	Step-Up (Boost)
Type:	DC DC Regulator
Part Status:	Active
Packaging:	Tape & Reel (TR)

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CAT4106YP-T2 Application Field and Working Principle

The CAT4106YP-T2 is a current-controlled boost converter that is part of the Power Management IC (PMIC) - LED drivers family of products. It is designed for applications that require high efficiency, cost reduction and long life. The device operates from a wide input voltage range and integrates a high-side N-channel MOSFET, a current-controlled current source and an overload protection circuit. The N-channel MOSFET provides up to 2A output current with a maximum efficiency of 95%.This device is ideal for driving high-power LEDs from a wide range of input voltage sources. It is also well-suited for providing power to other space-challenged devices such as those found in medical, consumer and automotive applications.

Working Principle

The CAT4106YP-T2 consists of two main sections : a boost converter and a current-controlled current source. The boost converter consists of an input stage and an output stage.The input stage is comprised of a low-side N-channel MOSFET and a low-side driver. The low-side MOSFET is used to convert the input voltage to a higher level, while the low-side driver is used to switch the MOSFET on and off. The output stage is composed of a high-side N-channel MOSFET and a current-controlled current source. The high-side MOSFET is used to provide the output current, while the current source is used to control the output current.The current source is activated by a current-sets terminal. This terminal is connected to a resistive divider circuit, which sets the current level. When the current level is set, the output current is regulated to the set level. The overload protection circuitry helps to ensure the output current does not exceed the set level even when the input voltage or current level changes.

Applications

The CAT4106YP-T2 is ideal for use in a wide variety of LED driver applications where high efficiency, cost reduction and long life are needed. The device can be used to drive large quantities of LEDs in a variety of lighting applications, including general lighting, architectural lighting, emergency lighting, and automotive lighting.The high-side MOSFET and current source make the device well-suited for driving high-power LEDs from a wide range of input voltage sources. The device also provides a robust solution for powering other space-challenged devices such as those found in medical, consumer, and automotive applications.In addition, the device\'s wide input voltage range and low-side driver make it well-suited for use in consumer, automotive, and industrial applications. Its capability to provide a steady output current over a wide range of input voltages makes it suitable for applications where energy savings and improved efficiency are required.

Conclusion

The CAT4106YP-T2 is a current-controlled boost converter belonging to the Power Management IC (PMIC) - LED drivers family of products. Its wide input voltage range, high efficiency, and overload protection make it an ideal choice for use in a variety of LED driving applications, as well as applications requiring power for other space-challenged devices. The device is designed to provide a steady output current over a wide range of input voltages, making it suitable for applications requiring energy savings and improved efficiency.

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