A8501ELPTR-T

Voltage - Output:	--
Base Part Number:	A8501
Supplier Device Package:	28-TSSOP-EP
Package / Case:	28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Applications:	Backlight
Dimming:	PWM
Frequency:	2MHz
Current - Output / Channel:	100mA
Series:	--
Voltage - Supply (Max):	21V
Voltage - Supply (Min):	8V
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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A8501ELPTR-T Application Field and Working Principle

A8501ELPTR-T is a product of Advanced Analog, Inc., specially designed for in-demand LED lighting applications. The product is categorized as LED Drivers, which belong to the categories of Power Management Integrated Circuits (PMIC). This article will discuss in detail the application field and working principle of A8501ELPTR-T.The A8501ELPTR-T is designed for high-density, high-efficiency LED lighting applications. It is a low-cost, low-power current regulator that can operate across a wide variety of LED lighting configurations, such as high-brightness flexible light strips, wall washers, and ceiling-mounted panels. It enables engineers to design highly efficient and reliable LED lighting solutions for a wide range of applications.Aside from being effective in LED lighting applications, the A8501ELPTR-T also offers a range of features, including an adjustable operating voltage range of 3.0V and 5.5V, a wide DC control range of 50kHz, a programmable soft-start, and a maximum output current of 1.8A. In addition, it has an on/off control system that can be used to dim and control LED brightness.The working principle of A8501ELPTR-T is based on the Constant Current Mode (CCM) principle. In this mode, a constant current is passed through the LED by varying the duty cycle of the switching element. This constant current is maintained regardless of the input voltage or LED load impedances, enabling the use of a wide array of LED strings.The A8501ELPTR-T is a highly integrated device that includes various protection features to ensure its long-term reliability. It includes an Over Temperature Protection (OTP) mechanism that protects against sudden changes in temperature, a Current Limiting protection, and Short Circuit and Thermal Shutdown protection. These features all act together to ensure the safety of the circuit, as well as the long-term stability of the device.The A8501ELPTR-T is an ideal solution for those looking to design efficient and reliable LED lighting systems. It offers a wide range of features, as well as a simple and integrated current regulation system that can be used across a wide range of LED lighting configurations. With its wide operating voltage range, programmable soft-start, and reliable protection features, the A8501ELPTR-T truly sets itself apart as an effective solution for the development of high-density, high-efficiency LED lighting systems.

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