FT8870-RT Integrated Circuits (ICs)

Voltage - Output:	--
Supplier Device Package:	8-SOP
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Applications:	Backlight
Dimming:	--
Frequency:	5kHz
Current - Output / Channel:	--
Series:	--
Voltage - Supply (Max):	7V
Voltage - Supply (Min):	--
Number of Outputs:	1
Internal Switch(s):	No
Topology:	Step-Down (Buck)
Type:	AC DC Offline Switcher
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The FT8870-RT is a high-performance PMIC - LED driver used in a wide range of applications, such as automotive lighting and consumer electronics. It brings together a low-power operating mode, low standby power consumption, and high accuracy current sources to provide a complete solution for LED applications. Additionally, the FT8870-RT draws its power straight from the vehicle battery, eliminating the need for external power supplies.

Features and Benefits

The FT8870-RT is a complete LED driver solution, offering soft-start, open circuit protection, over-voltage protection, and over-temperature protection. Additionally, the FT8870-RT offers low total harmonic distortion (THD) to ensure a clean and efficient current drive. The device also provides an adjustable output voltage from 12V to 19V and adjustable output current from 20mA to 150mA. The FT8870-RT is designed for maximum efficiency and minimal power dissipation, allowing for high accuracy current sources and low power consumption. In addition, the device offers robust system integration, with adjustable dimming capabilities, adjustable flickering, and adjustable frequency to minimize the need for additional components.

Application Field and Working Principle

The FT8870-RT has a wide range of applications, including vehicles, light fixtures, and consumer electronics. It is designed to drive both high-power and low-power LEDs, allowing for illumination of both standard and complex displays.The FT8870-RT utilizes a PWM dimming controller and an adjustable over-temperature protection threshold to optimize LED performance and system efficiency. The device operates in either continuous or pulsed mode, with both modes allowing for load flexibility. To further enhance system efficiency, the FT8870-RT is capable of delivering up to 10A current drive with minimal power dissipation. Additionally, the FT8870-RT can detect short-circuit and over-voltage conditions, which are used to protect the system and LEDs from damage.

Conclusion

The FT8870-RT is a high-performance PMIC - LED driver used in a wide range of applications. It is designed for maximum efficiency and minimal power dissipation, allowing for high accuracy current sources and low power consumption. It brings together a low-power operating mode, low standby power consumption, and high accuracy current sources to provide a complete solution for LED applications. Additionally, the FT8870-RT draws its power straight from the vehicle battery, eliminating the need for external power supplies. With adjustable dimming capabilities, adjustable flickering, and adjustable frequency, the FT8870-RT is a great choice for drivers of both high-power and low-power LEDs.

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