LT3486 (5)
The LT3486 is available from Analog Devices Inc. Inc. at Xecor. Designed for driving up to 16 white LEDs with constant current, the LT3486 offers wide PWM dimming range (1000:1), independent dimming and shutdown control, ±3% LED current accuracy, and overtemperature protection. Available in 16-Pin DFN and 16-Pin Thermally Enhanced TSSOP packages, it is ideal for applications such as notebook PC displays, LED camera lights for cell phones, car dashboard lighting, and avionics displays. Whether used in consumer electronics, automotive, or aerospace industries, this series ensures high performance, reliability, and efficiency for demanding applications. Xecor is an authorized distributor for Analog Devices Inc. Inc.. Please view our extensive selection of the LT3486 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LT3486EDHC | LT3486 provides reliable 1.3A output for bright LEDs | DFN-16 | 6,230 | |
| LT3486EDHC#TRPBF | High-performance LED driver for automotive applications | DFN-16 | 9,037 | |
| LT3486IFE#PBF | LED Driver 16 Segment 14000uA Supply Current 16-Pin TSSOP EP Tube | TSSOP-16 | 7,381 | |
| LT3486EDHC#PBF | LED Driver 16 Segment 14000uA Supply Current 16-Pin DFN EP Tube | DFN-16 | 5,297 | |
| LT3486EFE#TRPBF | LED Driver 16 Segment 14000uA Supply Current 16-Pin TSSOP EP T/R | TSSOP-16 | 8,605 |
Key Featrues
Wide PWM Dimming Range (1000:1): The LT3486 offers a wide PWM dimming range of 1000:1, allowing precise control over LED brightness without causing color shift. This feature is particularly beneficial for applications requiring fine-tuned lighting control, such as avionics displays or car dashboard lighting, ensuring consistent and accurate illumination.
Independent Dimming and Shutdown Control: Each of the dual LED drivers in the LT3486 can be independently dimmed or shut down, providing flexibility in managing multiple LED strings. This capability is ideal for scenarios where asymmetric lighting control is needed, enhancing the adaptability of the device in complex lighting systems.
High LED Current Programming Accuracy (±3%): With ±3% LED current programming accuracy, the LT3486 ensures uniform brightness across all LEDs in a series. This precision is crucial for applications like notebook PC displays or LED camera lights, where consistent light output is essential for optimal performance and user experience.
Open LED Protection with 36V Clamp Voltage: The LT3486 includes open LED protection, clamping the output voltage to 36V in case of an open LED condition. This safety feature prevents damage to the device and connected components, making it reliable for use in critical applications like avionics or automotive lighting.
Wide Input Voltage Range (2.5V to 24V): The device supports a wide input voltage range from 2.5V to 24V, enabling it to operate efficiently with various power sources, including single Li-Ion cells or 12V supplies. This versatility broadens its use cases, from portable devices to industrial lighting systems, ensuring robust performance across different environments.
Independent Dimming and Shutdown Control: Each of the dual LED drivers in the LT3486 can be independently dimmed or shut down, providing flexibility in managing multiple LED strings. This capability is ideal for scenarios where asymmetric lighting control is needed, enhancing the adaptability of the device in complex lighting systems.
High LED Current Programming Accuracy (±3%): With ±3% LED current programming accuracy, the LT3486 ensures uniform brightness across all LEDs in a series. This precision is crucial for applications like notebook PC displays or LED camera lights, where consistent light output is essential for optimal performance and user experience.
Open LED Protection with 36V Clamp Voltage: The LT3486 includes open LED protection, clamping the output voltage to 36V in case of an open LED condition. This safety feature prevents damage to the device and connected components, making it reliable for use in critical applications like avionics or automotive lighting.
Wide Input Voltage Range (2.5V to 24V): The device supports a wide input voltage range from 2.5V to 24V, enabling it to operate efficiently with various power sources, including single Li-Ion cells or 12V supplies. This versatility broadens its use cases, from portable devices to industrial lighting systems, ensuring robust performance across different environments.
Applications
Notebook PC Display Backlighting: The LT3486 is ideal for driving multiple white LEDs in series, providing uniform brightness for notebook PC displays. Its wide input voltage range and high efficiency make it suitable for portable devices, ensuring consistent backlighting even with varying battery levels.
LED Camera Light for Cell Phones: The LT3486 is perfect for powering high-brightness LED arrays used in camera flashes or continuous lighting for mobile devices. Its PWM dimming capability allows for precise control of light intensity, ensuring optimal illumination for photography and video recording.
Car Dashboard Lighting: The LT3486 is well-suited for automotive dashboard lighting, where it can drive multiple LEDs with high accuracy and reliability. Its wide dimming range and overtemperature protection ensure consistent performance in varying environmental conditions, enhancing visibility and safety.
Avionics Displays: The LT3486 is an excellent choice for backlighting avionics displays, where it can drive multiple LEDs in series with high precision. Its robust design and wide input voltage range make it suitable for the demanding conditions of aerospace applications, ensuring reliable operation in critical environments.
LED Camera Light for Cell Phones: The LT3486 is perfect for powering high-brightness LED arrays used in camera flashes or continuous lighting for mobile devices. Its PWM dimming capability allows for precise control of light intensity, ensuring optimal illumination for photography and video recording.
Car Dashboard Lighting: The LT3486 is well-suited for automotive dashboard lighting, where it can drive multiple LEDs with high accuracy and reliability. Its wide dimming range and overtemperature protection ensure consistent performance in varying environmental conditions, enhancing visibility and safety.
Avionics Displays: The LT3486 is an excellent choice for backlighting avionics displays, where it can drive multiple LEDs in series with high precision. Its robust design and wide input voltage range make it suitable for the demanding conditions of aerospace applications, ensuring reliable operation in critical environments.
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