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MAX20446ATG/VY+ is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC LED DRV CTRL PWM 120MA 24TQFN. Review the specifications below when checking this part for your BOM.
LED Driver IC specifications for MAX20446ATG/VY+
- Description：IC LED DRV CTRL PWM 120MA 24TQFN
- Series：-
- Mfr：Analog Devices Inc./Maxim Integrated
- Package：Strip
- Type：DC DC Controller
- Topology：Step-Up (Boost), SEPIC
- Internal Switch(s)：Yes
- Number of Outputs：6
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：40V
- Voltage - Output：52V
- Current - Output / Channel：120mA
- Frequency：400kHz ~ 2.2MHz
- Dimming：Analog, I2C, PWM
- Applications：Backlight, Central Information Displays, Infotainment Displays, Instrument Clusters
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：24-WFQFN Exposed Pad
- Supplier Device Package：24-TQFN (4x4)
- Grade：Automotive
- Qualification：AEC-Q100
LED Driver IC datasheet and documents for MAX20446ATG/VY+
LED Driver IC Overview
The MAX20446ATG/VY+ is an automotive-grade LED lighting driver IC designed for high-brightness LED applications. It features a boost topology with six independent output channels, each capable of delivering up to 120mA. The device operates within an input voltage range of 4.5V to 40V and supports switching frequencies between 400kHz and 2.2MHz. Encased in a TQFN-CU-24 package, it meets AEC-Q100 qualification standards and functions reliably across temperatures from -40°C to +125°C.
LED Driver IC Feature Summary
- Six-channel constant current drive capability for high-brightness LEDs
- Integrated boost converter topology for efficient power management
- Supports analog, PWM, and I2C serial dimming control methods
LED Driver IC Applications
- Automotive display backlighting systems
- High-brightness LED illumination circuits
- Automotive infotainment screen drivers
LED Driver IC Procurement Notes
Verify the specific suffix 'VY+' against official Analog Devices documentation to confirm tape-and-reel packaging and temperature grade specifications. Ensure compatibility with the required I2C interface and dimming protocols before integration. Cross-reference the exact part number with the manufacturer's latest datasheet to validate pinout and thermal performance characteristics.
LED Driver IC Selection Notes
Select this component for designs requiring multi-channel LED control with integrated boost regulation. It is suitable for space-constrained automotive displays needing precise current matching across six outputs. Consider the TQFN-CU-24 package for thermal efficiency and the wide input voltage range for robust operation in varying vehicle electrical environments.
LED Driver IC Part Context
Part of the MAX20446 series from Analog Devices/Maxim Integrated, focusing on automotive LED lighting solutions. This series addresses the need for reliable, high-performance drivers in demanding automotive environments, offering integrated power conversion and multiple dimming interfaces for flexible system design.
LED Driver IC Replacement Considerations
Consult official substitution lists for verified alternatives within the MAX20446 family or compatible automotive LED driver series. Ensure any replacement maintains AEC-Q100 qualification and identical channel count and current capabilities.
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