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Product Detailed Parameters
- Description：IC LED DRIVER LINEAR PWM 64TQFN
- Series：-
- Mfr：Microchip Technology
- Package：Tray
- Type：Linear
- Topology：-
- Internal Switch(s)：No
- Number of Outputs：16
- Voltage - Supply (Min)：-
- Voltage - Supply (Max)：-
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：20MHz
- Dimming：PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：64-VFQFN Exposed Pad
- Supplier Device Package：64-TQFN (9x9)
- Grade：-
- Qualification：-
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Overview
The MSL2164-DU is a linear LED driver manufactured by Microchip Technology, housed in a 64-pin TQFN package. It features integrated PWM dimming capability and supports an operating frequency of 20MHz. The device provides a constant current output of 350mA and includes sixteen independent outputs for driving LED arrays. It operates within a temperature range of -40°C to 85°C (TA).
Feature Summary
- Integrates linear regulation with pulse-width modulation (PWM) dimming control.
- Provides sixteen distinct output channels for multi-zone LED applications.
- Supports high-frequency operation at 20MHz for efficient power management.
Applications
- LED backlighting systems
- General illumination drivers
- Display lighting modules
Procurement Notes
Verify component status as the MSL2164-DU is listed as obsolete in public distributor records. Confirm availability through authorized channels or alternative sources. Ensure compatibility with existing PCB layouts due to the specific 64TQFN footprint. Review datasheet specifications carefully to validate performance requirements against current design needs.
Selection Notes
Select this component for designs requiring precise linear current regulation with digital dimming control. The 64TQFN package offers compact integration for space-constrained applications. Evaluate thermal dissipation requirements given the linear topology. Consider the sixteen-channel architecture for uniform brightness distribution across large LED arrays.
Part Context
This part belongs to Microchip's LED driver portfolio, designed for reliable illumination control. It complements other power management solutions by providing dedicated channel handling for complex lighting setups. The series emphasizes ease of interface and stable current delivery for consistent visual performance.
Replacement Considerations
Public confirmed substitute part numbers are not available. Due to the obsolete status, engineering teams should evaluate equivalent devices from the manufacturer or third-party suppliers that match the pinout and electrical characteristics.
FAQ
What is the maximum operating frequency of the MSL2164-DU?
The device supports an operating frequency of 20MHz.
How many output channels does this LED driver provide?
The MSL2164-DU features sixteen independent outputs.
