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Product Detailed Parameters
- Description：IC LED DRIVER LINEAR PWM 32SOP
- Series：Adaptive SourcePower™
- Mfr：Microchip Technology
- Package：Tape & Reel (TR)
- Type：Linear
- Topology：-
- Internal Switch(s)：No
- Number of Outputs：4
- Voltage - Supply (Min)：10.8V
- Voltage - Supply (Max)：13.2V
- Voltage - Output：9.6V
- Current - Output / Channel：-
- Frequency：-
- Dimming：PWM
- Applications：Lighting
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：32-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：32-SOP
- Grade：-
- Qualification：-
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Overview
The MSL2041GU-R is a linear LED driver IC from Microchip Technology’s Adaptive SourcePower series, housed in a 32-SOP package. It supports four independent output channels with a maximum supply voltage of 13.2V and an output voltage of 9.6V. The device operates within a temperature range of -40°C to 85°C and features PWM dimming capabilities. Designed for lighting applications, it utilizes external current sink MOSFETs and offers a 5000:1 dimming range per string.
Feature Summary
- Supports four independent LED strings with external current sink MOSFETs
- Enables high-contrast PWM dimming with a 5000:1 ratio per channel
- Linear regulation architecture simplifies circuit design
Applications
- General illumination systems
- LED backlighting units
- Commercial lighting fixtures
Procurement Notes
This component is officially classified as obsolete by the manufacturer. Production has ceased, and no new units are available from authorized distribution channels. Verification of part authenticity is critical when sourcing from secondary markets. Buyers must confirm the specific revision level and package integrity, as legacy stock may vary in condition. Replacement planning should begin immediately due to the permanent discontinuation status.
Selection Notes
Engineers requiring this specific topology should evaluate the MSL2042 family for potential pin-compatible alternatives or updated linear drivers. Selection depends on verifying that the external MOSFET configuration meets the thermal and current requirements of the target application. Since the original part is discontinued, design-in efforts must prioritize availability of substitute components that maintain the same four-channel linear control scheme.
Part Context
The MSL2041 belongs to the Adaptive SourcePower series, designed for cost-effective LED driving solutions. It complements the MSL2042 variant, offering similar functionality tailored for specific string configurations. The 32-SOP package allows for surface-mount integration in compact lighting assemblies, supporting industrial and commercial environments through its extended temperature rating.
Replacement Considerations
Consult the MSL2042 datasheet for functional similarities. Verify pinout compatibility before substitution. No direct equivalent is confirmed; redesign may be necessary.
