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Product Detailed Parameters
- Description：IC LED DRVR CTRL PWM 60MA 24VQFN
- Series：-
- Mfr：Microchip Technology
- Package：Tray,Tray
- Type：DC DC Controller
- Topology：Flyback, SEPIC, Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：8
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：40V
- Current - Output / Channel：60mA
- Frequency：665kHz
- Dimming：PWM
- Applications：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：24-VFQFN Exposed Pad
- Supplier Device Package：24-VQFN (4x4)
- Grade：-
- Qualification：-
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Overview
The MSL3088-IU is an integrated LED driver controller manufactured by Microchip Technology. It features eight independent output channels capable of delivering up to 60 mA per channel. The device utilizes a boost converter topology and operates with PWM control for precise brightness regulation. It is housed in a compact 24-pin VQFN package with an exposed pad, designed for surface mount installation. The component supports input voltages up to 40 V and functions at a switching frequency of 665 kHz.
Feature Summary
- Eight-channel independent LED drive capability
- Integrated boost converter topology
- Pulse width modulation (PWM) control interface
Applications
- Backlight systems for portable electronic devices
- LED indicator arrays in industrial equipment
- Display illumination modules requiring multi-channel control
Procurement Notes
Verify the manufacturer origin, as Atmel was acquired by Microchip. Confirm the package type matches the required 24-VQFN footprint. Ensure the operating voltage range aligns with system requirements. Check for any specific ordering suffixes that may indicate temperature grades or tape-and-reel packaging variations.
Selection Notes
Select this component when multiple LED channels require individual current control within a space-constrained design. The integrated boost converter simplifies power supply architecture compared to discrete solutions. Consider the thermal performance of the exposed pad VQFN package for heat dissipation needs in high-density applications.
Part Context
This part belongs to the Microchip LED driver family, originally developed under the Atmel brand before acquisition. It serves as a specialized power management IC for lighting applications. The device integrates control logic and power stages into a single chip, reducing external component count and board space.
Replacement Considerations
Consult official Microchip documentation for qualified substitute part numbers. Verify pin compatibility and electrical specifications before substitution. Generic equivalents may not match the exact channel count or control interface.
