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Product Detailed Parameters
- Description：IC LED DRV RGLTR PWM 30MA 24MLPQ
- Series：-
- Mfr：Semtech Corporation
- Package：Tape & Reel (TR)
- Type：DC DC Regulator
- Topology：Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：6
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：21V
- Voltage - Output：40V
- Current - Output / Channel：30mA
- Frequency：800kHz
- Dimming：Analog, PWM
- Applications：Backlight
- Operating Temperature：-
- Mounting Type：Surface Mount
- Package / Case：24-UFQFN Exposed Pad
- Supplier Device Package：24-MLPQ (4x4)
- Grade：-
- Qualification：-
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Overview
The SC440MLTRT is a Semtech LED lighting driver IC featuring a boost regulator topology designed for six-string LED applications. It operates within an input voltage range of 4.5 V to 27 V and delivers a maximum output current of 30 mA per channel. The device functions at a switching frequency of 800 kHz and is housed in a 24-lead MLPQ package.
Feature Summary
- Integrated boost regulation architecture optimized for multi-string LED configurations
- Supports up to six independent output channels for uniform current distribution
- Operates with wide input voltage compatibility for flexible power supply integration
Applications
- LED lighting systems requiring six-string drive capability
- General illumination circuits utilizing boost converter topologies
- Electronic devices needing integrated high-efficiency LED drivers
Procurement Notes
Verify the exact part number against official Semtech documentation, as suffixes significantly impact specifications. Confirm availability through authorized distributors, noting that some listings may indicate limited stock or specific reel quantities. Ensure compliance with RoHS standards and check for any regional sales restrictions before finalizing procurement orders.
Selection Notes
Select this component when designing circuits requiring a boost regulator for multiple LED strings. Consider the 30 mA output current limit and 800 kHz switching frequency for thermal and efficiency requirements. Ensure the input voltage range aligns with the system power source and verify the MLPQ package fits the PCB layout constraints.
Part Context
This component belongs to the SC44 series of LED drivers from Semtech. It is categorized under LED Lighting Drivers and falls within the broader PMIC family. The device is specifically engineered for high-efficiency integrated driving solutions, distinguishing it from general-purpose switching regulators or LDOs within the manufacturer's portfolio.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided data. Consult Semtech technical support for direct replacements or pin-compatible alternatives.
