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Product Detailed Parameters
- Description：IC LED DRVR CTRLR PWM 16TSSOP
- Series：-
- Mfr：Monolithic Power Systems Inc.
- Package：Tape & Reel (TR)
- Type：DC DC Controller
- Topology：Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：4
- Voltage - Supply (Min)：5V
- Voltage - Supply (Max)：28V
- Voltage - Output：-
- Current - Output / Channel：350mA
- Frequency：540kHz
- Dimming：PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-TSSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package：16-TSSOP-EP
- Grade：-
- Qualification：-
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Overview
The MP3397EF-LF-Z is a monolithic LED lighting driver IC manufactured by Monolithic Power Systems. It supports up to four independent LED strings with a maximum current of 350mA per channel. The device operates as a white LED driver designed for high-efficiency illumination applications. It features a compact package suitable for surface-mount assembly and includes integrated protection mechanisms to ensure reliable operation under varying load conditions.
Feature Summary
- Supports up to four independent LED output channels
- Integrated constant current regulation for each string
- Designed for efficient white LED driving applications
Applications
- General solid-state lighting fixtures
- Commercial LED panel lighting
- Residential LED downlights
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels due to the discontinued status. Confirm RoHS compliance documentation matches specific batch requirements. Check humidity sensitivity handling protocols during storage and assembly to prevent moisture-induced damage. Validate pinout compatibility with existing PCB layouts before integration.
Selection Notes
Evaluate thermal management requirements based on total power dissipation across all active channels. Ensure input voltage range aligns with system supply characteristics. Consider footprint constraints relative to the available package options. Assess control interface needs against available peripheral components in the target design architecture.
Part Context
This component belongs to the MP3397 series of LED drivers from Monolithic Power Systems. It represents a specialized solution for multi-string LED configurations within the broader PMIC portfolio. The part is categorized under LED Lighting Drivers, distinguishing it from general-purpose switching regulators or linear controllers offered by the same manufacturer.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer resources for end-of-life notifications and recommended alternatives.
