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Product Detailed Parameters
- Description：IC LED DRVR RGLTR PWM 750MA 8SOP
- Series：-
- Mfr：Lumissil Microsystems
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Down (Buck)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：6V
- Voltage - Supply (Max)：40V
- Voltage - Output：-
- Current - Output / Channel：750mA
- Frequency：1MHz
- Dimming：Analog, PWM
- Applications：Backlight, Lighting, Signage
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOP
- Grade：-
- Qualification：-
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Overview
The IS31LT3352-V1GRLS2-TR is a DC-DC buck regulator LED driver IC manufactured by Lumissil Microsystems. It features an internal switch and provides one output channel with a maximum current of 750mA. The device supports analog and PWM dimming methods for precise light control. It operates within a supply voltage range of 6V to 40V and is housed in an 8-SOP package. This component is designed for high-efficiency lighting applications requiring regulated constant current drive.
Feature Summary
- Integrates a step-down (buck) topology with an internal power switch for compact design
- Supports both analog and pulse-width modulation (PWM) dimming techniques
- Provides regulated constant current output up to 750mA for single-channel LED driving
Applications
- General LED lighting systems
- Backlighting drivers
- Signage illumination
Procurement Notes
Verify the specific suffix V1GRLS2-TR against the manufacturer's official datasheet to confirm pinout, thermal characteristics, and packaging details. Ensure compatibility with system input voltages between 6V and 40V. Check for RoHS compliance status as per the latest production data. Confirm availability status as the part may be obsolete or subject to change.
Selection Notes
Select this component for designs requiring a single-channel buck LED driver with integrated switching capability. It is suitable for applications needing 750mA output current with flexible dimming options. Consider the 8-SOP package constraints and operating temperature range when designing the PCB layout. Verify that the external components meet the stability requirements for the buck converter topology.
Part Context
This part belongs to the IS31LT series of LED drivers from Lumissil Microsystems, which focuses on efficient power management solutions for lighting. The series typically includes various topologies such as linear and switching regulators tailored for different brightness and efficiency requirements in commercial and industrial lighting sectors.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Lumissil Microsystems directly for alternative recommendations or cross-reference with similar buck LED drivers offering comparable current ratings and dimming capabilities.
