IS32LT3173-GRLA3-TR

$0.65

Description：IC LED DRVR LIN PWM 200MA 8SOP
Series：-
Mfr：Lumissil Microsystems
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:74e8ff0e7658 Category: LED Drivers IC Brand: Lumissil Microsystems

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Product introduction

Product Detailed Parameters

Description：IC LED DRVR LIN PWM 200MA 8SOP
Series：-
Mfr：Lumissil Microsystems
Package：Tape & Reel (TR),Cut Tape (CT)
Type：Linear
Topology：-
Internal Switch(s)：Yes
Number of Outputs：1
Voltage - Supply (Min)：2.5V
Voltage - Supply (Max)：5.5V
Voltage - Output：42V
Current - Output / Channel：200mA
Frequency：-
Dimming：PWM
Applications：Lighting
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package：8-SOP-EP
Grade：Automotive
Qualification：AEC-Q100

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IS32LT3173-GRLA3-TR

Overview

The IS32LT3173-GRLA3-TR is a single-output linear LED driver IC manufactured by Lumissil Microsystems. It features integrated PWM dimming for precise light control and supports an output current of 200mA. The device operates within a supply voltage range of 2.5V to 5.5V and can drive loads up to 42V. Packaged in an 8-SOP-EP (SOIC) with an exposed pad, it is designed for surface mount installation. The component is AEC-Q100 qualified for automotive applications and functions reliably across a temperature range of -40°C to +125°C.

Feature Summary

Integrates linear regulation with PWM dimming capability for accurate light intensity control
Features internal power MOSFET switch for simplified circuit design
Provides automotive-grade reliability through AEC-Q100 qualification
Includes thermal protection mechanisms to ensure extended-life operation

Applications

Automotive exterior lighting systems
General commercial and residential LED lighting
Industrial control panel illumination

Procurement Notes

Verify the specific ordering suffix GRLA3-TR against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Confirm RoHS compliance status as indicated in official documentation. Check for any Product Change Notifications or End-of-Life notices that may affect long-term availability and supply chain stability for this component.

Selection Notes

Select this component when a single-channel, high-side linear LED driver with integrated PWM dimming is required. Ensure the application voltage does not exceed the 42V output limit and the load current remains within the 200mA rating. Consider the 8-SOP-EP package for thermal management needs and verify compatibility with the system's operating temperature range of -40°C to +125°C.

Part Context

This part belongs to the IS32LT31xx family of high-side linear LED drivers from Lumissil Microsystems. These devices are designed for general lighting applications requiring monolithic solutions with built-in protections. The series offers flexibility in design with integrated power MOSFETs, targeting markets such as automotive, commercial, and residential lighting where reliability and extended life are critical.