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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversIS31LT3938-GRLS2-TR
IS31LT3938-GRLS2-TR Image
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See specifications for product details.

IS31LT3938-GRLS2-TR - Lumissil Microsystems

Manufacturer Part Number
IS31LT3938-GRLS2-TR
Manufacturer
Lumissil Microsystems
Allelco Part Number
32D-IS31LT3938-GRLS2-TR
ECAD Model
Parts Description
IC LED DRIVER OFFL PWM 8SOP
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
Analog Part Number Guide.pdf
IS31LT3938.pdf
RoHs Status
ROHS3 Compliant
In stock: 58940

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Quantity

Specifications

IS31LT3938-GRLS2-TR Tech Specifications
Lumissil Microsystems - IS31LT3938-GRLS2-TR technical specifications, attributes, parameters and parts with similar specifications to Lumissil Microsystems - IS31LT3938-GRLS2-TR

Product Attribute Attribute Value  
Manufacturer Lumissil Microsystems  
Voltage - Supply (Min) 10V  
Voltage - Supply (Max) 450V  
Voltage - Output -  
Type AC DC Offline Switcher  
Topology Step-Down (Buck)  
Supplier Device Package 8-SOP  
Series -  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Internal Switch(s) No  
Frequency -  
Dimming Analog, PWM  
Current - Output / Channel -  
Base Product Number IS31LT3938  
Applications Backlight, Lighting  

Parts Introduction

Manufacturer Part Number

IS31LT3938-GRLS2-TR

Manufacturer

lumissil

Introduction

The IS31LT3938-GRLS2-TR is an LED driver designed for power management in lighting applications, specifically tailored for AC DC offline switching.

Product Features and Performance

AC DC Offline Switcher type

Step-Down (Buck) topology

Operates without internal switches

Supports one output channel

Analog and PWM dimming capabilities

Surface mount type with a package size of 8-SOIC

Can operate within a temperature range of -40°C to 125°C

Product Advantages

Suitable for high voltage applications up to 450V

Flexible dimming options enhance usability in different lighting conditions

Robust temperature range ensuring reliability in varied environmental conditions

Key Technical Parameters

Voltage Supply (Min): 10V

Voltage Supply (Max): 450V

Mounting Type: Surface Mount

Operating Temperature: -40°C ~ 125°C (TA)

Package / Case: 8-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

Built to operate reliably over a broad temperature range ensuring performance stability

Compatibility

Specifically compatible with lighting and backlight applications

Application Areas

Backlight systems

General lighting solutions

Product Lifecycle

Product Status: Obsolete

Availability of replacements or upgrades should be confirmed with manufacturer due to obsolescence

Several Key Reasons to Choose This Product

High maximum supply voltage suitability for robust applications

Dual dimming capability allows for flexible lighting control

Operates effectively in extreme temperature conditions

Compact SOIC package for ease of integration in space-constrained applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Lumissil Microsystems IS31LT3938-GRLS2-TR

Product Attribute IS31LT3938-GRLS2-TR IS31LT3360-SDLS3-TR IS32LT3120-GRLA3-TR IS32FL3240-QWLA3-TR
Part Number IS31LT3938-GRLS2-TR IS31LT3360-SDLS3-TR IS32LT3120-GRLA3-TR IS32FL3240-QWLA3-TR
Manufacturer Lumissil Microsystems Lumissil Microsystems Lumissil Microsystems Lumissil Microsystems
Current - Output / Channel - 1.2A (Switch) 200mA 38mA
Base Product Number IS31LT3938 IS31LT3360 IS32LT3120 IS32FL3240
Number of Outputs 1 1 2 30
Voltage - Output - 40V - -
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 105°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Voltage - Supply (Min) 10V 6V 6V 2.7V
Applications Backlight, Lighting Automotive, Lighting Automotive Automotive, Lighting
Supplier Device Package 8-SOP SOT-89-5 8-SOP-EP 40-WFQFN (6x6)
Type AC DC Offline Switcher DC DC Regulator Linear Linear
Series - - Automotive, AEC-Q100 Automotive, AEC-Q100
Topology Step-Down (Buck) Step-Down (Buck) - Constant Current
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Internal Switch(s) No Yes Yes No
Dimming Analog, PWM Analog, PWM - PWM
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount, Wettable Flank
Voltage - Supply (Max) 450V 40V 45V 5.5V
Frequency - 1MHz - -
Package / Case 8-SOIC (0.154", 3.90mm Width) SOT-89-5/6 8-SOIC (0.154', 3.90mm Width) Exposed Pad 40-WFQFN Exposed Pad

IS31LT3938-GRLS2-TR Datasheet PDF

Download IS31LT3938-GRLS2-TR pdf datasheets and Lumissil Microsystems documentation for IS31LT3938-GRLS2-TR - Lumissil Microsystems.

Datasheets
Analog Part Number Guide.pdf IS31LT3938.pdf
PCN Part Status Change
Mult Dev NRND 10/Jun/2021.pdf Mult Dev NRND 8/Jul/2021.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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IS31LT3938-GRLS2-TR Image

IS31LT3938-GRLS2-TR

Lumissil Microsystems
32D-IS31LT3938-GRLS2-TR

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