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LM1938SF6 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM1938SF6 product

LM1938SF6

Integrated Circuits (ICs)

LED DriverBoost ConverterSOT-23

The LM1938 is a high-frequency boost converter optimized for driving white LED strings in portable electronics.

Best for

  • Portable LED backlighting
  • Battery-powered display drivers

Avoid if

  • Applications requiring very low EMI without proper shielding
  • High-power lighting beyond the 36V switch limit

Check before use

  • Inductor saturation current and diode reverse recovery time

Key specifications

Switching Frequency
1.2 MHz
Max Switch Voltage
36 V
Feedback Voltage
95 mV

Compliance & Environment

RoHS
RoHS

Application

Consumer ElectronicsPower Management

Datasheet

2202210930_HTC-Korea-TAEJIN-Tech-LM1938SF6_C510576.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM1938SF6: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The LM1938 is a constant-frequency, current-mode step-up DC/DC converter designed to drive white LEDs with a constant current.