Question 1

What are the key features of Texas Instruments TL431LI-Q1?

EZKEY · Accepted Answer

This product belongs to the General Purpose category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by Texas Instruments with full traceability.

Question 2

What are the main application scenarios for TL431LI-Q1?

EZKEY · Accepted Answer

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

Question 3

How does TL431LI-Q1 work?

EZKEY · Accepted Answer

This device follows established General Purpose design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

Question 4

What is the technical performance of TL431LI-Q1?

EZKEY · Accepted Answer

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

Question 5

What is the current market demand for TL431LI-Q1?

EZKEY · Accepted Answer

The global General Purpose market is growing at ~6-8% CAGR, with particularly strong demand in power management. Texas Instruments TL431LI-Q1 is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

Question 6

What are the technical characteristics of TL431LI-Q1?

EZKEY · Accepted Answer

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, Texas Instruments provides full technical support and reference designs.

Application	Voltage Regulation / Monitoring
Brand	Texas Instruments
Cathode Voltage	2.495 V to 36 V
Data Tier	Family Level
ECCN	EAR99
Halogen Free	Yes
Mounting Type	Surface Mount
Operating Temperature	-40 to +85 C
Output Current	100 mA (Max)
Packaging	Tape & Reel
Product Type	Voltage Reference
REACH	Compliant
Reference Voltage	2.495 V
RoHS	Compliant
Series	TL431
Tolerance	1%

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TL431LI-Q1 | Texas Instruments --

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

TL431LI-Q1 Application and Selection Guide

TL431LI-Q1 Model and Manufacturer Information

TL431LI-Q1 Product Parameters and Description

TL431LI-Q1 Application and Selection Reference

Recommended Part Numbers for TL431LI-Q1