Question 1

What are the key features of STMicroelectronics LM317MDT?

EZKEY · Accepted Answer

This product belongs to the General Purpose Semiconductors 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 STMicroelectronics with full traceability.

Question 2

What are the main application scenarios for LM317MDT?

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 LM317MDT work?

EZKEY · Accepted Answer

This device follows established General Purpose Semiconductors 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 LM317MDT?

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 LM317MDT?

EZKEY · Accepted Answer

The global General Purpose Semiconductors market is growing at ~6-8% CAGR, with particularly strong demand in power management. STMicroelectronics LM317MDT 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 LM317MDT?

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, STMicroelectronics provides full technical support and reference designs.

Brand	STMicroelectronics
Data Tier	Family Level
Dropout Voltage	1.2 V (Typ)
ECCN	EAR99
Halogen Free	Yes
Mounting Type	Through Hole
Operating Temperature	0 to +125 C
Output Current	800 mA
Package / Case	SOT-223
Packaging	Tube
Product Type	Linear Voltage Regulator
REACH	Compliant
RoHS	Compliant
Series	LM317M

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LM317MDT | STMicroelectronics IC REG LDO ADJ 0.5A DPAK

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

LM317MDT Application and Selection Guide

LM317MDT Model and Manufacturer Information

LM317MDT Product Parameters and Description

LM317MDT Application and Selection Reference

Recommended Part Numbers for LM317MDT