Question 1

What are the key features of Vishay RK7381JTTDD221J?

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 Vishay with full traceability.

Question 2

What are the main application scenarios for RK7381JTTDD221J?

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 RK7381JTTDD221J 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 RK7381JTTDD221J?

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 RK7381JTTDD221J?

EZKEY · Accepted Answer

The global General Purpose market is growing at ~6-8% CAGR, with particularly strong demand in power management. Vishay RK7381JTTDD221J 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 RK7381JTTDD221J?

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, Vishay provides full technical support and reference designs.

Brand	Vishay
Case Code (Inch)	2512
Composition	Thick Film
Data Tier	Family Level
ECCN	EAR99
Halogen Free	Yes
Mounting Type	Surface Mount
Operating Temperature	-55 to +155 C
Packaging	Tape & Reel
Power Rating	1 W
Product Type	Thick Film Resistor
REACH	Compliant
Resistance	220 ohm
RoHS	Compliant
Series	RK73B
Size (L x W)	6.3 x 3.2 mm
Temperature Coefficient	+/-100 ppm/C
Termination	Solder Plated
Tolerance	+/-5%

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RK7381JTTDD221J | Vishay

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

RK7381JTTDD221J Application and Selection Guide

RK7381JTTDD221J Model and Manufacturer Information

RK7381JTTDD221J Product Parameters and Description

RK7381JTTDD221J Application and Selection Reference

Recommended Part Numbers for RK7381JTTDD221J