What are the key features of KOA RK73B3ATTE391J?

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 KOA with full traceability.

What are the main application scenarios for RK73B3ATTE391J?

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.

How does RK73B3ATTE391J work?

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.

What is the technical performance of RK73B3ATTE391J?

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.

What is the current market demand for RK73B3ATTE391J?

The global General Purpose market is growing at ~6-8% CAGR, with particularly strong demand in power management. KOA RK73B3ATTE391J 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.

What are the technical characteristics of RK73B3ATTE391J?

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, KOA provides full technical support and reference designs.

RK73B3ATTE391J RESISTOR 1/3W 5% 1210 by KOA

RK73B3ATTE391J | KOA RESISTOR 1/3W 5% 1210

Category: General Purpose

Brand: KOA

RESISTOR 1/3W 5% 1210

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: RESISTOR 1/3W 5% 1210

Technical Parameters

Brand	KOA
Case Code (Inch)	0603
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	0.1 W
Product Type	Thick Film Resistor
REACH	Compliant
Resistance	390 ohm
RoHS	Compliant
Series	RK73B
Size (L x W)	1.6 x 0.8 mm
Temperature Coefficient	+/-100 ppm/C
Termination	Solder Plated
Tolerance	+/-5%

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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PCB Footprint (.pcb)

3D Model (.stp)

Schematic Symbol (.sch)

DXF Drawing

RK73B3ATTE391J Application and Selection Guide

RK73B3ATTE391J Model and Manufacturer Information

RK73B3ATTE391J, a General Purpose manufactured by KOA: RK73B3ATTE391J helps you confirm the specific model, while KOA helps you confirm the product source. If you are selecting a part, you can first check whether RK73B3ATTE391J meets your requirements, then check whether KOA matches your expectations, and then refer to RESISTOR 1/3W 5% 1210 for further evaluation.

RK73B3ATTE391J Product Parameters and Description

The main parameters of KOA's General Purpose product RK73B3ATTE391J include RESISTOR 1/3W 5% 1210. This is a General Purpose produced by KOA, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

RK73B3ATTE391J Application and Selection Reference

KOA's General Purpose product RK73B3ATTE391J has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, RK73B3ATTE391J is a General Purpose solution worth considering, and manufacturer KOA provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for RK73B3ATTE391J

Designers looking for RK73B3ATTE391J recommended parts can evaluate the following options. RK73B3ATTE391J selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
RK73H1JTTD4R32F	koa	Fixed Resistor, Metal Glaze/thick Film, 0.125W, 4.32ohm, 75V, 1% +/-Tol, 200ppm/Cel, Surface Mount, 0603, CHIP
RN732ATTE4872B10	KOA	-
RK73BW3ATTE270J	KOA	RK73BW3ATTE270J

EZKEY can provide RK73B3ATTE391J recommended part comparison data and engineering samples for evaluation.