CW00533R00JS73 Equivalent & Substitute Parts

Part Overview

The CW00533R00JS73 is a 33 Ohm, 6.5W wirewound axial resistor manufactured by Vishay Dale. This through-hole component features moisture-resistant construction and operates across a wide temperature range from -65°C to 350°C. The part is currently active in production with 1028 units in stock. Substitute parts are necessary to address packaging format requirements, compliance certifications, or inventory availability while maintaining identical electrical and mechanical performance.

Substiute Parts

CW00533R00JS73

Vishay DaleIn Stock: 1041CW00533R00JS73 Datasheet

Current PartRFQ

CW00533R00JE73

Vishay DaleIn Stock: 1198CW00533R00JE73 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CW00533R00JS73 is determined by electrical equivalence and mechanical compatibility. The primary substitution criterion is packaging format. The main part is supplied in Tape & Reel (TR) format, while the substitute part CW00533R00JE73 is available in Cut Tape (CT) format. Both parts maintain identical electrical specifications: 33 Ohms resistance, ±5% tolerance, 6.5W power rating, wirewound composition, and ±30ppm/°C temperature coefficient. The operating temperature range, physical dimensions, and moisture-resistant features are identical across both parts. The key differentiator is the packaging delivery method and RoHS compliance status.

Parameter Comparison

Engineering Selection Recommendations

The CW00533R00JE73 serves as a direct electrical and mechanical substitute for the CW00533R00JS73. Selection between these parts should be based on packaging requirements and regulatory compliance needs. The CW00533R00JE73 offers ROHS3 compliance and REACH unaffected status, making it suitable for applications with strict environmental regulations. The CW00533R00JS73 in Tape & Reel format is appropriate for high-volume automated assembly processes. Both parts are active products with adequate inventory levels and identical electrical performance across all specified parameters.

Frequently Asked Questions (FAQ)

Q: Are CW00533R00JS73 and CW00533R00JE73 electrically identical? A: Yes. Both parts have identical resistance (33 Ohms), tolerance (±5%), power rating (6.5W), temperature coefficient (±30ppm/°C), and operating temperature range (-65°C to 350°C).

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel (TR) format supplies components on continuous tape wound on reels, suitable for automated pick-and-place assembly. Cut Tape (CT) format provides components on tape segments cut to specific lengths, suitable for manual assembly or lower-volume applications.

Q: Can I use CW00533R00JE73 as a direct replacement for CW00533R00JS73? A: Yes, for electrical and mechanical functionality. The substitute part maintains identical specifications and physical dimensions. Packaging format and compliance certifications differ; select based on assembly process requirements and regulatory obligations.

Q: What is the significance of RoHS and REACH compliance differences? A: RoHS3 compliance (CW00533R00JE73) indicates restriction of hazardous substances per EU directive. REACH unaffected status indicates the part does not contain substances of very high concern. These certifications are relevant for applications subject to EU environmental regulations.

Q: Are the physical dimensions identical between both parts? A: Dimensions are functionally equivalent. CW00533R00JS73 measures 0.312" Dia x 0.875" L (7.92mm x 22.22mm), while CW00533R00JE73 measures 0.312" Dia x 0.875" L (7.92mm x 22.23mm). The 0.01mm difference in length is within manufacturing tolerance and does not affect mechanical compatibility.