OY333K Equivalent & Substitute Parts

Part Overview

The OY333K is a 33 kOhms ±10% 2W through-hole axial resistor manufactured by Ohmite with ceramic composition. This component features moisture resistance and pulse withstanding capabilities, designed for operating temperatures from -40°C to 220°C. The OY333K is classified as obsolete product status. Due to its obsolete classification, identifying equivalent substitute parts with active product status and improved compliance certifications is essential for ongoing design support and procurement continuity.

Substiute Parts

OY333K

OhmiteIn Stock: 744OY333K Datasheet

Current PartRFQ

OY333KE

OhmiteIn Stock: 9554OY333KE Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the OY333K is determined by strict equivalence across the following electrical and mechanical parameters:

• Resistance value: 33 kOhms
• Tolerance: ±10%
• Power rating: 2W
• Composition: Ceramic
• Package configuration: Axial through-hole
• Operating temperature range: -40°C to 220°C
• Temperature coefficient: -1000/-1600 ppm/°C
• Features: Moisture resistant and pulse withstanding capability

The OY333KE qualifies as a direct substitute based on identical electrical specifications and mechanical dimensions. The primary distinction is product status and RoHS compliance certification.

Parameter Comparison

Engineering Selection Recommendations

The OY333KE is the direct equivalent substitute for the OY333K. Both components share identical electrical and mechanical specifications, ensuring drop-in compatibility in circuit applications. The OY333KE offers the advantage of active product status with ROHS3 compliance certification, providing improved regulatory alignment and long-term supply chain availability compared to the obsolete OY333K. Selection of the OY333KE is appropriate for new designs and ongoing production requirements where regulatory compliance and component availability are considerations.

Frequently Asked Questions (FAQ)

Q: Can the OY333KE be used as a direct replacement for the OY333K?

A: Yes. The OY333KE is electrically and mechanically identical to the OY333K, with matching resistance value, tolerance, power rating, package dimensions, and operating temperature range. Physical installation and circuit performance are equivalent.

Q: What is the primary difference between OY333K and OY333KE?

A: The OY333K is classified as obsolete, while the OY333KE maintains active product status. Additionally, the OY333KE carries ROHS3 compliance certification, whereas the OY333K is RoHS non-compliant.

Q: Are the physical dimensions identical between these parts?

A: Yes. Both the OY333K and OY333KE measure 0.276" diameter by 0.748" length (7.00mm x 19.00mm), ensuring identical PCB footprint and mounting compatibility.

Q: Do both parts operate across the same temperature range?

A: Yes. Both components are rated for -40°C to 220°C operating temperature with identical temperature coefficient specifications of -1000/-1600 ppm/°C.

Q: Is the OY333KE suitable for applications requiring RoHS compliance?

A: Yes. The OY333KE is ROHS3 compliant, making it suitable for applications and markets with RoHS regulatory requirements.