TAP600K500 Equivalent & Substitute Parts

Part Overview

The TAP600K500 is a 500 Ohms ±10% 600W thick film chassis mount resistor manufactured by Ohmite in the TAP600 series. This part is classified as obsolete, making substitute parts necessary for new designs and ongoing production requirements. The TAP600K500 features epoxy coating, M5 threaded leads, and flanged mounting for high-power applications requiring robust thermal management and mechanical stability.

Substiute Parts

TAP600K500

OhmiteIn Stock: 812TAP600K500 Datasheet

Current PartRFQ

TAP600K500E

OhmiteIn Stock: 1023TAP600K500E Datasheet

DirectRFQ

TAP600J500E

OhmiteIn Stock: 871TAP600J500E Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the TAP600K500 is determined by strict equivalence across the following critical parameters:

• Resistance value: 500 Ohms (exact match required)
• Power rating: 600W (exact match required)
• Composition: Thick Film (exact match required)
• Temperature coefficient: ±150ppm/°C (exact match required)
• Operating temperature range: -55°C to 150°C (exact match required)
• Coating/housing type: Epoxy Coated (exact match required)
• Mounting feature: Flanges (exact match required)
• Lead style: M5 Threaded (exact match required)
• Physical dimensions: 2.559" L × 2.362" W, 1.280" height seated (exact match required)

Tolerance and product status are secondary parameters that may vary within acceptable substitution criteria. Active product status and improved compliance certifications are preferred for new designs.

Parameter Comparison

Engineering Selection Recommendations

TAP600K500E is the direct substitute for TAP600K500. Both parts maintain identical electrical and mechanical specifications with matching tolerance (±10%), power rating (600W), and physical dimensions. TAP600K500E is currently in active production status and carries ROHS3 compliance certification, providing improved regulatory alignment for new designs compared to the obsolete TAP600K500.

TAP600J500E is a parametric equivalent offering tighter tolerance (±5% versus ±10%) while maintaining all other critical specifications including resistance value, power rating, composition, temperature coefficient, operating temperature range, and physical dimensions. TAP600J500E is also active and ROHS3 compliant. Selection of TAP600J500E is appropriate when circuit design requires improved tolerance performance within the same form factor and thermal characteristics.

Both substitute parts are available in bulk packaging and maintain full mechanical and thermal compatibility with the original TAP600K500 design.

Frequently Asked Questions (FAQ)

Q: Can TAP600K500E directly replace TAP600K500 in existing designs? A: Yes. TAP600K500E is electrically and mechanically identical to TAP600K500, with matching 500 Ohms ±10% resistance, 600W power rating, and M5 threaded flanged mounting. The primary difference is active product status and ROHS3 compliance.

Q: What is the difference between TAP600K500E and TAP600J500E? A: Both parts are mechanically and thermally identical. The difference is tolerance: TAP600K500E maintains ±10% tolerance matching the original TAP600K500, while TAP600J500E offers tighter ±5% tolerance. Selection depends on circuit tolerance requirements.

Q: Are the physical dimensions identical across all three parts? A: Yes. All three parts share identical dimensions of 2.559" L × 2.362" W (65.00mm × 60.00mm) with 1.280" (32.50mm) seated height, ensuring direct mechanical compatibility in existing PCB layouts and chassis designs.

Q: What is the impact of switching from TAP600K500 to a substitute part? A: TAP600K500E provides direct substitution with no design changes required. TAP600J500E requires evaluation of circuit tolerance requirements but offers improved tolerance performance. Both substitutes provide active product status and regulatory compliance improvements.

Q: Are packaging differences significant for component selection? A: The original TAP600K500 uses box packaging while both substitutes use bulk packaging. This affects procurement and handling procedures but does not impact electrical or mechanical performance in the application.