Equivalent & Substitute Parts for USR0J331MDD1TD

Part Overview

The USR0J331MDD1TD is a 330 µF, 6.3 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is classified as obsolete, which necessitates identification of active equivalent alternatives for ongoing procurement and design continuity. The part is rated for 2000 hours at 85°C and is suitable for general-purpose applications requiring polarized capacitive storage.

Substiute Parts

USR0J331MDD1TD

NichiconIn Stock: 923USR0J331MDD1TD Datasheet

Current PartRFQ

USR0J331MDD1TA

NichiconIn Stock: 952USR0J331MDD1TA Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the USR0J331MDD1TD is determined by strict equivalence across the following parameters:

• Capacitance value: 330 µF (exact match required)
• Rated voltage: 6.3 V (exact match required)
• Tolerance: ±20% (exact match required)
• Thermal rating: 2000 Hrs @ 85°C (exact match required)
• Operating temperature range: -40°C ~ 85°C (exact match required)
• Ripple current specifications: 180 mA @ 120 Hz and 270 mA @ 10 kHz (exact match required)
• Package configuration: Radial, Can with through-hole mounting (exact match required)
• Lead spacing: 0.138" (4.60 mm) (exact match required)

The substitute part USR0J331MDD1TA meets all these criteria and is manufactured by the same supplier, ensuring electrical and mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

The USR0J331MDD1TA is the direct equivalent for the obsolete USR0J331MDD1TD. Both parts are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements. The substitute part maintains active product status, ensuring continued availability and supply chain reliability. Selection of USR0J331MDD1TA eliminates obsolescence risk while preserving all electrical and mechanical specifications required for circuit compatibility.

Frequently Asked Questions (FAQ)

Q: Can USR0J331MDD1TA be used as a direct replacement for USR0J331MDD1TD?

A: Yes. Both parts are identical in capacitance (330 µF), rated voltage (6.3 V), tolerance (±20%), thermal rating (2000 Hrs @ 85°C), operating temperature range (-40°C ~ 85°C), ripple current specifications, and physical dimensions. The substitute is manufactured by Nichicon in the same USR series.

Q: What is the primary difference between these two parts?

A: The USR0J331MDD1TD is obsolete, while USR0J331MDD1TA is active. This distinction affects procurement availability and long-term supply assurance.

Q: Are the physical dimensions identical?

A: Yes. Both parts have a 0.315" diameter (8.00 mm), 0.315" seated height (8.00 mm), and 0.138" lead spacing (4.60 mm). They are compatible with identical PCB footprints and through-hole mounting patterns.

Q: Do both parts meet current compliance standards?

A: Yes. Both USR0J331MDD1TD and USR0J331MDD1TA are ROHS3 compliant and REACH unaffected.

Q: Are there any electrical performance differences?

A: No. Both parts have identical ripple current ratings (180 mA @ 120 Hz and 270 mA @ 10 kHz) and thermal characteristics (2000 Hrs @ 85°C).