TAJD226M020SNJ Equivalent & Substitute Parts

Part Overview

The TAJD226M020SNJ is a 22 µF molded tantalum capacitor manufactured by KYOCERA AVX, rated for 20 V with ±20% tolerance. This surface mount component in 2917 (7343 Metric) package is designed for general purpose applications requiring stable capacitance performance across the operating temperature range of -55°C to 125°C. The part is ROHS3 compliant and carries MSL 1 (Unlimited) moisture sensitivity rating. Equivalent and substitute parts are identified based on matching or upgraded electrical and mechanical specifications within the same package footprint and series family.

Substiute Parts

TAJD226M020SNJ

KYOCERA AVXIn Stock: 970TAJD226M020SNJ Datasheet

Current PartRFQ

TAJD226M020RNJ

KYOCERA AVXIn Stock: 2302TAJD226M020RNJ Datasheet

DirectRFQ

TAJD226K020RNJ

KYOCERA AVXIn Stock: 4202TAJD226K020RNJ Datasheet

UpgradeRFQ

TAJD226K025RNJ

KYOCERA AVXIn Stock: 203714TAJD226K025RNJ Datasheet

UpgradeRFQ

TAJD226K035RNJ

KYOCERA AVXIn Stock: 35487TAJD226K035RNJ Datasheet

UpgradeRFQ

TAJD226M025RNJ

KYOCERA AVXIn Stock: 2322TAJD226M025RNJ Datasheet

UpgradeRFQ

TAJD226M035RNJ

KYOCERA AVXIn Stock: 2235TAJD226M035RNJ Datasheet

UpgradeRFQ

TAJY226K025RNJ

KYOCERA AVXIn Stock: 5111TAJY226K025RNJ Datasheet

UpgradeRFQ

TAJY226M025RNJ

KYOCERA AVXIn Stock: 3164TAJY226M025RNJ Datasheet

UpgradeRFQ

THJD226K025RJN

KYOCERA AVXIn Stock: 1381THJD226K025RJN Datasheet

UpgradeRFQ

293D226X0020D2TE3

Vishay SpragueIn Stock: 2010293D226X0020D2TE3 Datasheet

MFR RecommendedRFQ

T491D226M020AT

KEMETIn Stock: 2366T491D226M020AT Datasheet

MFR RecommendedRFQ

T494D226M020AT

KEMETIn Stock: 1253T494D226M020AT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for TAJD226M020SNJ are categorized based on the following substitution criteria:

Direct Equivalent (Same Electrical & Mechanical Specifications):

• Identical capacitance (22 µF), voltage rating (20 V), tolerance (±20%), ESR (900 mOhm), and package (2917)
• Packaging format may differ (Tape & Reel vs. Cut Tape)

Upgraded Tolerance (±10% vs. ±20%):

• Tighter tolerance specification while maintaining 22 µF capacitance and 20 V rating
• Same ESR and package dimensions
• Suitable where improved capacitance accuracy is required

Upgraded Voltage Rating (25 V or 35 V vs. 20 V):

• Higher voltage rating with same 22 µF capacitance
• Maintains or improves ESR performance
• Backward compatible for applications requiring voltage derating margin

Upgraded Temperature Range (-55°C to 175°C vs. -55°C to 125°C):

• Extended high-temperature capability (THJ series, AEC-Q200 automotive rated)
• Maintains electrical specifications with enhanced thermal performance

Alternative Manufacturer (Vishay Sprague 293D Series):

• Equivalent electrical specifications with improved ESR (700 mOhm vs. 900 mOhm)
• Same package and voltage rating
• ROHS3 compliant with identical MSL rating

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (No Design Changes Required): TAJD226M020RNJ serves as a direct equivalent to TAJD226M020SNJ with identical electrical and mechanical specifications. Both parts maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility in existing designs without circuit modification.

For Improved Tolerance Specification: TAJD226K020RNJ provides ±10% tolerance versus the original ±20%, maintaining 20 V rating and 900 mOhm ESR. This upgrade is suitable for applications requiring tighter capacitance accuracy while preserving all other electrical characteristics and compliance certifications.

For Voltage Derating Applications: TAJD226K025RNJ and TAJD226K035RNJ offer 25 V and 35 V ratings respectively with ±10% tolerance. These parts are appropriate for designs requiring operational margin above the nominal 20 V specification. Both maintain the 2917 package footprint and ROHS3 compliance.

For Extended Temperature Performance: THJD226K025RJN (THJ series, AEC-Q200 automotive rated) extends the operating temperature range to 175°C while maintaining 22 µF capacitance and 25 V rating. This part is specified for applications requiring enhanced thermal stability beyond standard -55°C to 125°C range.

For Improved ESR Performance: 293D226X0020D2TE3 (Vishay Sprague TANTAMOUNT™ series) delivers 700 mOhm ESR compared to 900 mOhm in the original part, while maintaining identical 22 µF, 20 V, ±20% specifications and 2917 package. This alternative manufacturer option provides lower impedance performance with equivalent compliance status.

Frequently Asked Questions (FAQ)

Q: Can TAJD226M020RNJ be used as a direct replacement for TAJD226M020SNJ? A: Yes. Both parts share identical electrical specifications (22 µF, 20 V, ±20%, 900 mOhm ESR), package dimensions (2917), and compliance ratings (ROHS3, MSL 1). The difference is packaging format; verify your assembly equipment compatibility with Tape & Reel format.

Q: What is the difference between ±10% and ±20% tolerance parts? A: Tolerance defines the allowable deviation from the nominal 22 µF capacitance value. ±10% tolerance (TAJD226K series) restricts variation to 19.8–24.2 µF, while ±20% tolerance (TAJD226M series) allows 17.6–26.4 µF. Select ±10% for applications requiring tighter capacitance control.

Q: Can I use a 25 V rated part in a 20 V circuit? A: Yes. Higher voltage-rated capacitors are backward compatible in lower voltage applications. TAJD226K025RNJ (25 V) operates safely in 20 V circuits and provides voltage derating margin. Verify PCB layout compatibility with the 2917 package footprint.

Q: What does ESR (Equivalent Series Resistance) mean? A: ESR represents the internal resistance of the capacitor at specified frequency. Lower ESR (700 mOhm in 293D226X0020D2TE3 vs. 900 mOhm in TAJD226M020SNJ) indicates better high-frequency performance and reduced heat generation. Select based on circuit frequency requirements.

Q: Is THJD226K025RJN suitable for automotive applications? A: Yes. THJD226K025RJN carries AEC-Q200 automotive qualification and extends operating temperature to 175°C. It is specified for automotive-grade designs requiring enhanced thermal performance and reliability standards.

Q: Can I substitute Vishay Sprague 293D226X0020D2TE3 for KYOCERA AVX TAJD226M020SNJ? A: Yes. Both parts meet identical electrical specifications (22 µF, 20 V, ±20%) and package requirements (2917). The Vishay part offers improved ESR (700 mOhm vs. 900 mOhm). Verify component availability and supply chain requirements before design implementation.

Q: What does MSL 1 (Unlimited) moisture sensitivity mean? A: MSL 1 indicates the component requires no special moisture control during storage or handling. All listed substitute parts carry MSL 1 rating, eliminating moisture-related assembly constraints.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All parts listed maintain ROHS3 compliance and REACH Unaffected status, meeting environmental and regulatory requirements for commercial and industrial applications.