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TAC225K025P02 Equivalent & Substitute Parts
Part Overview
The TAC225K025P02 is a 2.2 µF molded tantalum capacitor rated at 25 V with ±10% tolerance, manufactured by Cornell Dubilier Electronics (CDE). This component is designed for general-purpose applications requiring axial through-hole mounting. The TAC225K025P02 is classified as obsolete, necessitating identification of equivalent substitute parts for ongoing design support and procurement continuity. Active alternative components with identical electrical specifications are available from manufacturers including Vishay Sprague and KEMET.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 2.2 µF |
| Voltage Rating | 25 V |
| Tolerance | ±10% |
| Type | Molded Tantalum |
| Mounting Type | Through Hole |
| Package / Case | Axial |
| Size / Dimension | 0.110" Dia x 0.290" L (2.79mm x 7.37mm) |
| Operating Temperature Range | -55°C ~ 125°C |
| Features | General Purpose |
Substitute Part Grouping Explanation
Substitute parts for the TAC225K025P02 are classified based on electrical and mechanical compatibility. All substitute components share the following critical parameters with the original part:
- Capacitance: 2.2 µF
- Voltage Rating: 25 V
- Tolerance: ±10%
- Mounting Type: Through Hole
- Package / Case: Axial
- Physical Dimensions: 0.110" Dia x 0.290" L (2.79mm x 7.37mm)
- Operating Temperature Range: -55°C ~ 125°C
- Features: General Purpose
Substitute parts are differentiated by manufacturer, product status (active vs. obsolete), packaging format, and regulatory compliance status. The grouping includes direct equivalents from Vishay Sprague (TANTALEX™ 173D series) and KEMET (T322 series), all of which maintain identical electrical performance and physical form factors.
Parameter Comparison
| Part Number | Manufacturer | Capacitance | Voltage Rating | Tolerance | Type | Mounting | Package / Case | Size / Dimension | Operating Temp | Product Status | Packaging Format | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TAC225K025P02 | Cornell Dubilier Electronics | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Obsolete | - | RoHS non-compliant |
| 173D225X9025V | Vishay Sprague | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Active | Tape & Box | RoHS non-compliant |
| 173D225X9025VW | Vishay Sprague | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Active | Tape & Reel | RoHS non-compliant |
| T322B225K025AS | KEMET | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Active | Bulk | RoHS non-compliant |
| 173D225X9025VE3 | Vishay Sprague | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Active | Tape & Box | ROHS3 Compliant |
| T322B225K025AT | KEMET | 2.2 µF | 25 V | ±10% | Molded | Through Hole | Axial | 0.110" Dia x 0.290" L | -55°C ~ 125°C | Active | Bulk | ROHS3 Compliant |
Engineering Selection Recommendations
All listed substitute parts provide electrical and mechanical equivalence to the TAC225K025P02. Selection among available substitutes is determined by application requirements and regulatory compliance needs.
For applications requiring RoHS3 compliance: The 173D225X9025VE3 (Vishay Sprague, Tape & Box packaging) and T322B225K025AT (KEMET, Bulk packaging) are the appropriate selections. Both components are active products with ROHS3 compliance certification.
For applications with legacy RoHS non-compliance requirements: The 173D225X9025V (Vishay Sprague, Tape & Box packaging), 173D225X9025VW (Vishay Sprague, Tape & Reel packaging), and T322B225K025AS (KEMET, Bulk packaging) are suitable alternatives. These components maintain the original RoHS non-compliant status of the TAC225K025P02.
Packaging format selection: Tape & Reel (173D225X9025VW) is appropriate for high-volume automated assembly. Tape & Box (173D225X9025V, 173D225X9025VE3) and Bulk (T322B225K025AS, T322B225K025AT) formats are suitable for lower-volume or manual assembly operations.
All substitute parts maintain identical electrical specifications, physical dimensions, and operating temperature ranges, ensuring direct functional replacement in circuit designs.
Frequently Asked Questions (FAQ)
Q: Can the TAC225K025P02 be directly replaced with any of the listed substitute parts?
A: Yes. All listed substitute parts share identical capacitance (2.2 µF), voltage rating (25 V), tolerance (±10%), physical dimensions (0.110" Dia x 0.290" L), and operating temperature range (-55°C ~ 125°C). Direct substitution is electrically and mechanically compatible.
Q: What is the difference between the Vishay Sprague 173D225X9025V and 173D225X9025VW?
A: Both parts are electrically identical. The primary difference is packaging format: 173D225X9025V is supplied in Tape & Box format, while 173D225X9025VW is supplied in Tape & Reel format. Tape & Reel is optimized for automated assembly processes, while Tape & Box is suitable for manual or lower-volume assembly.
Q: Are there RoHS-compliant alternatives available?
A: Yes. The 173D225X9025VE3 (Vishay Sprague) and T322B225K025AT (KEMET) are both ROHS3 compliant. The remaining substitute parts maintain RoHS non-compliant status consistent with the original TAC225K025P02.
Q: What is the difference between KEMET T322B225K025AS and T322B225K025AT?
A: Both parts are electrically identical with 6 Ohm ESR. The primary difference is regulatory compliance: T322B225K025AS is RoHS non-compliant, while T322B225K025AT is ROHS3 compliant. Both are supplied in Bulk packaging format.
Q: Are all substitute parts currently in active production?
A: The TAC225K025P02 is classified as obsolete. All listed substitute parts are active products in current production, ensuring long-term availability and supply chain continuity.
Q: Do the substitute parts have different electrical performance characteristics?
A: All substitute parts maintain identical capacitance, voltage rating, tolerance, and operating temperature specifications. The KEMET T322 series components specify 6 Ohm ESR; ESR data is not provided for the original TAC225K025P02 or Vishay Sprague 173D series components in the available documentation.
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