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TMK063CG030CT-F Equivalent & Substitute Parts
Part Overview
The TMK063CG030CT-F is a 3 pF ceramic capacitor manufactured by Taiyo Yuden, rated for 25V with C0G/NP0 temperature coefficient characteristics. This component is classified as Not For New Designs, indicating it has been superseded in the manufacturer's product portfolio. The part is supplied in Tape & Reel packaging and is fully RoHS3 compliant with MSL 1 moisture sensitivity rating.
Due to its discontinued design status, identification of parametrically equivalent alternatives is necessary for ongoing production support, maintenance applications, and legacy system repairs where this specific capacitor value and performance profile is required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 3 pF |
| Tolerance | ±0.25pF |
| Voltage Rating | 25V |
| Temperature Coefficient | C0G, NP0 |
| Operating Temperature Range | -55°C ~ 125°C |
| Package / Case | 0201 (0603 Metric) |
| Mounting Type | Surface Mount, MLCC |
| Physical Dimensions | 0.024" L x 0.012" W (0.60mm x 0.30mm) |
| Thickness (Max) | 0.013" (0.33mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the TMK063CG030CT-F is determined by strict equivalence across the following critical parameters:
Electrical Parameters:
- Capacitance value: 3 pF (exact match required)
- Tolerance: ±0.25pF (exact match required)
- Voltage rating: 25V (minimum requirement; higher ratings acceptable)
- Temperature coefficient: C0G/NP0 (required for stability and frequency characteristics)
- Operating temperature range: -55°C ~ 125°C (minimum requirement)
Mechanical Parameters:
- Package type: 0201 (0603 Metric) surface mount (exact match required)
- Physical dimensions: 0.024" L x 0.012" W / 0.60mm x 0.30mm (exact match required)
- Mounting type: Surface Mount, MLCC (exact match required)
Compliance Parameters:
- RoHS3 compliance (required for regulatory alignment)
- Moisture Sensitivity Level 1 (required for handling and storage compatibility)
Substitute parts must satisfy all electrical, mechanical, and compliance parameters without deviation. Parts meeting these criteria are classified as direct parametric equivalents.
Parameter Comparison
| Parameter | TMK063CG030CT-F (Taiyo Yuden) | QLCD250Q3R0C1GV001T (Johanson Technology) |
|---|---|---|
| Manufacturer | Taiyo Yuden | Johanson Technology Inc. |
| Capacitance | 3 pF | 3 pF |
| Tolerance | ±0.25pF | ±0.25pF |
| Voltage Rating | 25V | 25V |
| Temperature Coefficient | C0G, NP0 | C0G, NP0 |
| Operating Temperature Range | -55°C ~ 125°C | -55°C ~ 125°C |
| Package / Case | 0201 (0603 Metric) | 0201 (0603 Metric) |
| Mounting Type | Surface Mount, MLCC | Surface Mount, MLCC |
| Physical Dimensions | 0.024" L x 0.012" W (0.60mm x 0.30mm) | 0.024" L x 0.012" W (0.60mm x 0.30mm) |
| Thickness (Max) | 0.013" (0.33mm) | 0.013" (0.33mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Not For New Designs | Active |
| Packaging Type | Tape & Reel (TR) | Cut Tape (CT) |
Engineering Selection Recommendations
The QLCD250Q3R0C1GV001T manufactured by Johanson Technology Inc. is a direct parametric equivalent to the TMK063CG030CT-F. Both components satisfy identical electrical specifications, mechanical dimensions, and compliance requirements.
Selection Basis:
The Johanson Technology part carries Active product status, ensuring ongoing availability and manufacturing support, whereas the Taiyo Yuden original is designated Not For New Designs. This status difference makes the Johanson equivalent the appropriate choice for sustained production and long-term component sourcing.
Both parts are ROHS3 compliant and carry MSL 1 moisture sensitivity rating, ensuring compatibility with standard PCB assembly processes and storage protocols. The electrical performance characteristics—3 pF capacitance, ±0.25pF tolerance, 25V rating, and C0G/NP0 temperature coefficient—are identical across both manufacturers.
Packaging differs between the original (Tape & Reel) and substitute (Cut Tape). This distinction affects supply chain logistics and assembly line integration but does not impact electrical or mechanical performance.
Frequently Asked Questions (FAQ)
Q: Can the QLCD250Q3R0C1GV001T be used as a direct replacement for the TMK063CG030CT-F?
A: Yes. Both components meet identical electrical specifications (3 pF, ±0.25pF, 25V, C0G/NP0), operate across the same temperature range (-55°C ~ 125°C), and share identical physical dimensions (0.024" L x 0.012" W, 0.013" max thickness). They are mechanically and electrically interchangeable in all applications.
Q: What is the significance of the product status difference?
A: The TMK063CG030CT-F is marked Not For New Designs, indicating Taiyo Yuden has discontinued active development and long-term support for this part. The QLCD250Q3R0C1GV001T carries Active status, confirming Johanson Technology maintains current manufacturing and supply chain support. For ongoing production, the active part is the appropriate selection.
Q: Are there compliance differences between these parts?
A: No. Both components are ROHS3 compliant and carry identical MSL 1 (Unlimited) moisture sensitivity ratings. They meet the same regulatory and handling requirements.
Q: Does the packaging difference (Tape & Reel vs. Cut Tape) affect performance?
A: No. Packaging format affects supply chain logistics and assembly line integration but does not alter electrical performance, mechanical fit, or functional characteristics. Both packaging types are compatible with standard surface mount assembly processes.
Q: What parameters must match exactly for substitution?
A: Capacitance (3 pF), tolerance (±0.25pF), voltage rating (25V), temperature coefficient (C0G/NP0), operating temperature range (-55°C ~ 125°C), package type (0201/0603 Metric), and physical dimensions (0.024" L x 0.012" W x 0.013" max thickness) must all match exactly. Any deviation in these parameters disqualifies a part as a direct equivalent.
Q: Can parts with higher voltage ratings substitute for the 25V rated component?
A: Higher voltage ratings are acceptable from an electrical standpoint, as they provide additional safety margin. However, physical dimensions and package type must remain identical. Any substitute must maintain the 0201 (0603 Metric) package specification.
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