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MSAST31LAB7475KTNA01 Equivalent & Substitute Parts
Part Overview
The MSAST31LAB7475KTNA01 is a 4.7 µF ±10% 25V ceramic capacitor manufactured by Taiyo Yuden with X7R temperature coefficient in 1206 (3216 Metric) surface mount package. This multilayer ceramic capacitor (MLCC) is designed for general purpose applications with operating temperature range of -55°C to 125°C and unlimited moisture sensitivity level (MSL 1).
The part is currently in active product status with 935 pieces in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct functional replacement in circuit designs.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 4.7 µF |
| Tolerance | ±10% |
| Voltage - Rated | 25V |
| Temperature Coefficient | X7R |
| Operating Temperature Range | -55°C ~ 125°C |
| Package / Case | 1206 (3216 Metric) |
| Mounting Type | Surface Mount, MLCC |
| Size / Dimension | 0.126" L x 0.063" W (3.20mm x 1.60mm) |
| Thickness (Max) | 0.071" (1.80mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts are classified into two categories based on their relationship to the main part:
Upgrade Substitutes are parts that meet or exceed the electrical and mechanical specifications of MSAST31LAB7475KTNA01 and provide additional certifications or features. These parts maintain identical capacitance (4.7 µF), tolerance (±10%), voltage rating (25V), temperature coefficient (X7R), operating temperature range (-55°C to 125°C), package dimensions (1206/3216 Metric), and RoHS3 compliance. Upgrade substitutes may include AEC-Q200 automotive qualification or enhanced features such as soft termination for boardflex sensitive applications.
Parametric Equivalents are parts that match all critical electrical and mechanical parameters of the main part but may differ in product series, applications, or specific features. These parts maintain identical capacitance, tolerance, voltage rating, temperature coefficient, operating temperature range, package type, and compliance status.
Substitution is valid when the following parameters are identical:
- Capacitance: 4.7 µF
- Tolerance: ±10%
- Voltage - Rated: 25V
- Temperature Coefficient: X7R
- Operating Temperature: -55°C ~ 125°C
- Package / Case: 1206 (3216 Metric)
- Mounting Type: Surface Mount, MLCC
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Capacitance | Tolerance | Voltage | Temp Coeff | Operating Temp | Package | Thickness (Max) | Product Status | Ratings | Applications |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MSAST31LAB7475KTNA01 | Taiyo Yuden | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | - | General Purpose |
| TMF316AB7475KLHT | Taiyo Yuden | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Not For New Designs | AEC-Q200 | Automotive, SMPS Filtering |
| C1206C475K3RACAUTO | KEMET | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive, Bypass, Decoupling |
| CGA5L1X7R1E475K160AC | TDK Corporation | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive |
| CL31B475KAHVPJE | Samsung Electro-Mechanics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive, Boardflex Sensitive |
| CL31B475KAHVPNE | Samsung Electro-Mechanics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive |
| GCM31CR71E475KA55K | Murata Electronics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive |
| GCM31CR71E475KA55L | Murata Electronics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | AEC-Q200 | Automotive |
| KGM31HR71E475KL | KYOCERA AVX | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.075" (1.90mm) | Active | - | General Purpose |
| C1206C475K3RAC7800 | KEMET | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | - | Bypass, Decoupling |
| C3216X7R1E475K160AC | TDK Corporation | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 (3216 Metric) | 0.071" (1.80mm) | Active | - | General Purpose |
Engineering Selection Recommendations
For Active Product Designs:
When selecting a substitute for MSAST31LAB7475KTNA01 in new designs, prioritize parts with Active product status and AEC-Q200 certification. The following parts meet these criteria:
- C1206C475K3RACAUTO (KEMET): Active status with AEC-Q200 rating, suitable for automotive, bypass, and decoupling applications
- CGA5L1X7R1E475K160AC (TDK Corporation): Active status with AEC-Q200 rating for automotive applications
- CL31B475KAHVPJE (Samsung Electro-Mechanics): Active status with AEC-Q200 rating and soft termination feature for boardflex sensitive applications
- CL31B475KAHVPNE (Samsung Electro-Mechanics): Active status with AEC-Q200 rating for automotive applications
- GCM31CR71E475KA55K (Murata Electronics): Active status with AEC-Q200 rating for automotive applications
- GCM31CR71E475KA55L (Murata Electronics): Active status with AEC-Q200 rating for automotive applications
For General Purpose Applications:
For non-automotive general purpose applications, the following parametric equivalents are suitable:
- C1206C475K3RAC7800 (KEMET): Active status for bypass and decoupling applications
- C3216X7R1E475K160AC (TDK Corporation): Active status with low ESL feature for general purpose applications
- KGM31HR71E475KL (KYOCERA AVX): Active status for general purpose applications
Avoid in New Designs:
- TMF316AB7475KLHT (Taiyo Yuden): Marked as "Not For New Designs" despite AEC-Q200 certification
All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) rating, ensuring compatibility with standard manufacturing and storage conditions.
Frequently Asked Questions (FAQ)
Q: Can I substitute MSAST31LAB7475KTNA01 with any of the listed parts?
A: Direct substitution is valid only when all critical parameters match: 4.7 µF capacitance, ±10% tolerance, 25V voltage rating, X7R temperature coefficient, -55°C to 125°C operating range, 1206 (3216 Metric) package, and ROHS3 compliance. All listed parts meet these requirements. However, for new designs, parts with Active product status and AEC-Q200 certification are preferred.
Q: What is the difference between Upgrade Substitutes and Parametric Equivalents?
A: Upgrade Substitutes provide additional certifications (such as AEC-Q200 for automotive applications) or enhanced features (such as soft termination) beyond the base specifications. Parametric Equivalents match all electrical and mechanical specifications but may be intended for different application categories. Both categories are functionally interchangeable in the circuit.
Q: Does the thickness variation between 0.071" (1.80mm) and 0.075" (1.90mm) affect substitution?
A: The KGM31HR71E475KL has a maximum thickness of 0.075" (1.90mm) compared to 0.071" (1.80mm) for the main part. This 0.004" (0.10mm) difference may affect board layout in space-constrained designs. Verify PCB assembly clearances before substitution in applications with tight vertical spacing requirements.
Q: Are all substitute parts available in the same packaging format?
A: Substitute parts are available in either Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® packaging. The main part MSAST31LAB7475KTNA01 is supplied in Tape & Reel format. Verify packaging compatibility with your assembly equipment and procurement requirements before selection.
Q: Which substitute parts are suitable for automotive applications?
A: Parts with AEC-Q200 certification are qualified for automotive use: TMF316AB7475KLHT, C1206C475K3RACAUTO, CGA5L1X7R1E475K160AC, CL31B475KAHVPJE, CL31B475KAHVPNE, GCM31CR71E475KA55K, and GCM31CR71E475KA55L. The main part MSAST31LAB7475KTNA01 does not carry AEC-Q200 certification.
Q: What does "Soft Termination" mean in the CL31B475KAHVPJE specification?
A: Soft Termination is a feature that reduces mechanical stress on component terminations during board flexing, making the part suitable for boardflex sensitive applications. This feature is specific to the CL31B475KAHVPJE and provides enhanced reliability in flexible PCB assemblies.
Q: Can I use parametric equivalents in safety-critical applications?
A: Parametric equivalents without AEC-Q200 certification (C1206C475K3RAC7800, C3216X7R1E475K160AC, KGM31HR71E475KL) are suitable for general purpose applications. For safety-critical or automotive applications, use only parts with appropriate certifications such as AEC-Q200.
Q: What is the inventory status of substitute parts?
A: Inventory levels vary significantly among substitutes. GCM31CR71E475KA55K has the highest inventory at 710,930 pieces, while CL31B475KAHVPNE has the lowest at 3,400 pieces. Verify current availability with your supplier for production planning.
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