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MLAST31LAB7475KTNA01 Equivalent & Substitute Parts
Part Overview
The MLAST31LAB7475KTNA01 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 part is classified as Active product status and is designed for medical and non-critical applications. The component features Moisture Sensitivity Level 1 (Unlimited) and is ROHS3 compliant.
Substitute parts are necessary when the original manufacturer part becomes unavailable, when alternative sourcing improves supply chain resilience, or when design requirements permit selection from qualified alternative manufacturers offering equivalent electrical and mechanical characteristics.
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) |
| Size / Dimension | 0.126" L x 0.063" W (3.20mm x 1.60mm) |
| Thickness (Max) | 0.071" (1.80mm) |
| Mounting Type | Surface Mount, MLCC |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the MLAST31LAB7475KTNA01 is determined by strict equivalence across the following parameters:
Critical Electrical Parameters:
- Capacitance: 4.7 µF (exact match required)
- Tolerance: ±10% (exact match required)
- Voltage Rating: 25V (exact match required)
- Temperature Coefficient: X7R (exact match required)
- Operating Temperature Range: -55°C ~ 125°C (exact match required)
Critical Mechanical Parameters:
- Package / Case: 1206 (3216 Metric) (exact match required)
- Mounting Type: Surface Mount, MLCC (exact match required)
- Size / Dimension: 0.126" L x 0.063" W (3.20mm x 1.60mm) (exact match required)
Compliance Parameters:
- RoHS Status: ROHS3 Compliant (exact match required)
- Moisture Sensitivity Level: 1 (Unlimited) (exact match required)
All substitute parts listed in this document meet these critical parameters. Substitute parts are further categorized as Upgrade Substitutes (offering enhanced ratings or certifications) or Parametric Equivalents (offering identical electrical and mechanical specifications without enhanced ratings).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Capacitance | Tolerance | Voltage | Temp Coeff | Operating Temp | Package | Size (mm) | Thickness (mm) | Product Status | Ratings | MSL | RoHS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MLAST31LAB7475KTNA01 | Taiyo Yuden | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | - | 1 | ROHS3 |
| TMF316AB7475KLHT | Taiyo Yuden | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Not For New Designs | AEC-Q200 | 1 | ROHS3 |
| C1206C475K3RACAUTO | KEMET | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| CGA5L1X7R1E475K160AC | TDK Corporation | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| CL31B475KAHVPJE | Samsung Electro-Mechanics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| CL31B475KAHVPNE | Samsung Electro-Mechanics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| GCM31CR71E475KA55K | Murata Electronics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| GCM31CR71E475KA55L | Murata Electronics | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | AEC-Q200 | 1 | ROHS3 |
| KGM31HR71E475KL | KYOCERA AVX | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.90 | Active | - | 1 | ROHS3 |
| C1206C475K3RAC7800 | KEMET | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | - | 1 | ROHS3 |
| C3216X7R1E475K160AC | TDK Corporation | 4.7 µF | ±10% | 25V | X7R | -55°C ~ 125°C | 1206 | 3.20 x 1.60 | 1.80 | Active | - | 1 | ROHS3 |
Engineering Selection Recommendations
Upgrade Substitute Selection:
The following parts are classified as Upgrade Substitutes and offer enhanced certifications beyond the base MLAST31LAB7475KTNA01 specification:
C1206C475K3RACAUTO (KEMET) - Active product status with AEC-Q200 automotive qualification. Suitable for applications requiring automotive-grade reliability. Available inventory: 8,400 units.
CGA5L1X7R1E475K160AC (TDK Corporation) - Active product status with AEC-Q200 automotive qualification. Highest available inventory at 179,390 units. Suitable for automotive applications.
CL31B475KAHVPJE (Samsung Electro-Mechanics) - Active product status with AEC-Q200 automotive qualification and Soft Termination feature. Available inventory: 194,412 units.
CL31B475KAHVPNE (Samsung Electro-Mechanics) - Active product status with AEC-Q200 automotive qualification. Available inventory: 3,400 units.
GCM31CR71E475KA55K (Murata Electronics) - Active product status with AEC-Q200 automotive qualification. Highest available inventory at 710,930 units.
GCM31CR71E475KA55L (Murata Electronics) - Active product status with AEC-Q200 automotive qualification. Available inventory: 67,400 units.
Parametric Equivalent Selection:
The following parts are classified as Parametric Equivalents and match the electrical and mechanical specifications of the main part without enhanced automotive certifications:
C1206C475K3RAC7800 (KEMET) - Active product status. Parametric equivalent for general-purpose bypass and decoupling applications. Available inventory: 4,325 units.
C3216X7R1E475K160AC (TDK Corporation) - Active product status with Low ESL feature. Parametric equivalent for general-purpose applications. Available inventory: 37,499 units.
Legacy/Restricted Selection:
TMF316AB7475KLHT (Taiyo Yuden) - Marked as "Not For New Designs" product status. Contains AEC-Q200 automotive qualification. Available inventory: 103,370 units. Use only for legacy system maintenance or replacement applications.
KGM31HR71E475KL (KYOCERA AVX) - Active product status without automotive certification. Thickness specification is 1.90mm (compared to 1.80mm standard). Available inventory: 29,405 units. Verify mechanical clearance before selection.
Frequently Asked Questions (FAQ)
Q: What determines if a part can substitute for the MLAST31LAB7475KTNA01?
A: Substitution eligibility requires exact equivalence across capacitance (4.7 µF), tolerance (±10%), voltage rating (25V), temperature coefficient (X7R), operating temperature range (-55°C ~ 125°C), package type (1206/3216 Metric), and compliance status (ROHS3, MSL 1). All listed parts meet these criteria.
Q: What is the difference between Upgrade Substitutes and Parametric Equivalents?
A: Upgrade Substitutes include AEC-Q200 automotive certification or additional features beyond the base specification, making them suitable for automotive and high-reliability applications. Parametric Equivalents match the electrical and mechanical specifications exactly but lack automotive certifications, making them suitable for general-purpose and non-critical applications.
Q: Can I use parts marked "Not For New Designs"?
A: Parts with "Not For New Designs" status, such as TMF316AB7475KLHT, are restricted from new product development. These parts are suitable only for legacy system maintenance, repair, or replacement of existing installations. New designs should select from parts with Active product status.
Q: Does the KGM31HR71E475KL thickness difference affect compatibility?
A: The KGM31HR71E475KL has a maximum thickness of 1.90mm compared to the standard 1.80mm. Verify available mechanical clearance in the PCB assembly before selection. This part is otherwise electrically and mechanically compatible.
Q: Which substitute offers the highest inventory availability?
A: GCM31CR71E475KA55K (Murata Electronics) offers the highest inventory at 710,930 units and includes AEC-Q200 automotive certification with Active product status.
Q: Are all listed substitutes ROHS3 compliant?
A: Yes, all substitute parts listed in this document are ROHS3 compliant and have Moisture Sensitivity Level 1 (Unlimited), matching the compliance profile of the MLAST31LAB7475KTNA01.
Q: What packaging options are available among the substitutes?
A: Substitute parts are available in two packaging formats: Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel®. Selection depends on procurement and assembly process requirements. Both formats are electrically and mechanically equivalent.
Q: Can I mix different manufacturers in the same assembly?
A: Yes, all listed substitutes meet identical electrical and mechanical specifications. Mixing manufacturers in the same assembly is permissible from a technical standpoint. Verify procurement and quality assurance procedures with your organization.
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