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Equivalent & Substitute Parts for CL32B475KBJ4PNE
Part Overview
The CL32B475KBJ4PNE is a 4.7 µF ±10% 50V ceramic capacitor manufactured by Samsung Electro-Mechanics in the 1210 (3225 Metric) package with X7R temperature coefficient. This multilayer ceramic capacitor (MLCC) is designed for automotive applications and carries AEC-Q200 qualification. The part is currently marked as "Not For New Designs," making identification of equivalent and substitute components essential for ongoing production support and design transitions.
Substiute Parts
Key Parameters
| Parameter | Value | Significance for Substitution |
|---|---|---|
| Capacitance | 4.7 µF | Must match exactly |
| Voltage Rating | 50V | Must match or exceed |
| Temperature Coefficient | X7R | Determines capacitance stability across temperature range |
| Tolerance | ±10% | Must match or be tighter |
| Package / Case | 1210 (3225 Metric) | Physical footprint compatibility |
| Operating Temperature | -55°C ~ 125°C | Must support full range |
| Mounting Type | Surface Mount, MLCC | Assembly process compatibility |
| Automotive Rating | AEC-Q200 | Automotive qualification requirement |
| RoHS Status | ROHS3 Compliant | Environmental and regulatory compliance |
| Moisture Sensitivity | MSL 1 (Unlimited) | Handling and storage requirements |
Substitute Part Grouping Explanation
Substitute parts are classified into three categories based on electrical and mechanical compatibility with the CL32B475KBJ4PNE:
Direct Manufacturer Equivalents (Recommended Primary Substitutes): These parts match all critical electrical parameters: 4.7 µF capacitance, 50V voltage rating, X7R temperature coefficient, ±10% tolerance, 1210 package, -55°C to 125°C operating range, AEC-Q200 rating, and ROHS3 compliance. Physical dimensions remain within acceptable tolerances. These parts are sourced from different manufacturers but are electrically and mechanically interchangeable.
Similar Parts with Parameter Variations: These parts maintain the same capacitance, voltage, package, and automotive qualification but differ in temperature coefficient (X7S or X8L) or operating temperature range. X7S coefficient provides different capacitance stability characteristics. X8L coefficient extends the upper operating temperature to 150°C. These parts are suitable only when the application can accommodate the specified parameter differences.
Parametric Equivalents: These parts match all critical specifications including capacitance, voltage, temperature coefficient, tolerance, package, and automotive rating from alternative manufacturers. They provide functional equivalence with different sourcing options.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Capacitance | Voltage | Temp Coeff | Tolerance | Package | Op Temp Range | Thickness (Max) | Product Status | AEC-Q200 |
|---|---|---|---|---|---|---|---|---|---|---|
| CL32B475KBJ4PNE | Samsung Electro-Mechanics | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.106" (2.70mm) | Not For New Designs | Yes |
| CL32B475KBJVPNE | Samsung Electro-Mechanics | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.106" (2.70mm) | Active | Yes |
| C1210C475K5RACAUTO | KEMET | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.110" (2.80mm) | Active | Yes |
| CGA6P3X7R1H475K250AB | TDK Corporation | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.110" (2.80mm) | Active | Yes |
| KAM32LR71H475KL | KYOCERA AVX | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.110" (2.79mm) | Active | Yes |
| KAM32LR71H475KU | KYOCERA AVX | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.110" (2.79mm) | Active | Yes |
| AC1210KKX7R9BB475 | YAGEO | 4.7 µF | 50V | X7R | ±10% | 1210 | -55°C ~ 125°C | 0.106" (2.70mm) | Active | Yes |
| CGA6M1X8L1H475K200AC | TDK Corporation | 4.7 µF | 50V | X8L | ±10% | 1210 | -55°C ~ 150°C | 0.087" (2.20mm) | Active | Yes |
| CGA6M3X7S2A475K200AB | TDK Corporation | 4.7 µF | 100V | X7S | ±10% | 1210 | -55°C ~ 125°C | 0.087" (2.20mm) | Active | Yes |
| CGA6N3X7S1H475K230AB | TDK Corporation | 4.7 µF | 50V | X7S | ±10% | 1210 | -55°C ~ 125°C | 0.098" (2.50mm) | Not For New Designs | Yes |
| GCM32DC72A475KE02L | Murata Electronics | 4.7 µF | 100V | X7S | ±10% | 1210 | -55°C ~ 125°C | 0.087" (2.20mm) | Active | Yes |
Engineering Selection Recommendations
For Direct Replacement (Identical Electrical Performance):
Select CL32B475KBJVPNE from Samsung Electro-Mechanics as the primary substitute. This part is electrically and mechanically identical to the CL32B475KBJ4PNE but carries Active product status, ensuring long-term availability and continued manufacturing support. Both parts share identical capacitance (4.7 µF), voltage rating (50V), X7R temperature coefficient, tolerance (±10%), package (1210), operating temperature range (-55°C to 125°C), and AEC-Q200 automotive qualification.
For Multi-Source Qualification:
C1210C475K5RACAUTO (KEMET), CGA6P3X7R1H475K250AB (TDK Corporation), KAM32LR71H475KL (KYOCERA AVX), KAM32LR71H475KU (KYOCERA AVX), and AC1210KKX7R9BB475 (YAGEO) are all electrically equivalent alternatives. These parts maintain identical electrical specifications and AEC-Q200 qualification. Physical thickness varies slightly (0.106" to 0.110"), which remains within standard PCB assembly tolerances. These parts support supply chain diversification and reduce single-source dependency.
For Applications Requiring Extended Temperature Range:
CGA6M1X8L1H475K200AC (TDK Corporation) extends the upper operating temperature to 150°C through X8L temperature coefficient. This part is suitable only when the application requires operation above 125°C. The X8L coefficient provides different capacitance stability characteristics compared to X7R. Thickness is reduced to 0.087" (2.20mm).
For Applications Permitting Voltage Derating:
CGA6M3X7S2A475K200AB (Murata Electronics) and GCM32DC72A475KE02L (Murata Electronics) provide 100V voltage rating with X7S temperature coefficient. These parts are suitable when circuit design permits operation at higher voltage margins. X7S coefficient provides different capacitance stability than X7R. Thickness is reduced to 0.087" (2.20mm).
Parts to Avoid for New Designs:
CGA6N3X7S1H475K230AB (TDK Corporation) carries "Not For New Designs" status and should not be selected for new applications despite electrical compatibility.
Frequently Asked Questions (FAQ)
Q: Can CL32B475KBJVPNE directly replace CL32B475KBJ4PNE without circuit modification?
A: Yes. Both parts are electrically and mechanically identical with matching capacitance (4.7 µF), voltage rating (50V), X7R temperature coefficient, tolerance (±10%), 1210 package, operating temperature range (-55°C to 125°C), and AEC-Q200 qualification. The only difference is product status; CL32B475KBJVPNE is Active while the original is Not For New Designs.
Q: What is the significance of the X7R temperature coefficient?
A: X7R temperature coefficient specifies capacitance stability across the operating temperature range of -55°C to 125°C. X7R provides ±15% maximum capacitance change over this range. This specification is critical for circuits requiring stable capacitance performance across automotive temperature extremes. Parts with different temperature coefficients (X7S, X8L) have different stability characteristics and are not direct equivalents.
Q: Can I use CGA6M3X7S2A475K200AB (100V rating) in place of CL32B475KBJ4PNE (50V rating)?
A: Yes, from an electrical standpoint. The 100V rating provides additional voltage margin and is compatible with 50V circuit requirements. However, this substitution introduces a different temperature coefficient (X7S instead of X7R), which affects capacitance stability. Verify that the application can accommodate X7S characteristics before substitution.
Q: Are there physical dimension constraints when substituting these parts?
A: All substitute parts maintain the 1210 (3225 Metric) package footprint (0.126" L x 0.098" W / 3.20mm x 2.50mm), ensuring PCB pad compatibility. Thickness varies between 0.087" and 0.110" (2.20mm to 2.80mm). Verify that PCB assembly equipment and solder reflow profiles accommodate the thickness variation of the selected substitute.
Q: Why are some parts listed as "Similar" rather than "Direct" substitutes?
A: Similar parts differ in one or more electrical parameters such as temperature coefficient or voltage rating. While they maintain the same capacitance, package, and automotive qualification, they introduce parameter variations that may affect circuit performance. Direct substitutes match all electrical and mechanical parameters exactly.
Q: Is AEC-Q200 qualification mandatory for automotive applications?
A: Yes. All listed substitute parts carry AEC-Q200 qualification, which is required for automotive-grade components. This certification confirms compliance with automotive reliability and quality standards. Do not substitute with parts lacking AEC-Q200 qualification in automotive applications.
Q: What does MSL 1 (Unlimited) moisture sensitivity mean?
A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. This eliminates the need for dry-pack storage or baking procedures before assembly, simplifying supply chain logistics.
Q: Can I mix different manufacturers' parts in the same production batch?
A: Yes. All listed substitute parts are electrically and mechanically equivalent (for direct substitutes) and carry identical AEC-Q200 qualification. Multi-source qualification is standard practice in automotive manufacturing to ensure supply chain resilience. Verify that your quality management system documents the approved substitute list.
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