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CL10B683KB8NNNC Equivalent & Substitute Parts
Part Overview
The CL10B683KB8NNNC is a 0.068 µF ±10% 50V ceramic capacitor manufactured by Samsung Electro-Mechanics in the 0603 (1608 Metric) package with X7R temperature coefficient. This multilayer ceramic capacitor (MLCC) is designed for general-purpose applications requiring stable capacitance across the operating temperature range of -55°C to 125°C. The part is ROHS3 compliant with MSL 1 rating, indicating unlimited moisture sensitivity protection.
The original part is currently active in production with 1,084 pieces in stock. Equivalent and substitute parts are identified based on matching electrical specifications (capacitance, voltage rating, tolerance, and temperature coefficient) and mechanical compatibility (0603 package, surface mount configuration). Alternative sources provide enhanced availability, automotive-grade certifications, or improved tolerance specifications for applications requiring higher precision.
Substiute Parts
Key Parameters
| Parameter | Value | Substitution Relevance |
|---|---|---|
| Capacitance | 0.068 µF | Critical - must match exactly |
| Voltage Rating | 50V | Critical - must match or exceed |
| Tolerance | ±10% | Critical - determines circuit performance |
| Temperature Coefficient | X7R | Critical - defines temperature stability |
| Package | 0603 (1608 Metric) | Critical - physical and electrical compatibility |
| Mounting Type | Surface Mount, MLCC | Critical - assembly process compatibility |
| Operating Temperature | -55°C to 125°C | Critical - application environment requirement |
| RoHS Status | ROHS3 Compliant | Regulatory - environmental compliance |
| MSL Rating | 1 (Unlimited) | Process - storage and handling requirements |
Substitute Part Grouping Explanation
Substitution logic for the CL10B683KB8NNNC is based on strict electrical and mechanical parameter matching. All substitute parts must satisfy the following criteria:
Mandatory Matching Parameters:
- Capacitance: 0.068 µF (exact match required)
- Voltage Rating: 50V (minimum requirement)
- Temperature Coefficient: X7R (defines capacitance stability)
- Package: 0603 (1608 Metric) (physical footprint compatibility)
- Mounting Type: Surface Mount, MLCC (assembly compatibility)
- Operating Temperature Range: -55°C to 125°C (environmental specification)
- RoHS3 Compliance: Required for regulatory adherence
- MSL Rating: 1 (Unlimited) (moisture sensitivity compatibility)
Tolerance Variations: Substitute parts with ±5% tolerance are acceptable as they represent tighter specifications than the original ±10% tolerance. Parts with ±5% tolerance provide enhanced precision for applications requiring improved capacitance stability.
Product Status Considerations:
- Active parts are preferred for new designs
- Not For New Designs parts are available for legacy system support or replacement inventory
- Obsolete parts are listed for reference but not recommended for new applications
Packaging Format: Tape & Reel (TR) packaging is standard for high-volume production. Cut Tape (CT) packaging is available for lower-volume requirements.
Parameter Comparison
| Manufacturer | Part Number | Capacitance | Tolerance | Voltage | Temp Coeff | Package | Product Status | Packaging | Inventory |
|---|---|---|---|---|---|---|---|---|---|
| Samsung Electro-Mechanics | CL10B683KB8NNNC | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Bulk | 1,084 |
| Samsung Electro-Mechanics | CL10B683KB8WPNC | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Tape & Reel | 480,200 |
| KEMET | C0603C683K5RAC7867 | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Tape & Reel | 85,571 |
| KEMET | C0603C683J5RAC7867 | 0.068 µF | ±5% | 50V | X7R | 0603 | Active | Tape & Reel | 56,369 |
| TDK Corporation | CGJ3E2X7R1H683K080AA | 0.068 µF | ±10% | 50V | X7R | 0603 | Obsolete | Cut Tape | 5,480 |
| TDK Corporation | CGA3E2X7R1H683K080AA | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Tape & Reel | 168,538 |
| YAGEO | AC0603KRX7R9BB683 | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Tape & Reel | 9,394 |
| Murata Electronics | GCM188R71H683KA57D | 0.068 µF | ±10% | 50V | X7R | 0603 | Not For New Designs | Tape & Reel | 322,074 |
| KYOCERA AVX | KGM15BR71H683JT | 0.068 µF | ±5% | 50V | X7R | 0603 | Active | Tape & Reel | 9,158 |
| KYOCERA AVX | KGM15BR71H683KT | 0.068 µF | ±10% | 50V | X7R | 0603 | Active | Tape & Reel | 86,400 |
| Taiyo Yuden | UMK107B7683KAHT | 0.068 µF | ±10% | 50V | X7R | 0603 | Not For New Designs | Tape & Reel | 4,491 |
Engineering Selection Recommendations
For Active Production and New Designs:
Select from parts with Active product status for new circuit designs and production builds. The following parts are recommended based on availability and compliance:
-
CL10B683KB8WPNC (Samsung Electro-Mechanics): Same manufacturer as original part with highest inventory (480,200 units). Tape & Reel packaging suitable for automated assembly. Maintains ±10% tolerance specification.
-
CGA3E2X7R1H683K080AA (TDK Corporation): Active status with substantial inventory (168,538 units). AEC-Q200 automotive rating provides enhanced reliability documentation. Tape & Reel packaging.
-
KGM15BR71H683KT (KYOCERA AVX): Active status with high inventory (86,400 units). ±10% tolerance matches original specification. Tape & Reel packaging.
-
C0603C683K5RAC7867 (KEMET): Active status with 85,571 units available. ±10% tolerance. Suitable for bypass and decoupling applications.
For Precision Applications:
Parts with ±5% tolerance provide tighter capacitance control:
-
C0603C683J5RAC7867 (KEMET): ±5% tolerance with 56,369 units in stock. Active status.
-
KGM15BR71H683JT (KYOCERA AVX): ±5% tolerance with 9,158 units available. Active status.
For Legacy System Support:
Parts with Not For New Designs status are available for replacement and repair applications:
-
GCM188R71H683KA57D (Murata Electronics): Highest inventory (322,074 units) among legacy parts. AEC-Q200 rated.
-
UMK107B7683KAHT (Taiyo Yuden): 4,491 units available. AEC-Q200 rated for automotive applications.
Compliance and Certifications:
All listed substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring regulatory adherence and compatibility with standard manufacturing processes. Parts with AEC-Q200 ratings (CL10B683KB8WPNC, CGJ3E2X7R1H683K080AA, CGA3E2X7R1H683K080AA, GCM188R71H683KA57D, UMK107B7683KAHT) provide automotive-grade qualification documentation.
Frequently Asked Questions (FAQ)
Q: Can I substitute CL10B683KB8NNNC with CL10B683KB8WPNC?
A: Yes. Both parts are manufactured by Samsung Electro-Mechanics with identical electrical specifications (0.068 µF, ±10%, 50V, X7R). The primary difference is packaging format: CL10B683KB8NNNC is supplied in bulk, while CL10B683KB8WPNC is supplied in Tape & Reel format. Electrical performance and physical dimensions are equivalent.
Q: What is the difference between ±10% and ±5% tolerance parts?
A: Tolerance specifies the allowable deviation from the nominal capacitance value. A ±10% part can vary from 0.0612 µF to 0.0748 µF. A ±5% part can vary from 0.0646 µF to 0.0714 µF. The ±5% tolerance provides tighter capacitance control, beneficial for precision filtering and timing circuits. Both are electrically compatible as substitutes.
Q: Are parts marked "Not For New Designs" still usable?
A: Parts with Not For New Designs status are available for replacement, repair, and legacy system support. They maintain full electrical and mechanical compatibility. However, for new product development, Active status parts are preferred to ensure long-term supply continuity and manufacturer support.
Q: Does package size affect substitution?
A: All listed substitute parts use the 0603 (1608 Metric) package with identical physical dimensions (0.063" L x 0.031" W, 1.60mm x 0.80mm). Physical compatibility is maintained across all substitutes. Minor thickness variations (0.034" to 0.037") do not affect PCB assembly or circuit performance.
Q: What does AEC-Q200 rating mean?
A: AEC-Q200 is an automotive electronics qualification standard. Parts with this rating have undergone enhanced reliability testing and are approved for automotive applications. This certification is provided by manufacturers TDK, Samsung (CL10B683KB8WPNC), Murata, and Taiyo Yuden for specific part numbers in this list.
Q: Can I use a 50V rated capacitor in a circuit designed for 50V?
A: Yes. The 50V rating is the maximum voltage the capacitor can safely withstand. Operating at or below the rated voltage is standard practice. All substitute parts with 50V rating are directly compatible with circuits designed for the original CL10B683KB8NNNC.
Q: What is MSL 1 rating?
A: MSL (Moisture Sensitivity Level) 1 indicates unlimited moisture sensitivity protection. Parts with MSL 1 do not require special dry-pack storage or baking procedures before assembly. Standard warehouse storage conditions are acceptable.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance, ensuring compatibility with environmental regulations and customer requirements for lead-free and restricted substance-free components.
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