CL10B683KB8NFNC Equivalent & Substitute Parts

Part Overview

The CL10B683KB8NFNC is a 0.068 µF ±10% 50V ceramic capacitor manufactured by Samsung Electro-Mechanics in the CL series. This surface mount multilayer ceramic capacitor (MLCC) features X7R temperature coefficient and operates across -55°C to 125°C. The part is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Substitute parts become necessary due to inventory constraints, supply chain disruptions, manufacturing discontinuation, or application-specific requirements such as automotive qualification or enhanced tolerance specifications. The parts listed maintain electrical and mechanical compatibility within the defined parameter boundaries.

Key Parameters

Parameter	Value	Unit
Capacitance	0.068	µF
Tolerance	±10%	-
Voltage Rating	50	V
Temperature Coefficient	X7R	-
Operating Temperature Range	-55 to 125	°C
Package / Case	0603 (1608 Metric)	-
Mounting Type	Surface Mount, MLCC	-
RoHS Status	ROHS3 Compliant	-
MSL Rating	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitution eligibility for the CL10B683KB8NFNC is determined by strict equivalence across the following parameters:

Critical Parameters (Must Match Exactly):

Capacitance: 0.068 µF
Voltage Rating: 50V
Temperature Coefficient: X7R
Operating Temperature Range: -55°C to 125°C
Package / Case: 0603 (1608 Metric)
Mounting Type: Surface Mount, MLCC
RoHS Status: ROHS3 Compliant
MSL Rating: 1 (Unlimited)

Allowable Variations:

Tolerance: ±10% or ±5% (tighter tolerance is acceptable)
Packaging Format: Tape & Reel (TR) or Cut Tape (CT) (different packaging does not affect electrical function)
Manufacturer: Any qualified manufacturer
Product Status: Active or Not For New Designs (inventory availability consideration)
AEC-Q200 Automotive Rating: Optional enhancement

All substitute parts listed maintain these critical parameters. Variations in tolerance and packaging represent functional improvements or alternative supply formats rather than deviations from specification.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance (µF)	Tolerance	Voltage (V)	Temp Coeff	Package	Product Status	Packaging Format	AEC-Q200
CL10B683KB8NFNC	Samsung Electro-Mechanics	0.068	±10%	50	X7R	0603	Active	-	-
CL10B683KB8WPNC	Samsung Electro-Mechanics	0.068	±10%	50	X7R	0603	Active	Tape & Reel	Yes
C0603C683K5RAC7867	KEMET	0.068	±10%	50	X7R	0603	Active	Tape & Reel	-
CGJ3E2X7R1H683K080AA	TDK Corporation	0.068	±10%	50	X7R	0603	Obsolete	Cut Tape	Yes
KGM15BR71H683KT	KYOCERA AVX	0.068	±10%	50	X7R	0603	Active	Tape & Reel	-
AC0603KRX7R9BB683	YAGEO	0.068	±10%	50	X7R	0603	Active	Tape & Reel	Yes
C0603C683J5RAC7867	KEMET	0.068	±5%	50	X7R	0603	Active	Tape & Reel	-
CGA3E2X7R1H683K080AA	TDK Corporation	0.068	±10%	50	X7R	0603	Active	Tape & Reel	Yes
GCM188R71H683KA57D	Murata Electronics	0.068	±10%	50	X7R	0603	Not For New Designs	Tape & Reel	Yes
KGM15BR71H683JT	KYOCERA AVX	0.068	±5%	50	X7R	0603	Active	Tape & Reel	-
UMK107B7683KAHT	Taiyo Yuden	0.068	±10%	50	X7R	0603	Not For New Designs	Tape & Reel	Yes

Engineering Selection Recommendations

For Active Product Status Applications:

Select from parts with Active product status for new designs and long-term supply assurance: CL10B683KB8WPNC (Samsung), C0603C683K5RAC7867 (KEMET), KGM15BR71H683KT (KYOCERA AVX), AC0603KRX7R9BB683 (YAGEO), C0603C683J5RAC7867 (KEMET), or CGA3E2X7R1H683K080AA (TDK).

For Automotive Applications:

If AEC-Q200 automotive qualification is required, select: CL10B683KB8WPNC, CGJ3E2X7R1H683K080AA, AC0603KRX7R9BB683, CGA3E2X7R1H683K080AA, GCM188R71H683KA57D, or UMK107B7683KAHT.

For Enhanced Tolerance Requirements:

If ±5% tolerance is specified instead of ±10%, use: C0603C683J5RAC7867 (KEMET) or KGM15BR71H683JT (KYOCERA AVX).

For Existing Designs (Legacy Support):

Parts marked "Not For New Designs" (GCM188R71H683KA57D and UMK107B7683KAHT) remain electrically equivalent and may be used for replacement in existing production runs or field service applications where supply of the original part is unavailable.

Packaging Considerations:

Tape & Reel (TR) packaging is standard for high-volume automated assembly. Cut Tape (CT) format (CGJ3E2X7R1H683K080AA) is suitable for lower-volume or manual assembly operations.

Frequently Asked Questions (FAQ)

Q: Can I substitute CL10B683KB8NFNC with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts maintain identical capacitance (0.068 µF), voltage rating (50V), temperature coefficient (X7R), operating temperature range (-55°C to 125°C), and package format (0603). No circuit redesign is required.

Q: What is the difference between ±10% and ±5% tolerance parts?

A: Both are electrically compatible. ±5% tolerance (C0603C683J5RAC7867, KGM15BR71H683JT) provides tighter capacitance accuracy. Select ±5% only if your circuit design specifically requires this enhanced tolerance specification.

Q: Why are some parts marked "Not For New Designs"?

A: Parts with "Not For New Designs" status (GCM188R71H683KA57D, UMK107B7683KAHT) remain fully functional and electrically equivalent. This designation indicates the manufacturer is phasing out the product line. Use these parts for replacement in existing production or field service; select Active status parts for new product development.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only supply and assembly logistics, not electrical characteristics. Tape & Reel (TR) is optimized for automated high-volume assembly. Cut Tape (CT) is suitable for lower-volume or manual assembly operations.

Q: Is AEC-Q200 automotive qualification mandatory for my application?

A: AEC-Q200 is required only for automotive applications subject to automotive industry standards. For general-purpose, industrial, or consumer applications, non-AEC-Q200 parts are acceptable. All listed parts meet ROHS3 compliance and MSL 1 requirements regardless of AEC-Q200 status.

Q: Can I mix different manufacturers' parts in the same circuit board?

A: Yes. All substitute parts are electrically and mechanically equivalent within the specified parameters. Mixing manufacturers in the same design is acceptable from an engineering standpoint. Verify with your procurement and supply chain teams for any internal standardization policies.

Q: What inventory levels should I consider when selecting a substitute?

A: Inventory availability varies by part and supplier. CL10B683KB8WPNC (480,200 pcs), GCM188R71H683KA57D (322,074 pcs), and CGA3E2X7R1H683K080AA (168,538 pcs) show high availability. Consult your component distributor for current stock levels and lead times.

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