CL10B473KB8NNWC Equivalent & Substitute Parts

Part Overview

The CL10B473KB8NNWC is a 0.047 µF ceramic capacitor manufactured by Samsung Electro-Mechanics, rated for 50V with X7R temperature coefficient in 0603 (1608 Metric) surface mount package. This part is classified as Active product status and is ROHS3 compliant with MSL 1 rating. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the same package footprint and operating parameters. Alternative sources provide equivalent functionality for procurement flexibility, inventory availability, or application-specific requirements such as automotive qualification.

Key Parameters

Parameter	Value	Criticality for Substitution
Capacitance	0.047 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 / Case	0603 (1608 Metric)	Critical - Physical footprint compatibility
Operating Temperature Range	-55°C ~ 125°C	Critical - Application environment
Mounting Type	Surface Mount, MLCC	Critical - Assembly process compatibility
RoHS Status	ROHS3 Compliant	Regulatory - Compliance requirement
MSL Rating	1 (Unlimited)	Process - Moisture handling

Substitute Part Grouping Explanation

Substitution logic is based on strict electrical and mechanical parameter matching. All substitute parts maintain identical capacitance (0.047 µF), voltage rating (50V), tolerance (±10%), temperature coefficient (X7R), and package format (0603/1608 Metric). Substitutes are grouped into three categories:

Parametric Equivalents (Samsung CL Series): Parts CL10B473KB8NFNC and CL10B473KB8NNNC are Samsung Electro-Mechanics products with identical electrical specifications to the main part. Differences exist only in packaging format (Tape & Reel versus Cut Tape & Digi-Reel) and inventory availability. These parts are direct functional replacements with no electrical performance variation.

Upgrade Parts with Enhanced Ratings: Parts CL10B473KB8WPNC, AC0603KPX7R9BB473, AC0603KRX7R9BB473, and C0603C473J1RAC7867 provide additional certifications or higher voltage ratings. CL10B473KB8WPNC and AC0603KPX7R9BB473/AC0603KRX7R9BB473 carry AEC-Q200 automotive qualification. C0603C473J1RAC7867 provides 100V rating with ±5% tolerance, exceeding the 50V/±10% specification of the main part.

Direct Manufacturer Equivalents (Multi-Source): Parts C0603C473K5RAC7867 (KEMET), CGJ3E2X7R1H473K080AA (TDK), KGM15BR71H473KT (KYOCERA AVX), and TDCP500W473K1GV001T (Johanson Dielectrics) are functionally equivalent across all critical parameters. These parts are sourced from different manufacturers and provide supply chain alternatives.

Key Parameters for Substitution Determination:

Capacitance value: 0.047 µF (exact match required)
Voltage rating: 50V minimum (higher ratings acceptable)
Tolerance: ±10% (tighter tolerances acceptable)
Temperature coefficient: X7R (no substitution with other coefficients)
Package: 0603 (1608 Metric) (exact match required)
Operating temperature: -55°C ~ 125°C (must support full range)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Temp Coeff	Package	Thickness (Max)	Product Status	Packaging Type	Inventory (Pcs)
CL10B473KB8NNWC	Samsung Electro-Mechanics	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Tape & Reel	672
CL10B473KB8NFNC	Samsung Electro-Mechanics	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Tape & Reel	4200
CL10B473KB8NNNC	Samsung Electro-Mechanics	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Cut Tape & Digi-Reel	181200
CL10B473KB8WPNC	Samsung Electro-Mechanics	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Tape & Reel	3800
C0603C473K5RAC7867	KEMET	0.047 µF	50V	±10%	X7R	0603	0.034" (0.87mm)	Active	Cut Tape & Digi-Reel	1628323
CGJ3E2X7R1H473K080AA	TDK Corporation	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Obsolete	Cut Tape	3608
KGM15BR71H473KT	KYOCERA AVX	0.047 µF	50V	±10%	X7R	0603	0.037" (0.95mm)	Active	Tape & Reel	57357
TDCP500W473K1GV001T	Johanson Dielectrics Inc.	0.047 µF	50V	±10%	X7R	0603	0.035" (0.89mm)	Active	Tape & Reel	151351
AC0603KPX7R9BB473	YAGEO	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Tape & Reel	15562
AC0603KRX7R9BB473	YAGEO	0.047 µF	50V	±10%	X7R	0603	0.035" (0.90mm)	Active	Tape & Reel	6647
C0603C473J1RAC7867	KEMET	0.047 µF	100V	±5%	X7R	0603	0.034" (0.87mm)	Active	Tape & Reel	17741

Engineering Selection Recommendations

For General Purpose Applications: CL10B473KB8NNNC (Samsung) is recommended as the primary substitute due to highest inventory availability (181,200 pcs) and identical electrical specifications. CL10B473KB8NFNC provides equivalent performance with moderate inventory (4,200 pcs). Both maintain Active product status and ROHS3 compliance.

For Multi-Source Supply Chain Strategy: C0603C473K5RAC7867 (KEMET) offers the largest independent inventory (1,628,323 pcs) among non-Samsung sources, ensuring supply continuity. TDCP500W473K1GV001T (Johanson Dielectrics) provides 151,351 pcs with equivalent specifications. KGM15BR71H473KT (KYOCERA AVX) supplies 57,357 pcs as a third-source option.

For Automotive Applications: CL10B473KB8WPNC (Samsung), AC0603KPX7R9BB473 (YAGEO), and AC0603KRX7R9BB473 (YAGEO) carry AEC-Q200 certification, meeting automotive qualification requirements. All three maintain 50V/0.047 µF specifications with Active product status.

For Enhanced Voltage Margin: C0603C473J1RAC7867 (KEMET) provides 100V rating with ±5% tolerance, offering higher voltage headroom and tighter tolerance than the 50V/±10% main part specification. This part is suitable for applications requiring additional safety margin.

Avoid: CGJ3E2X7R1H473K080AA (TDK) is classified as Obsolete and should not be selected for new designs despite functional equivalence.

Frequently Asked Questions (FAQ)

Q: Can CL10B473KB8NNNC replace CL10B473KB8NNWC directly?

A: Yes. Both parts are Samsung Electro-Mechanics CL series with identical electrical specifications (0.047 µF, 50V, ±10%, X7R). The only difference is packaging format: CL10B473KB8NNWC is Tape & Reel while CL10B473KB8NNNC is Cut Tape & Digi-Reel. Physical footprint and electrical performance are identical.

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

A: Tolerance defines the acceptable capacitance variation from the nominal value. ±10% allows ±0.0047 µF variation (0.0423–0.0517 µF range), while ±5% allows ±0.00235 µF variation (0.04765–0.04965 µF range). Tighter tolerance (±5%) provides more precise capacitance but may have higher cost. Both are functionally compatible in applications designed for ±10% tolerance.

Q: Are KEMET C0603C473K5RAC7867 and Samsung CL10B473KB8NNWC electrically identical?

A: Yes. Both parts meet 0.047 µF ±10% 50V X7R 0603 specifications. Thickness differs slightly (0.034" vs 0.035"), which is within acceptable PCB assembly tolerances. Electrical performance and circuit behavior are equivalent.

Q: Why would I select a 100V rated part instead of 50V?

A: C0603C473J1RAC7867 (100V) provides higher voltage safety margin for circuits operating near 50V limits or subject to voltage transients. The trade-off is potentially higher cost and larger physical size (though package remains 0603). Selection depends on circuit design requirements and reliability margins.

Q: Can I use automotive-qualified parts (AEC-Q200) in non-automotive applications?

A: Yes. AEC-Q200 certification indicates enhanced reliability testing and stricter manufacturing controls. These parts exceed general-purpose requirements and are fully compatible with non-automotive applications. No performance penalty exists; only potential cost difference.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the part has unlimited shelf life without moisture bake-out requirements. The part can be stored indefinitely at room temperature without degradation. This simplifies inventory management and reduces handling procedures compared to higher MSL ratings.

Q: Are there physical size differences between substitute parts?

A: All parts maintain 0603 (1608 Metric) package footprint. Thickness varies slightly: 0.034–0.037" range. These variations are within standard PCB assembly tolerances and do not affect circuit board layout or assembly processes.

Q: Which substitute offers the best inventory availability?

A: C0603C473K5RAC7867 (KEMET) has the highest inventory at 1,628,323 pcs. CL10B473KB8NNNC (Samsung) offers 181,200 pcs. Both provide excellent supply security for high-volume production.

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

A: Yes. All substitute parts meet identical electrical specifications and package requirements. Mixing manufacturers is acceptable from an electrical and mechanical standpoint. Verify with your quality and procurement procedures for any internal requirements regarding supplier qualification or traceability.

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