CL21B224KBFSFNE Equivalent & Substitute Parts

Part Overview

The CL21B224KBFSFNE is a 0.22 µF ceramic capacitor manufactured by Samsung Electro-Mechanics, rated for 50V with X7R temperature coefficient in 0805 (2012 Metric) surface mount package. This part is classified as Active product status and features soft termination for boardflex-sensitive applications. The device operates across -55°C to 125°C temperature range with ±10% capacitance tolerance.

Equivalent and substitute parts are necessary to address supply chain continuity, packaging format requirements, voltage rating upgrades, and alternative manufacturer sourcing while maintaining electrical and mechanical compatibility within specified parameters.

Key Parameters

Parameter	Value	Specification Basis
Capacitance	0.22 µF	Core electrical requirement
Tolerance	±10%	Acceptable capacitance deviation
Voltage Rating	50V (minimum)	Maximum operating voltage
Temperature Coefficient	X7R	Temperature stability class
Operating Temperature Range	-55°C to 125°C	Environmental operating limits
Package / Case	0805 (2012 Metric)	Physical footprint and mounting
Mounting Type	Surface Mount, MLCC	Assembly method
RoHS Status	ROHS3 Compliant	Environmental compliance
Moisture Sensitivity Level	1 (Unlimited)	Handling and storage requirements

Substitute Part Grouping Explanation

Substitution logic for the CL21B224KBFSFNE is based on strict electrical and mechanical parameter matching:

Direct Substitutes (Identical Electrical Specifications): Parts with 0.22 µF capacitance, ±10% tolerance, 50V voltage rating, X7R temperature coefficient, and 0805 package form are classified as direct substitutes. Packaging format variations (Tape & Reel, Cut Tape & Digi-Reel) do not affect electrical compatibility. Differences in manufacturer, series designation, and application classification do not alter functional equivalence when all core parameters match.

Voltage Upgrade Substitutes: Parts rated for 100V with identical capacitance, tolerance, temperature coefficient, and package are functional upgrades. Higher voltage rating provides additional safety margin in the same physical footprint.

Key Parameters Determining Substitution:

Capacitance value (0.22 µF)
Tolerance (±10%)
Voltage rating (50V minimum; 100V acceptable as upgrade)
Temperature coefficient (X7R)
Package size (0805 / 2012 Metric)
Mounting type (Surface Mount, MLCC)

Parameter Comparison

Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Packaging Format	Product Status	Thickness (Max)
CL21B224KBFSFNE	Samsung Electro-Mechanics	0.22 µF	±10%	50V	X7R	0805	Bulk	Active	0.053" (1.35mm)
CL21B224KBFNFNE	Samsung Electro-Mechanics	0.22 µF	±10%	50V	X7R	0805	Tape & Reel (TR)	Active	0.053" (1.35mm)
CL21B224KBFNNNE	Samsung Electro-Mechanics	0.22 µF	±10%	50V	X7R	0805	Cut Tape (CT) & Digi-Reel®	Active	0.053" (1.35mm)
CL21B224KBFNNNG	Samsung Electro-Mechanics	0.22 µF	±10%	50V	X7R	0805	Cut Tape (CT) & Digi-Reel®	Active	0.053" (1.35mm)
CL21B224KCFSNWE	Samsung Electro-Mechanics	0.22 µF	±10%	100V	X7R	0805	Tape & Reel (TR)	Active	0.053" (1.35mm)
C0805C224K5RAC7800	KEMET	0.22 µF	±10%	50V	X7R	0805	Tape & Reel (TR)	Active	0.055" (1.40mm)
C2012X7R1H224K125AA	TDK Corporation	0.22 µF	±10%	50V	X7R	0805	Cut Tape (CT) & Digi-Reel®	Active	0.057" (1.45mm)
GRM21BR71H224KA01L	Murata Electronics	0.22 µF	±10%	50V	X7R	0805	Cut Tape (CT) & Digi-Reel®	Not For New Designs	0.053" (1.35mm)
KGM21AR71H224KL	KYOCERA AVX	0.22 µF	±10%	50V	X7R	0805	Tape & Reel (TR)	Active	0.057" (1.45mm)
KGM21AR71H224KU	KYOCERA AVX	0.22 µF	±10%	50V	X7R	0805	Tape & Reel (TR)	Active	0.057" (1.45mm)
UMK212B7224KG-T	Taiyo Yuden	0.22 µF	±10%	50V	X7R	0805	Tape & Reel (TR)	Not For New Designs	0.053" (1.35mm)

Engineering Selection Recommendations

Active Product Status Parts: CL21B224KBFNFNE, CL21B224KBFNNNE, CL21B224KBFNNNG, CL21B224KCFSNWE, C0805C224K5RAC7800, C2012X7R1H224K125AA, KGM21AR71H224KL, and KGM21AR71H224KU are designated Active and suitable for new design implementations. These parts maintain full manufacturer support and long-term availability.

Not For New Designs Status: GRM21BR71H224KA01L (Murata Electronics) and UMK212B7224KG-T (Taiyo Yuden) are classified as Not For New Designs. These parts remain available for legacy system support and maintenance but should not be selected for new circuit designs.

Compliance Certification: All listed parts maintain ROHS3 compliance, REACH Unaffected status, and Moisture Sensitivity Level 1 (Unlimited), ensuring compatibility with current environmental and regulatory requirements.

Voltage Rating Selection: CL21B224KCFSNWE provides 100V rating as an upgrade option. This higher voltage rating is electrically compatible and provides additional design margin while maintaining identical capacitance, tolerance, temperature coefficient, and package specifications.

Packaging Format Considerations: Samsung Electro-Mechanics offers three packaging variants of the same part (CL21B224KBFSFNE, CL21B224KBFNFNE, CL21B224KBFNNNE, CL21B224KBFNNNG) with identical electrical specifications. Selection depends on assembly process requirements: bulk format for manual handling, Tape & Reel for automated pick-and-place systems, or Cut Tape & Digi-Reel for mixed-volume production.

Frequently Asked Questions (FAQ)

Q: Can CL21B224KBFSFNE be replaced with CL21B224KCFSNWE?

A: Yes. CL21B224KCFSNWE is a voltage upgrade substitute with 100V rating versus the original 50V rating. All other electrical parameters (0.22 µF capacitance, ±10% tolerance, X7R temperature coefficient) and physical dimensions (0805 package) are identical. The higher voltage rating provides additional safety margin in the same footprint.

Q: What is the difference between CL21B224KBFSFNE and CL21B224KBFNFNE?

A: The primary difference is packaging format. CL21B224KBFSFNE is supplied in bulk format, while CL21B224KBFNFNE is supplied in Tape & Reel (TR) format. All electrical specifications, physical dimensions, and performance characteristics are identical. Selection depends on assembly process requirements.

Q: Are parts with "Not For New Designs" status still electrically compatible?

A: Yes. GRM21BR71H224KA01L and UMK212B7224KG-T maintain full electrical compatibility with all specified parameters. The "Not For New Designs" designation indicates that manufacturers are discontinuing these parts and recommend alternatives for new circuit designs. These parts remain suitable for legacy system maintenance and repair.

Q: Can thickness variation affect PCB assembly?

A: Thickness variations within the specified range (0.053" to 0.057" maximum) are within standard 0805 package tolerances and do not affect PCB assembly compatibility. All listed parts conform to 0805 (2012 Metric) package specifications and are compatible with standard reflow soldering processes.

Q: Which substitute offers the highest inventory availability?

A: UMK212B7224KG-T (Taiyo Yuden) offers 723,248 pieces in stock, followed by C2012X7R1H224K125AA (TDK Corporation) with 643,200 pieces. However, UMK212B7224KG-T carries "Not For New Designs" status. For new designs, C2012X7R1H224K125AA provides the highest inventory among Active status parts.

Q: Are all listed parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and REACH Unaffected status, ensuring compatibility with current environmental regulations and procurement requirements.

Q: Can KGM21AR71H224KU and KGM21AR71H224KL be used interchangeably?

A: Yes. Both KYOCERA AVX parts (KGM21AR71H224KU and KGM21AR71H224KL) share identical electrical specifications (0.22 µF, ±10%, 50V, X7R, 0805 package) and are functionally interchangeable. Differences in part number suffix indicate internal manufacturing or quality level variations that do not affect electrical performance.

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