LMK107BJ225MA-T Equivalent & Substitute Parts

Part Overview

The LMK107BJ225MA-T is a 2.2 µF ceramic capacitor manufactured by Taiyo Yuden, rated for 10V with X5R temperature coefficient in 0603 (1608 Metric) surface mount package. This component is classified as Obsolete and is commonly used in SMPS filtering applications. Due to its obsolete status, equivalent and substitute parts from active manufacturers or alternative product lines are necessary for new designs and ongoing production requirements.

Key Parameters

Parameter	Value
Capacitance	2.2 µF
Voltage Rating	10V
Tolerance	±20%
Temperature Coefficient	X5R
Operating Temperature Range	-55°C ~ 85°C
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
Physical Dimensions	0.063" L x 0.031" W (1.60mm x 0.80mm)
Thickness (Max)	0.035" (0.90mm)
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the LMK107BJ225MA-T is determined by strict adherence to the following electrical and mechanical parameters:

Critical Parameters for Direct Substitution:

Capacitance: 2.2 µF (exact match required)
Voltage Rating: 10V minimum (equal or higher voltage ratings are acceptable)
Temperature Coefficient: X5R (maintains capacitance stability across operating temperature range)
Package / Case: 0603 (1608 Metric) (physical and electrical compatibility)
Operating Temperature Range: -55°C ~ 85°C (functional equivalence)
Mounting Type: Surface Mount, MLCC (assembly compatibility)

Tolerance Considerations:

Original part tolerance: ±20%
Substitute parts with ±10% tolerance provide improved performance characteristics while maintaining functional compatibility

Voltage Rating Upgrades:

Substitute parts rated at 16V or 25V are electrically compatible with 10V applications
Higher voltage ratings do not compromise circuit functionality in 10V applications

Package Variants:

Similar parts in 0402 (1005 Metric) package are listed as comparable alternatives for space-constrained applications but require PCB redesign

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Voltage Rating	Tolerance	Package	Thickness (Max)	Product Status	Inventory
LMK107BJ225MA-T	Taiyo Yuden	2.2 µF	10V	±20%	0603 (1608 Metric)	0.035" (0.90mm)	Obsolete	663 Pcs
EMK107BJ225KA-T	Taiyo Yuden	2.2 µF	16V	±10%	0603 (1608 Metric)	0.035" (0.90mm)	Not For New Designs	530300 Pcs
LMK107BJ225KA-T	Taiyo Yuden	2.2 µF	10V	±10%	0603 (1608 Metric)	0.035" (0.90mm)	Not For New Designs	29400 Pcs
TMK107ABJ225KA-T	Taiyo Yuden	2.2 µF	25V	±10%	0603 (1608 Metric)	0.035" (0.90mm)	Not For New Designs	5400 Pcs
LMK105BJ225MV-F	Taiyo Yuden	2.2 µF	10V	±20%	0402 (1005 Metric)	0.022" (0.55mm)	Not For New Designs	10100 Pcs
C0603C225M8PAC7867	KEMET	2.2 µF	10V	±20%	0603 (1608 Metric)	0.035" (0.90mm)	Active	17665 Pcs
CGB3B3X5R1A225M055AB	TDK Corporation	2.2 µF	10V	±20%	0603 (1608 Metric)	0.022" (0.55mm)	Obsolete	6290 Pcs
CL10A225MP8NNNC	Samsung Electro-Mechanics	2.2 µF	10V	±20%	0603 (1608 Metric)	0.035" (0.90mm)	Active	893 Pcs
KGM15BR51A225MT	KYOCERA AVX	2.2 µF	10V	±20%	0603 (1608 Metric)	0.037" (0.95mm)	Active	20302 Pcs
C0603C225K4PAC7867	KEMET	2.2 µF	16V	±10%	0603 (1608 Metric)	0.034" (0.87mm)	Active	145235 Pcs
C0603C225K8PAC7867	KEMET	2.2 µF	10V	±10%	0603 (1608 Metric)	0.035" (0.90mm)	Active	192871 Pcs

Engineering Selection Recommendations

For Active Production (Recommended):

The following parts are classified as Active and are suitable for new designs:

C0603C225K8PAC7867 (KEMET): Provides exact electrical specifications with ±10% tolerance improvement over the original part. Active product status ensures long-term availability and supply chain stability. ROHS3 compliant with REACH unaffected status.
C0603C225M8PAC7867 (KEMET): Maintains original ±20% tolerance specification with identical electrical and mechanical parameters. Active status with substantial inventory (17665 Pcs). Suitable for direct replacement in existing designs.
KGM15BR51A225MT (KYOCERA AVX): Meets all electrical and mechanical requirements with Active product status. Provides alternative sourcing option with 20302 Pcs inventory.
CL10A225MP8NNNC (Samsung Electro-Mechanics): Functionally equivalent with Active status. Provides multi-source capability for supply chain resilience.

For Voltage Margin Applications:

C0603C225K4PAC7867 (KEMET): 16V rated variant with ±10% tolerance. Active status with highest inventory (145235 Pcs). Suitable for applications requiring voltage margin above 10V specification.
EMK107BJ225KA-T (Taiyo Yuden): 16V rated upgrade with ±10% tolerance. Maintains Taiyo Yuden sourcing continuity. Substantial inventory (530300 Pcs) available.

Compliance Status:

All listed substitute parts are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited). All parts maintain the X5R temperature coefficient and -55°C ~ 85°C operating temperature range of the original specification.

Frequently Asked Questions (FAQ)

Q: Can I use a 16V or 25V rated capacitor in place of the 10V LMK107BJ225MA-T?

A: Yes. Higher voltage ratings are electrically compatible with 10V applications. The capacitor will function correctly in circuits designed for 10V operation. Voltage rating indicates the maximum voltage the capacitor can withstand; operation at lower voltages does not compromise performance.

Q: What is the difference between ±20% and ±10% tolerance parts?

A: Tolerance specifies the allowable deviation from the nominal capacitance value. The ±10% tolerance parts (such as C0603C225K8PAC7867) provide tighter capacitance control compared to ±20% tolerance parts. Both are functionally compatible; the ±10% tolerance offers improved performance characteristics in applications sensitive to capacitance variation.

Q: Are 0603 and 0402 packages interchangeable?

A: No. The 0603 (1608 Metric) and 0402 (1005 Metric) packages have different physical dimensions and require different PCB footprints. The LMK105BJ225MV-F (0402 package) is listed as a similar alternative but requires PCB redesign and is not a direct substitute.

Q: Why is the LMK107BJ225MA-T classified as Obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. Active alternatives from KEMET, Samsung Electro-Mechanics, and KYOCERA AVX provide equivalent functionality with ongoing supply availability.

Q: What does ROHS3 compliance mean?

A: ROHS3 (Restriction of Hazardous Substances Directive 3) compliance indicates the component meets European Union environmental standards by restricting the use of specific hazardous materials including lead, mercury, cadmium, and certain flame retardants.

Q: Can I substitute parts from different manufacturers?

A: Yes. All listed substitute parts meet the same electrical specifications (2.2 µF, 10V, X5R, 0603 package) and are ROHS3 compliant. Multi-source qualification is standard practice for supply chain resilience.

Q: What is Moisture Sensitivity Level 1?

A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and does not require special moisture control during storage or handling. This is the least restrictive moisture sensitivity classification.

Q: Are there any thickness constraints I should consider?

A: The original part specifies 0.035" (0.90mm) maximum thickness. Most direct substitutes maintain this specification. The CGB3B3X5R1A225M055AB has a lower profile at 0.022" (0.55mm), which may be advantageous in space-constrained designs but requires verification of PCB clearance.

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