MSAST319LB5106KTNA01 Equivalent & Substitute Parts

Part Overview

The MSAST319LB5106KTNA01 is a 10 µF ±10% 25V ceramic capacitor manufactured by Taiyo Yuden in the MSAS series. This surface-mount multilayer ceramic capacitor (MLCC) features an X5R temperature coefficient and is packaged in 1206 (3216 Metric) form factor. The component is designed for SMPS filtering applications and maintains active product status with full RoHS3 compliance and MSL 1 moisture sensitivity rating.

Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across manufacturers. This reference enables procurement flexibility, inventory optimization, and supply chain continuity while ensuring functional interchangeability in target applications.

Key Parameters

Parameter	Value
Capacitance	10 µF
Tolerance	±10%
Voltage - Rated	25V
Temperature Coefficient	X5R
Operating Temperature Range	-55°C ~ 85°C
Package / Case	1206 (3216 Metric)
Mounting Type	Surface Mount, MLCC
Size / Dimension	0.126" L x 0.063" W (3.20mm x 1.60mm)
Thickness (Max)	0.037" (0.95mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MSAST319LB5106KTNA01 is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

Capacitance value: 10 µF
Tolerance: ±10%
Rated voltage: 25V
Temperature coefficient: X5R
Operating temperature range: -55°C ~ 85°C

Mechanical Parameters:

Package type: 1206 (3216 Metric)
Mounting configuration: Surface Mount, MLCC
Physical dimensions: 0.126" L x 0.063" W (3.20mm x 1.60mm)
Maximum thickness: 0.037" (0.95mm)

Compliance Parameters:

RoHS3 compliance status
Moisture sensitivity level: MSL 1
REACH status: Unaffected

Parts meeting all specified parameters across electrical, mechanical, and compliance categories are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Parameter	MSAST319LB5106KTNA01 (Taiyo Yuden)	CL31A106KACLNNC (Samsung Electro-Mechanics)	Match Status
Capacitance	10 µF	10 µF	Equivalent
Tolerance	±10%	±10%	Equivalent
Voltage - Rated	25V	25V	Equivalent
Temperature Coefficient	X5R	X5R	Equivalent
Operating Temperature	-55°C ~ 85°C	-55°C ~ 85°C	Equivalent
Package / Case	1206 (3216 Metric)	1206 (3216 Metric)	Equivalent
Mounting Type	Surface Mount, MLCC	Surface Mount, MLCC	Equivalent
Size / Dimension	0.126" L x 0.063" W (3.20mm x 1.60mm)	0.126" L x 0.063" W (3.20mm x 1.60mm)	Equivalent
Thickness (Max)	0.037" (0.95mm)	0.037" (0.95mm)	Equivalent
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Equivalent
REACH Status	REACH Unaffected	REACH Unaffected	Equivalent
Product Status	Active	Active	Equivalent

Engineering Selection Recommendations

The CL31A106KACLNNC manufactured by Samsung Electro-Mechanics is a direct parametric equivalent to the MSAST319LB5106KTNA01. Both components maintain identical electrical specifications, mechanical dimensions, and compliance certifications.

Selection Basis:

Both parts are active products with full RoHS3 compliance and REACH unaffected status, ensuring regulatory alignment for current and future applications. The MSL 1 rating on both components indicates unlimited moisture sensitivity protection, eliminating moisture-related handling constraints.

The equivalence across all critical parameters—capacitance, voltage rating, temperature coefficient, operating temperature range, package dimensions, and thickness—establishes functional interchangeability in circuit applications. Both components are suitable for SMPS filtering and general-purpose applications requiring 10 µF capacitance at 25V with X5R stability.

Selection between these parts may be based on inventory availability, lead time, pricing, or established supplier relationships, as no technical differentiation exists across the provided specifications.

Frequently Asked Questions (FAQ)

Q: Can the CL31A106KACLNNC replace the MSAST319LB5106KTNA01 in existing designs?

A: Yes. Both components share identical electrical parameters (10 µF, ±10%, 25V, X5R), operating temperature range (-55°C ~ 85°C), and mechanical specifications (1206 package, 3.20mm x 1.60mm x 0.95mm). Direct substitution is supported without circuit modification.

Q: Are there differences in moisture sensitivity handling between these parts?

A: No. Both components carry MSL 1 (Unlimited) rating, indicating identical moisture sensitivity classification and identical handling requirements.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the MSAST319LB5106KTNA01 and CL31A106KACLNNC are ROHS3 compliant and REACH unaffected, meeting identical regulatory requirements.

Q: What is the significance of the X5R temperature coefficient?

A: X5R designates a temperature coefficient range of ±15% across the -55°C to +85°C operating window. Both parts maintain this specification, ensuring consistent capacitance stability across the full operating temperature range.

Q: Are there any application-specific limitations for either part?

A: Both components are rated for SMPS filtering and general-purpose applications. No application-specific limitations are provided in the component specifications that would differentiate their suitability.

Q: Can these parts be used interchangeably in tape and reel packaging?

A: Yes. Both components are supplied in Tape & Reel (TR) packaging format, maintaining identical handling and automated assembly compatibility.

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