08053C103MA12A Equivalent & Substitute Parts

Part Overview

The 08053C103MA12A is a 10000 pF ceramic capacitor manufactured by KYOCERA AVX, rated for 25V with X7R temperature coefficient in 0805 (2012 Metric) surface mount package. This part is active and widely used in general-purpose applications requiring stable capacitance across operating temperature ranges of -55°C to 125°C. Substitute parts are necessary to address inventory availability, compliance requirements, or application-specific voltage and tolerance specifications.

Key Parameters

Parameter	Value
Capacitance	10000 pF
Voltage Rating	25V
Tolerance	±20%
Temperature Coefficient	X7R
Operating Temperature Range	-55°C to 125°C
Package / Case	0805 (2012 Metric)
Mounting Type	Surface Mount, MLCC
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 08053C103MA12A is determined by the following criteria:

Direct Substitutes (Identical Electrical Specifications): Parts maintaining 10000 pF capacitance, ±20% tolerance, 25V rating, X7R temperature coefficient, and 0805 package form a direct substitution group. These parts are electrically and mechanically interchangeable.

Upgraded Substitutes (Enhanced Specifications): Parts with identical capacitance and package but improved voltage ratings (50V, 200V, 250V) or tighter tolerances (±5%, ±10%) provide enhanced performance margins. These are suitable when circuit design permits higher voltage ratings or when tighter tolerance specifications are required.

Compliance Variants: Parts differing only in RoHS status, packaging format (Tape & Reel vs. Cut Tape), or REACH compliance status are functionally equivalent but selected based on supply chain and regulatory requirements.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temperature Coefficient	Package	RoHS Status	Inventory
08053C103MA12A	KYOCERA AVX	10000 pF	±20%	25V	X7R	0805	Non-compliant	957 Pcs
KGM21NR71E103MT	KYOCERA AVX	10000 pF	±20%	25V	X7R	0805	ROHS3 Compliant	4967 Pcs
KGM21NR71E103JT	KYOCERA AVX	10000 pF	±5%	25V	X7R	0805	ROHS3 Compliant	53828 Pcs
KGM21NR71E103KT	KYOCERA AVX	10000 pF	±10%	25V	X7R	0805	ROHS3 Compliant	31267 Pcs
KGM21NR71H103KT	KYOCERA AVX	10000 pF	±10%	50V	X7R	0805	ROHS3 Compliant	437140 Pcs
KGM21NR71H103MM	KYOCERA AVX	10000 pF	±20%	50V	X7R	0805	ROHS3 Compliant	10705 Pcs
KGM21AR72D103JU	KYOCERA AVX	10000 pF	±5%	200V	X7R	0805	ROHS3 Compliant	7021 Pcs
KGM21AR72D103KL	KYOCERA AVX	10000 pF	±10%	200V	X7R	0805	ROHS3 Compliant	29756 Pcs
KGM21AR72D103KU	KYOCERA AVX	10000 pF	±10%	200V	X7R	0805	ROHS3 Compliant	81137 Pcs
KGM21AR72D103MU	KYOCERA AVX	10000 pF	±20%	200V	X7R	0805	ROHS3 Compliant	7440 Pcs
0805PC103KAT2A	KYOCERA AVX	10000 pF	±10%	250V	X7R	0805	ROHS3 Compliant	8603 Pcs

Engineering Selection Recommendations

For Direct Replacement: KGM21NR71E103MT provides identical electrical specifications to 08053C103MA12A with ROHS3 compliance and higher inventory availability (4967 Pcs vs. 957 Pcs).

For RoHS3 Compliance Requirement: All KGM and 0805PC series parts listed are ROHS3 compliant and REACH unaffected, suitable for applications requiring regulatory compliance.

For Enhanced Voltage Margin: KGM21NR71H103KT (50V rating) and KGM21AR72D103KU (200V rating) provide increased voltage safety margins while maintaining identical capacitance and package specifications. These are suitable when circuit design permits higher voltage ratings.

For Tighter Tolerance Requirement: KGM21NR71E103JT (±5% tolerance at 25V) and KGM21AR72D103JU (±5% tolerance at 200V) provide improved capacitance accuracy compared to the ±20% specification of the original part.

For High Inventory Availability: KGM21NR71H103KT offers the largest inventory (437140 Pcs) with 50V rating and ±10% tolerance, suitable for applications where voltage derating is acceptable.

Frequently Asked Questions (FAQ)

Q: Can KGM21NR71E103MT replace 08053C103MA12A directly? A: Yes. KGM21NR71E103MT is electrically and mechanically identical, with matching 10000 pF capacitance, ±20% tolerance, 25V rating, X7R temperature coefficient, and 0805 package. The primary difference is ROHS3 compliance status.

Q: What is the difference between 25V and 50V rated parts? A: Both maintain 10000 pF capacitance and 0805 package. The 50V rated parts (KGM21NR71H103KT, KGM21NR71H103MM) provide higher voltage safety margin. Selection depends on circuit voltage requirements; 50V parts are suitable for circuits operating at or below 25V with additional derating margin.

Q: Are tolerance differences significant for substitution? A: Tolerance differences (±5%, ±10%, ±20%) affect capacitance accuracy. Parts with ±5% tolerance provide tighter capacitance control. Selection depends on circuit sensitivity to capacitance variation. All listed parts maintain the same temperature coefficient (X7R) and operating range (-55°C to 125°C).

Q: Does packaging format affect substitution? A: KGM21NR71E103JT is supplied in Cut Tape (CT) & Digi-Reel format, while most others use Tape & Reel (TR). Both formats contain identical components; selection depends on assembly process requirements and tape handling equipment compatibility.

Q: Why are some parts rated at 200V or 250V? A: Higher voltage ratings provide design flexibility for applications requiring voltage derating or future design margin. These parts maintain identical 10000 pF capacitance and 0805 package, making them suitable upgrades when circuit design permits higher voltage specifications.

Q: Is REACH compliance relevant for substitution? A: The original part (08053C103MA12A) is REACH Affected. All substitute parts listed are REACH Unaffected, providing regulatory advantage for applications subject to REACH restrictions.

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