EMK107B7104MA-T Equivalent & Substitute Parts

Part Overview

The EMK107B7104MA-T is a 0.1 µF ±20% 16V ceramic capacitor in X7R dielectric, manufactured by Taiyo Yuden in 0603 (1608 Metric) surface mount package. This part is classified as "Not For New Designs," indicating it has been superseded in the manufacturer's product line. Equivalent and substitute parts are necessary for ongoing production support, maintenance applications, and design flexibility where alternative manufacturers or improved specifications are required.

Key Parameters

Parameter	Value
Capacitance	0.1 µF
Tolerance	±20%
Voltage Rating	16V
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount, MLCC
Thickness (Max)	0.035" (0.90mm)
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the EMK107B7104MA-T is determined by strict equivalence in the following parameters: capacitance value (0.1 µF), voltage rating (minimum 16V), temperature coefficient (X7R), package size (0603), and mounting type (surface mount MLCC). Parts are grouped into three categories based on substitution type:

Tolerance Upgrade Substitutes: Parts with improved tolerance (±10% instead of ±20%) while maintaining identical capacitance, voltage, temperature coefficient, and package specifications. These parts are direct functional upgrades with tighter capacitance accuracy.

Voltage Upgrade Substitutes: Parts with higher voltage ratings (50V instead of 16V) while maintaining identical capacitance, tolerance, temperature coefficient, and package specifications. These parts provide enhanced voltage margin in the same physical package.

Direct Equivalent Substitutes: Parts from alternative manufacturers with matching capacitance (0.1 µF), tolerance (±20%), voltage rating (16V), temperature coefficient (X7R), and package size (0603). These parts maintain identical electrical and mechanical specifications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Tolerance	Voltage	Temp Coeff	Package	Product Status	RoHS Status
EMK107B7104MA-T	Taiyo Yuden	0.1 µF	±20%	16V	X7R	0603	Not For New Designs	ROHS3 Compliant
EMK107B7104KA-T	Taiyo Yuden	0.1 µF	±10%	16V	X7R	0603	Not For New Designs	ROHS3 Compliant
UMK107B7104KA-T	Taiyo Yuden	0.1 µF	±10%	50V	X7R	0603	Not For New Designs	ROHS3 Compliant
0603YC104MA12A	KYOCERA AVX	0.1 µF	±20%	16V	X7R	0603	Active	RoHS non-compliant
0603YC104MA19A	KYOCERA AVX	0.1 µF	±20%	16V	X7R	0603	Active	RoHS non-compliant
C0603C104M4RAC7411	KEMET	0.1 µF	±20%	16V	X7R	0603	Active	ROHS3 Compliant
C0603C104M4RAC7867	KEMET	0.1 µF	±20%	16V	X7R	0603	Active	ROHS3 Compliant
KGM15AR71C104MM	KYOCERA AVX	0.1 µF	±20%	16V	X7R	0603	Active	ROHS3 Compliant
KGM15AR71C104MT	KYOCERA AVX	0.1 µF	±20%	16V	X7R	0603	Active	ROHS3 Compliant
VJ0603Y104KXJAC	Vishay Vitramon	0.1 µF	±10%	16V	X7R	0603	Active	Not specified
VJ0603Y104KXXCW1BC	Vishay Vitramon	0.1 µF	±10%	25V	X7R	0603	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): Select C0603C104M4RAC7867 (KEMET) or KGM15AR71C104MT (KYOCERA AVX). Both parts maintain 0.1 µF capacitance, ±20% tolerance, 16V rating, X7R temperature coefficient, and 0603 package. Both manufacturers' parts are ROHS3 compliant and carry Active product status, ensuring long-term availability and supply chain stability.

For Tolerance Upgrade: Select EMK107B7104KA-T (Taiyo Yuden), VJ0603Y104KXJAC (Vishay Vitramon), or VJ0603Y104KXXCW1BC (Vishay Vitramon). These parts provide ±10% tolerance instead of ±20%, improving capacitance accuracy while maintaining all other electrical and mechanical specifications. EMK107B7104KA-T remains within the Taiyo Yuden product family.

For Voltage Margin Enhancement: Select UMK107B7104KA-T (Taiyo Yuden) or VJ0603Y104KXXCW1BC (Vishay Vitramon). UMK107B7104KA-T provides 50V rating with ±10% tolerance. VJ0603Y104KXXCW1BC provides 25V rating with ±10% tolerance. Both maintain 0.1 µF capacitance and 0603 package, offering increased voltage headroom for applications requiring design margin.

Compliance Considerations: All recommended substitutes are ROHS3 compliant except KYOCERA AVX parts 0603YC104MA12A and 0603YC104MA19A, which are RoHS non-compliant. For applications requiring RoHS compliance, select from KEMET, Taiyo Yuden, or Vishay Vitramon alternatives.

Frequently Asked Questions (FAQ)

Q: Can EMK107B7104MA-T be replaced with a part having ±10% tolerance instead of ±20%?

A: Yes. Parts with ±10% tolerance (EMK107B7104KA-T, VJ0603Y104KXJAC, VJ0603Y104KXXCW1BC) are direct functional upgrades. The tighter tolerance provides improved capacitance accuracy while maintaining identical voltage rating, temperature coefficient, and package size. No circuit redesign is required.

Q: What is the difference between direct equivalent substitutes and tolerance upgrades?

A: Direct equivalent substitutes (C0603C104M4RAC7867, KGM15AR71C104MT) maintain identical specifications including ±20% tolerance. Tolerance upgrades (EMK107B7104KA-T, VJ0603Y104KXJAC) improve accuracy to ±10% while keeping all other parameters unchanged. Selection depends on circuit tolerance requirements.

Q: Can a 50V rated capacitor replace a 16V rated capacitor?

A: Yes. UMK107B7104KA-T (50V) is a direct functional replacement for EMK107B7104MA-T (16V). Higher voltage rating provides additional design margin and does not affect circuit operation. The capacitance value, tolerance, temperature coefficient, and package remain identical.

Q: Are there packaging differences between substitute parts?

A: Yes. EMK107B7104MA-T is supplied in Tape & Reel (TR) packaging. EMK107B7104KA-T is supplied in Cut Tape (CT) & Digi-Reel®. All other substitutes are supplied in Tape & Reel (TR). Physical dimensions (0603 package) and thickness specifications remain consistent across all parts.

Q: Which substitute part offers the best long-term availability?

A: C0603C104M4RAC7867 (KEMET) and KGM15AR71C104MT (KYOCERA AVX) both carry Active product status with high inventory levels (264,739 and 136,055 units respectively). Both are ROHS3 compliant and represent established manufacturers with stable product lines.

Q: Can EMK107B7104MA-T be used in new designs?

A: No. EMK107B7104MA-T is classified as "Not For New Designs." For new designs, select from Active status parts: C0603C104M4RAC7867 (KEMET), KGM15AR71C104MT (KYOCERA AVX), VJ0603Y104KXJAC (Vishay Vitramon), or equivalent alternatives with Active product status.

Q: What is the operating temperature range for substitute parts?

A: All substitute parts maintain the same operating temperature range as the original: -55°C to 125°C, except VJ0603Y104KXJAC which extends to -55°C to 150°C. This extended range does not affect compatibility in standard applications.

Q: Are all substitute parts RoHS compliant?

A: Most substitutes are ROHS3 compliant. Exceptions are KYOCERA AVX parts 0603YC104MA12A and 0603YC104MA19A, which are RoHS non-compliant. For RoHS-required applications, select KEMET, Taiyo Yuden, or Vishay Vitramon alternatives.

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