0612ZC105MAT2A Equivalent & Substitute Parts

Part Overview

The 0612ZC105MAT2A is a 1 µF ±20% 10V ceramic capacitor manufactured by KYOCERA AVX in 0612 (1632 Metric) package with X7R temperature coefficient. This surface mount multilayer ceramic capacitor (MLCC) is designed for bypass and decoupling applications with low ESL (reverse geometry) construction. The part is currently active in production with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1).

Equivalent and substitute parts are identified based on matching or exceeding the electrical and mechanical specifications of the original component, ensuring functional compatibility in target applications.

Key Parameters

Parameter	Value
Capacitance	1 µF
Voltage Rating	10V
Tolerance	±20%
Temperature Coefficient	X7R
Operating Temperature Range	-55°C ~ 125°C
Package / Case	0612 (1632 Metric)
Mounting Type	Surface Mount, MLCC
Features	Low ESL (Reverse Geometry)
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 0612ZC105MAT2A are classified into two categories based on electrical parameter compatibility:

Direct Equivalents (Same Electrical Specifications): Parts maintaining identical capacitance (1 µF), voltage rating (10V), tolerance (±20%), and temperature coefficient (X7R). These parts are pin-compatible and functionally interchangeable without circuit redesign.

Upgrade Substitutes (Enhanced Electrical Specifications): Parts with increased voltage rating (16V) while maintaining 1 µF capacitance and X7R temperature coefficient. These parts provide higher voltage margin and are suitable for applications where the original 10V rating is marginal or where design flexibility is required.

All substitute parts share the following critical parameters with the main part:

Capacitance: 1 µF
Temperature Coefficient: X7R
Package: 0612 (1632 Metric)
Mounting Type: Surface Mount, MLCC
Operating Temperature: -55°C ~ 125°C
RoHS3 Compliance
MSL 1 Rating

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage Rating	Tolerance	Temperature Coefficient	Thickness (Max)	Product Status	Inventory
0612ZC105MAT2A	KYOCERA AVX	1 µF	10V	±20%	X7R	0.050" (1.27mm)	Active	1005 Pcs
KGL31ZR71A105MT	KYOCERA AVX	1 µF	10V	±20%	X7R	0.030" (0.76mm)	Active	2726 Pcs
KGL31NR71C105KU	KYOCERA AVX	1 µF	16V	±10%	X7R	0.050" (1.27mm)	Active	6928 Pcs
KGL31NR71C105MU	KYOCERA AVX	1 µF	16V	±20%	X7R	0.050" (1.27mm)	Active	19229 Pcs
LLL31MR71C105MA01L	Murata Electronics	1 µF	16V	±20%	X7R	0.049" (1.25mm)	Last Time Buy	1302 Pcs

Engineering Selection Recommendations

KGL31ZR71A105MT is a direct equivalent offering identical electrical performance with reduced thickness (0.030" vs 0.050"), providing space optimization benefits while maintaining all compliance certifications and active production status.

KGL31NR71C105KU and KGL31NR71C105MU are upgrade substitutes with 16V voltage rating, suitable for applications requiring higher voltage margin. KGL31NR71C105KU offers improved tolerance (±10% vs ±20%), while KGL31NR71C105MU maintains ±20% tolerance with significantly higher inventory availability (19229 Pcs).

LLL31MR71C105MA01L (Murata Electronics) is functionally compatible but carries Last Time Buy status, indicating discontinued production. This part should be selected only when manufacturer diversity is required and long-term availability is not a constraint.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C ~ 125°C operating temperature range, ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can KGL31ZR71A105MT be used as a direct replacement for 0612ZC105MAT2A?

A: Yes. Both parts share identical electrical specifications (1 µF, 10V, ±20%, X7R). The primary difference is reduced thickness (0.030" vs 0.050"), which is mechanically compatible with standard 0612 footprints and provides PCB assembly benefits.

Q: What is the advantage of using 16V rated substitutes (KGL31NR71C105KU or KGL31NR71C105MU)?

A: The 16V rating provides 60% higher voltage margin compared to the original 10V specification. This is beneficial in applications where supply voltage tolerance, transient overvoltage, or design margin is a consideration. The capacitance and temperature coefficient remain unchanged.

Q: Is KGL31NR71C105KU preferable to KGL31NR71C105MU?

A: KGL31NR71C105KU offers tighter tolerance (±10% vs ±20%), which may be advantageous in precision applications. However, KGL31NR71C105MU provides significantly higher inventory (19229 Pcs vs 6928 Pcs) and identical voltage/capacitance specifications. Selection depends on tolerance requirements and supply chain priorities.

Q: Should LLL31MR71C105MA01L be considered for new designs?

A: LLL31MR71C105MA01L carries Last Time Buy status, indicating end-of-life production. This part is suitable only for legacy system support or when cross-manufacturer qualification is mandatory. For new designs, KYOCERA AVX alternatives are recommended due to active production status.

Q: Are all substitute parts compatible with the original 0612 PCB footprint?

A: Yes. All substitute parts use the 0612 (1632 Metric) package with identical length (0.063") and width (0.126"). Thickness variations (0.030" to 0.050") are within standard PCB assembly tolerances and do not affect footprint compatibility.

Q: Do substitute parts maintain the same RoHS and REACH compliance?

A: Yes. All listed substitute parts are ROHS3 compliant and REACH unaffected, matching the original part's regulatory status.

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