MEM2012TC151 Equivalent & Substitute Parts

Part Overview

The MEM2012TC151 is a 3rd order LC (T-Type) EMI filter designed for low-pass filtering applications in data line circuits for mobile devices. This component features a 150pF capacitance value, 1A current rating, and operates across the -40°C to 85°C temperature range. The part is classified as Obsolete, necessitating identification of suitable substitute components for ongoing design requirements and procurement needs.

Substiute Parts

MEM2012TC151

TDK CorporationIn Stock: 1049MEM2012TC151 Datasheet

Current PartRFQ

MEM2012SC151T001

TDK CorporationIn Stock: 4684MEM2012SC151T001 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MEM2012TC151 is determined by strict equivalence across the following critical parameters:

• Filter technology and order (LC T-Type, 3rd order low pass)
• Electrical specifications (150pF capacitance, 1A current, 12V rating)
• Operating temperature range (-40°C to 85°C)
• Physical form factor (0805/2012 metric surface mount)
• Single-channel configuration
• Application compatibility (data line filtering for mobile devices)

The substitute part MEM2012SC151T001 maintains functional and electrical equivalence across all these parameters while differing in pad configuration (6 PC Pad vs. 3 PC Pad) and product status classification.

Parameter Comparison

Engineering Selection Recommendations

The MEM2012SC151T001 serves as the manufacturer-recommended substitute for the obsolete MEM2012TC151. Both components maintain electrical and functional equivalence for low-pass EMI filtering in data line applications.

Key considerations for selection:

• The MEM2012SC151T001 carries a "Not For New Designs" status, indicating limited future availability. For new designs requiring long-term component sourcing, consultation with TDK Corporation regarding current-generation alternatives within the MEM series is advised.
• The substitute exhibits a marginal increase in channel resistance (0.15 Ohms vs. 0.12 Ohms) and height (0.95mm vs. 0.76mm), with pad configuration differences (6 PC vs. 3 PC). These variations remain within acceptable tolerances for the specified application.
• Both components maintain REACH compliance and identical moisture sensitivity ratings, supporting equivalent environmental and regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Can MEM2012SC151T001 directly replace MEM2012TC151 in existing designs?

A: Yes. Both components share identical electrical specifications (150pF, 1A, 12V, -40°C to 85°C), filter technology (LC T-Type, 3rd order), and physical footprint (0805/2012 metric). The primary difference is pad configuration (6 PC vs. 3 PC), which requires PCB layout verification to confirm compatibility with existing trace routing and pad patterns.

Q: What is the significance of the pad configuration difference?

A: The pad configuration (3 PC vs. 6 PC) refers to the number of connection pads on the component. This affects PCB footprint design and soldering approach. Verify that your PCB layout accommodates the 6-pad configuration of the substitute before implementation.

Q: Why is MEM2012SC151T001 marked "Not For New Designs"?

A: This classification indicates the component is in a mature or declining lifecycle phase. While suitable for replacement in existing applications, TDK Corporation does not recommend it for new product development. Contact the manufacturer for current-generation alternatives if designing new systems.

Q: Are there compliance or certification differences between these parts?

A: Both components maintain identical REACH compliance status (REACH Unaffected) and moisture sensitivity levels (MSL 1 - Unlimited). No compliance or certification barriers exist for substitution.

Q: What is the impact of the resistance and height differences?

A: The channel resistance increases from 0.12 Ohms to 0.15 Ohms (0.03 Ohm difference), and height increases from 0.76mm to 0.95mm. For most data line filtering applications, these variations are negligible. Verify thermal and electrical performance requirements in your specific circuit to confirm acceptability.