Equivalent & Substitute Parts for MMZ2012Y152BTD25

Part Overview

The MMZ2012Y152BTD25 is a 1.5 kOhms @ 100 MHz signal line ferrite bead manufactured by TDK Corporation in 0805 (2012 Metric) surface mount package. This component is classified as Last Time Buy, indicating discontinued production. The part carries AEC-Q200 automotive qualification and ROHS3 compliance. Alternative equivalent and substitute parts are necessary due to product status and supply continuity requirements.

Substiute Parts

MMZ2012Y152BTD25

TDK CorporationIn Stock: 942MMZ2012Y152BTD25 Datasheet

Current PartRFQ

MMZ1608Y152BTD25

TDK CorporationIn Stock: 40687MMZ1608Y152BTD25 Datasheet

MFR RecommendedRFQ

MG2029-152Y

Bourns Inc.In Stock: 1009MG2029-152Y Datasheet

MFR RecommendedRFQ

782853152

Würth ElektronikIn Stock: 23981782853152 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for ferrite bead components is determined by the following parameters:

• Impedance @ Frequency: Must match 1.5 kOhms @ 100 MHz
• Filter Type: Must support Signal Line application
• Number of Lines: Must be 1 line configuration
• Package / Case: Physical footprint compatibility (0805 preferred for direct replacement)
• Operating Temperature Range: Must encompass -55°C ~ 125°C
• Current Rating: Must meet or exceed application requirements
• DC Resistance: Lower DCR values indicate better performance characteristics

The substitute parts listed below meet the core impedance and electrical specifications. Package variations and current rating differences are noted for engineering evaluation.

Parameter Comparison

Engineering Selection Recommendations

MMZ1608Y152BTD25 (TDK Corporation - MFR Recommended)

This TDK substitute maintains identical impedance and temperature specifications. The 0603 (1608 Metric) package is smaller than the original 0805. Current rating is reduced to 300mA with increased DCR of 600mOhm. Selection is appropriate for applications with current requirements below 300mA. Active product status ensures supply continuity.

MG2029-152Y (Bourns Inc. - MFR Recommended)

This Bourns substitute maintains 0805 package compatibility with the original part. Impedance and temperature specifications are identical. Current rating is significantly reduced to 100mA with DCR of 550mOhm. This part supports both Power and Signal Line filter applications. Selection is appropriate only for low-current applications below 100mA. Active product status ensures supply continuity.

782853152 (Würth Elektronik - Parametric Equivalent)

This Würth Elektronik substitute provides the best current handling capability at 700mA with the lowest DCR of 350mOhm. Package remains 0805 (2012 Metric) for direct footprint compatibility. Impedance and temperature specifications match the original part. AEC-Q200 rating is maintained. Selection is appropriate for applications requiring higher current capacity or lower insertion loss. Active product status ensures supply continuity.

Frequently Asked Questions (FAQ)

Q: Can MMZ1608Y152BTD25 be used as a direct replacement for MMZ2012Y152BTD25?

A: Electrical substitution is valid based on matching impedance and temperature specifications. However, the 0603 (1608 Metric) package is physically smaller than 0805 (2012 Metric). PCB layout modification is required. Current rating is reduced to 300mA, which may limit application scope.

Q: What is the primary difference between the Würth Elektronik 782853152 and the original TDK part?

A: The 782853152 provides superior current handling at 700mA versus 500mA, with lower DC resistance of 350mOhm versus 400mOhm. Both maintain identical impedance, temperature range, and 0805 package footprint. The Würth part offers better performance characteristics for high-current signal line applications.

Q: Is the Bourns MG2029-152Y suitable for all applications using MMZ2012Y152BTD25?

A: The MG2029-152Y is limited to applications with current requirements below 100mA. The significantly reduced current rating makes this part unsuitable for designs requiring the full 500mA capability of the original part. Electrical impedance and temperature specifications are compatible.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original MMZ2012Y152BTD25 specifications.

Q: Which substitute part offers the best overall compatibility?

A: The 782853152 from Würth Elektronik provides the closest performance match with identical 0805 package footprint, higher current rating, and lower DC resistance. This part is recommended for direct replacement in applications requiring full current capacity.