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WLBD2012HCU600TH Equivalent & Substitute Parts
Part Overview
The WLBD2012HCU600TH is a 60 Ohm ferrite bead manufactured by Walsin Technology Corporation, designed for power line filtering applications in 0805 (2012 Metric) surface mount packages. This component operates at 100 MHz impedance with a maximum current rating of 3A and DC resistance of 40mOhm. The part is Active status and ROHS3 compliant. Substitute parts are identified based on matching electrical characteristics, package dimensions, and operational parameters to ensure functional equivalence in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | WLBD2012HCU600TH |
| Manufacturer | Walsin Technology Corporation |
| Description | FERRITE BEAD 60 OHM 0805 1LN |
| Impedance @ Frequency | 60 Ohms @ 100 MHz |
| Current Rating (Max) | 3A |
| DC Resistance (DCR) (Max) | 40mOhm |
| Package / Case | 0805 (2012 Metric) |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 125°C |
| Filter Type | Power Line |
| Number of Lines | 1 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitute parts for the WLBD2012HCU600TH are grouped based on the following critical parameters that determine functional equivalence:
Primary Matching Criteria:
- Impedance @ 100 MHz: 60 Ohms (exact match required for primary substitutes)
- Package / Case: 0805 (2012 Metric) (mandatory for mechanical compatibility)
- Number of Lines: 1 (single line configuration)
- Mounting Type: Surface Mount
- Operating Temperature Range: -55°C ~ 125°C (minimum requirement)
- RoHS Status: ROHS3 Compliant
Secondary Consideration Parameters:
- Current Rating (Max): 3A or higher
- DC Resistance (DCR) (Max): 40mOhm or lower
- Filter Type: Power Line (preferred) or unspecified
Parts are classified into two categories: Direct Equivalents (matching all primary criteria with identical impedance) and Parametric Alternatives (matching primary criteria with variations in current rating, DCR, or filter type designation).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Impedance @ Frequency | Current Rating (Max) | DC Resistance (Max) | Package / Case | Filter Type | Height (Max) | RoHS Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|
| WLBD2012HCU600TH | Walsin Technology Corporation | 60 Ohms @ 100 MHz | 3A | 40mOhm | 0805 (2012 Metric) | Power Line | 0.026" (0.65mm) | ROHS3 Compliant | Active |
| 2508056007Y3 | Fair-Rite Products Corp. | 60 Ohms @ 100 MHz | 3A | 40mOhm | 0805 (2012 Metric) | Signal Line | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| 2508056007Y6 | Fair-Rite Products Corp. | 60 Ohms @ 100 MHz | 6A | 20mOhm | 0805 (2012 Metric) | Signal Line | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| 742792063 | Würth Elektronik | 60 Ohms @ 100 MHz | 3A | 25mOhm | 0805 (2012 Metric) | Signal Line | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| BBPY00201209500Y00 | Pulse Electronics | 50 Ohms @ 100 MHz | 3A | 25mOhm | 0805 (2012 Metric) | Unspecified | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| BBPY00201209600Y00 | Pulse Electronics | 60 Ohms @ 100 MHz | 3A | 30mOhm | 0805 (2012 Metric) | Unspecified | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| BBPY00201209700Y00 | Pulse Electronics | 70 Ohms @ 100 MHz | 3A | 40mOhm | 0805 (2012 Metric) | Unspecified | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| BBUP00201209500Y00 | Pulse Electronics | 50 Ohms @ 100 MHz | 6A | 15mOhm | 0805 (2012 Metric) | Unspecified | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| BLM21PG600SN1D | Murata Electronics | 60 Ohms @ 100 MHz | 3.5A | 20mOhm | 0805 (2012 Metric) | Power Line | 0.041" (1.05mm) | ROHS3 Compliant | Active |
| CZP2AFTTD600P | KOA Speer Electronics, Inc. | 60 Ohms @ 100 MHz | 3A | 40mOhm | 0805 (2012 Metric) | Power Line | 0.043" (1.10mm) | ROHS3 Compliant | Active |
| FBH201209T-500Y-S | Cal-Chip Electronics, Inc. | 50 Ohms @ 100 MHz | 3A | 30mOhm | 0805 (2012 Metric) | Power Line | 0.041" (1.05mm) | RoHS Compliant | Active |
Engineering Selection Recommendations
Direct Equivalents (Identical Impedance and Current Rating):
The following parts provide direct substitution with matching 60 Ohm impedance at 100 MHz and 3A current rating:
- BBPY00201209600Y00 (Pulse Electronics): Matches impedance and current rating with 30mOhm DCR. All compliance certifications align with primary part.
- CZP2AFTTD600P (KOA Speer Electronics, Inc.): Matches impedance, current rating, and DCR specifications exactly. Power Line filter type designation matches primary part. ROHS3 compliant.
Enhanced Performance Alternatives (Higher Current Rating):
- BLM21PG600SN1D (Murata Electronics): Provides 60 Ohm impedance with enhanced 3.5A current rating and reduced 20mOhm DCR. Power Line filter type. ROHS3 compliant. Suitable for applications requiring higher current capacity.
- 2508056007Y6 (Fair-Rite Products Corp.): Provides 60 Ohm impedance with 6A current rating and 20mOhm DCR. Signal Line designation. ROHS3 compliant. Suitable for high-current applications.
Parametric Alternatives (Impedance Variation):
Parts with impedance values differing from 60 Ohms are available for applications where impedance tolerance permits:
- BBPY00201209500Y00 (Pulse Electronics): 50 Ohm impedance, 3A rating, 25mOhm DCR. ROHS3 compliant.
- BBPY00201209700Y00 (Pulse Electronics): 70 Ohm impedance, 3A rating, 40mOhm DCR. ROHS3 compliant.
- BBUP00201209500Y00 (Pulse Electronics): 50 Ohm impedance, 6A rating, 15mOhm DCR. ROHS3 compliant.
- FBH201209T-500Y-S (Cal-Chip Electronics, Inc.): 50 Ohm impedance, 3A rating, 30mOhm DCR. Power Line filter type. RoHS compliant.
All substitute parts maintain 0805 (2012 Metric) package compatibility, surface mount mounting type, and -55°C to 125°C operating temperature range. All parts are Active status with MSL 1 (Unlimited) moisture sensitivity rating.
Frequently Asked Questions (FAQ)
Q: Can BBPY00201209600Y00 replace WLBD2012HCU600TH directly?
A: Yes. BBPY00201209600Y00 provides identical 60 Ohm impedance at 100 MHz, 3A current rating, and 0805 package. DCR is 30mOhm versus 40mOhm on the primary part, representing improved performance. Both are ROHS3 compliant and Active status.
Q: What is the difference between Power Line and Signal Line filter types?
A: Filter type designation indicates the intended application circuit. Power Line ferrite beads are designed for power supply filtering, while Signal Line beads are designed for signal path filtering. Both types with matching impedance and current ratings are electrically compatible in the 0805 package.
Q: Can I use BLM21PG600SN1D as a substitute if my circuit requires exactly 3A maximum current?
A: Yes. BLM21PG600SN1D has a 3.5A maximum current rating, which exceeds the 3A requirement. The part operates within the same impedance (60 Ohms @ 100 MHz) and temperature range (-55°C ~ 125°C). Higher current rating does not prevent substitution in circuits operating at or below 3A.
Q: Are there mechanical compatibility concerns with height variations?
A: All substitute parts use the 0805 (2012 Metric) package with compatible footprints. Height variations range from 0.026" to 0.043" (0.65mm to 1.10mm). These variations are within standard PCB assembly tolerances and do not affect mechanical compatibility or solderability.
Q: What does ROHS3 Compliant mean?
A: ROHS3 Compliant indicates the part meets Restriction of Hazardous Substances Directive 3 requirements, restricting specific hazardous materials in electrical and electronic equipment. All primary and substitute parts listed are ROHS3 compliant, ensuring regulatory alignment.
Q: Can I substitute a 50 Ohm part for a 60 Ohm requirement?
A: Impedance is a critical electrical parameter. Substitution with different impedance values (such as 50 Ohm or 70 Ohm parts) is only permissible if circuit design specifications allow impedance tolerance. Direct 60 Ohm equivalents are recommended for applications with strict impedance requirements.
Q: What is the significance of DC Resistance (DCR)?
A: DCR represents the resistive loss of the ferrite bead at DC and low frequencies. Lower DCR values reduce power dissipation and heat generation. Parts with lower DCR (such as BLM21PG600SN1D at 20mOhm) provide improved efficiency compared to the primary part at 40mOhm, though both are functionally compatible.
Q: Are all listed parts available in Tape & Reel packaging?
A: Most substitute parts are available in Tape & Reel (TR) packaging. BLM21PG600SN1D is available in Cut Tape (CT) & Digi-Reel® packaging. Packaging format does not affect electrical performance but may influence procurement and assembly processes.
Q: What is Moisture Sensitivity Level (MSL) 1?
A: MSL 1 indicates Unlimited moisture sensitivity, meaning the component does not require special moisture control during storage, handling, or assembly. All listed parts have MSL 1 rating, eliminating moisture-related compatibility concerns.
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