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LLMGA160808T102RG Ferrite Bead Equivalent & Substitute Parts
Part Overview
The LLMGA160808T102RG is a 1 kOhm power line ferrite bead manufactured by Taiyo Yuden, designed for surface mount applications in the 0603 (1608 Metric) package. This component operates across a temperature range of -40°C to 125°C and is rated for 600mA maximum current with 350mOhm DC resistance. The part is ROHS3 compliant and carries an active product status.
Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing due to inventory constraints, supply chain considerations, or when specific performance characteristics of alternative manufacturers better suit application requirements while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Impedance @ 100 MHz | 1 | kOhm |
| Current Rating (Maximum) | 600 | mA |
| DC Resistance (Maximum) | 350 | mOhm |
| Package / Case | 0603 (1608 Metric) | — |
| Operating Temperature Range | -40 to 125 | °C |
| Mounting Type | Surface Mount | — |
| Number of Lines | 1 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution eligibility for the LLMGA160808T102RG is determined by the following critical parameters:
Mandatory Matching Parameters:
- Impedance @ 100 MHz: 1 kOhm
- Package / Case: 0603 (1608 Metric)
- Number of Lines: 1
- Mounting Type: Surface Mount
Compatible Parameter Ranges:
- Current Rating (Maximum): 600mA or greater
- DC Resistance (Maximum): 350mOhm or less
- Operating Temperature Range: Must encompass -40°C to 125°C or provide equivalent coverage
- RoHS Status: ROHS3 Compliant or equivalent environmental compliance
Substitute parts are grouped into two categories based on filter type designation: Power Line ferrite beads and Signal Line ferrite beads. Power Line variants are direct functional equivalents for the LLMGA160808T102RG. Signal Line variants provide electrical compatibility but serve different application contexts. Parts without filter type designation are compatible based on electrical parameters alone.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Impedance @ 100 MHz | Current Rating (Max) | DC Resistance (Max) | Operating Temperature | Package / Case | Product Status | Filter Type |
|---|---|---|---|---|---|---|---|---|
| LLMGA160808T102RG | Taiyo Yuden | 1 kOhm | 600mA | 350mOhm | -40°C ~ 125°C | 0603 (1608 Metric) | Active | Power Line |
| FBMH1608HM102-T | Taiyo Yuden | 1 kOhm | 600mA | 350mOhm | -40°C ~ 125°C | 0603 (1608 Metric) | Not For New Designs | Power Line |
| LSMGA160808T102RG | Taiyo Yuden | 1 kOhm | 600mA | 350mOhm | -40°C ~ 125°C | 0603 (1608 Metric) | Active | Power Line |
| 742792662 | Würth Elektronik | 1 kOhm | 600mA | 300mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | Signal Line |
| BBPY00160808102Y00 | Pulse Electronics | 1 kOhm | 800mA | 250mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | — |
| BLM18HE102SN1D | Murata Electronics | 1 kOhm | 600mA | 350mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | Signal Line |
| BLM18HE102SZ1D | Murata Electronics | 1 kOhm | 600mA | 350mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | Signal Line |
| CTCB0603F-102P | Central Technologies | 1 kOhm | 800mA | 250mOhm | -40°C ~ 125°C | 0603 (1608 Metric) | Active | Power Line |
| CTCB0603F-102S | Central Technologies | 1 kOhm | 800mA | 250mOhm | -40°C ~ 125°C | 0603 (1608 Metric) | Active | — |
| HCB05-102-RC | Allied Components International | 1 kOhm | 800mA | 20mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | Power Line |
| HPZ1608D102-R60TF | Shenzhen Sunlord Electronics Co., Ltd. | 1 kOhm | 600mA | 350mOhm | -55°C ~ 125°C | 0603 (1608 Metric) | Active | Power Line |
Engineering Selection Recommendations
Primary Equivalent (Active Status, Taiyo Yuden): LSMGA160808T102RG is the recommended primary substitute. This part maintains identical electrical specifications to the LLMGA160808T102RG, operates across the same temperature range, carries active product status, and is manufactured by the same supplier. This substitution presents no design or performance trade-offs.
Secondary Equivalents (Active Status, Power Line Classification): HPZ1608D102-R60TF (Shenzhen Sunlord Electronics), CTCB0603F-102P (Central Technologies), and HCB05-102-RC (Allied Components International) are active power line ferrite beads with identical impedance and current ratings. HPZ1608D102-R60TF and HCB05-102-RC extend the operating temperature range to -55°C. HCB05-102-RC provides significantly lower DC resistance (20mOhm versus 350mOhm), which reduces power dissipation in high-current applications. CTCB0603F-102P and HCB05-102-RC support higher current ratings (800mA versus 600mA).
Alternative Equivalents (Active Status, Enhanced Performance): BBPY00160808102Y00 (Pulse Electronics) and CTCB0603F-102S (Central Technologies) offer 800mA current ratings and 250mOhm DC resistance, providing improved thermal performance. Both maintain the 1 kOhm impedance and 0603 package specification.
Signal Line Alternatives (Active Status): BLM18HE102SN1D and BLM18HE102SZ1D (Murata Electronics EMIFIL® series) and 742792662 (Würth Elektronik WE-CBF series) are signal line ferrite beads with identical impedance specifications. These parts are suitable for signal path applications where power line filtering is not required. The Würth part provides lower DC resistance (300mOhm).
Legacy Equivalent (Not For New Designs): FBMH1608HM102-T (Taiyo Yuden FB series) matches all electrical specifications but carries "Not For New Designs" status. This part is suitable only for legacy system maintenance or replacement applications.
Frequently Asked Questions (FAQ)
Q: Can LSMGA160808T102RG directly replace LLMGA160808T102RG in new designs?
A: Yes. LSMGA160808T102RG is a direct parametric equivalent manufactured by Taiyo Yuden with identical impedance (1 kOhm @ 100 MHz), current rating (600mA), DC resistance (350mOhm), operating temperature range (-40°C to 125°C), and package specification (0603 / 1608 Metric). Both parts carry active product status and ROHS3 compliance.
Q: What is the difference between Power Line and Signal Line ferrite beads in this product group?
A: Power Line ferrite beads are designed for filtering in power distribution circuits and typically handle higher current levels with emphasis on impedance at the target frequency. Signal Line ferrite beads are optimized for signal integrity in data and communication paths. Electrically, both variants in this comparison maintain the same 1 kOhm impedance @ 100 MHz and 0603 package, but application context differs. Power Line variants are direct functional replacements for the LLMGA160808T102RG.
Q: Which substitute offers the lowest DC resistance?
A: HCB05-102-RC (Allied Components International) provides 20mOhm DC resistance, significantly lower than the LLMGA160808T102RG specification of 350mOhm. This reduction minimizes resistive losses and heat generation in applications with sustained current flow. This part also supports 800mA current rating and operates across -55°C to 125°C.
Q: Are all substitute parts ROHS3 compliant?
A: All listed substitute parts carry ROHS3 compliance or equivalent environmental certification. FBMH1608HM102-T, LSMGA160808T102RG, 742792662, BBPY00160808102Y00, BLM18HE102SN1D, BLM18HE102SZ1D, CTCB0603F-102P, CTCB0603F-102S, HCB05-102-RC, and HPZ1608D102-R60TF all meet ROHS3 requirements.
Q: Can I use a substitute with higher current rating (800mA) in place of the 600mA rated LLMGA160808T102RG?
A: Yes. Parts rated for 800mA current (BBPY00160808102Y00, CTCB0603F-102P, CTCB0603F-102S, and HCB05-102-RC) are electrically compatible and provide additional current capacity margin. The higher rating does not degrade performance in applications operating at or below 600mA.
Q: What is the significance of the extended temperature range (-55°C to 125°C) offered by some substitutes?
A: Several substitute parts extend the lower operating temperature limit from -40°C to -55°C. This extended range accommodates applications in colder environments or equipment with wider thermal operating specifications. If your application operates only within -40°C to 125°C, this extended range provides no functional advantage but offers design flexibility for future applications.
Q: Why is FBMH1608HM102-T marked "Not For New Designs"?
A: FBMH1608HM102-T carries "Not For New Designs" status, indicating that Taiyo Yuden has transitioned this product line. While electrically equivalent, this part is intended for legacy system support and replacement only. New designs should utilize LSMGA160808T102RG or other active-status alternatives.
Q: Are all substitute parts available in the same packaging format?
A: All substitute parts are available in 0603 (1608 Metric) surface mount packages. Packaging format (Tape & Reel or Cut Tape) varies by manufacturer and supplier. Verify packaging availability with your component distributor for your specific procurement requirements.
Q: Which substitute offers the best overall performance improvement?
A: Selection depends on application requirements. HCB05-102-RC provides the lowest DC resistance (20mOhm) for minimal power dissipation. BBPY00160808102Y00 and CTCB0603F-102P offer balanced improvements with 800mA current rating and 250mOhm DC resistance. For extended temperature operation, HPZ1608D102-R60TF, BLM18HE102SN1D, BLM18HE102SZ1D, and HCB05-102-RC support -55°C to 125°C range.
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