CIS41P600AE Equivalent & Substitute Parts Reference

Part Overview

The CIS41P600AE is a 1806 (4516 Metric) surface mount ferrite bead manufactured by Samsung Electro-Mechanics. This power line filter component operates at 60 Ohms impedance @ 100 MHz with a maximum current rating of 6A and 10mOhm DC resistance. The part is classified as obsolete, making equivalent and substitute components necessary for ongoing design support and procurement continuity. The CIS series ferrite bead is designed for electromagnetic interference (EMI) suppression in power distribution applications requiring single-line filtering across the 1806 package footprint.

Key Parameters

Parameter	Value
Manufacturer Part Number	CIS41P600AE
Manufacturer	Samsung Electro-Mechanics
Product Status	Obsolete
Filter Type	Power Line
Number of Lines	1
Impedance @ Frequency	60 Ohms @ 100 MHz
Current Rating (Max)	6A
DC Resistance (DCR) (Max)	10mOhm
Operating Temperature Range	-55°C ~ 125°C
Package / Case	1806 (4516 Metric)
Mounting Type	Surface Mount
Size / Dimension	0.177" L x 0.063" W (4.50mm x 1.60mm)
Height (Max)	0.071" (1.80mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution of the CIS41P600AE ferrite bead is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Package / Case: 1806 (4516 Metric) — mechanical and footprint compatibility
Impedance @ Frequency: 60 Ohms @ 100 MHz — electrical filtering performance
Current Rating (Max): 6A — power handling capacity
DC Resistance (DCR) (Max): 10mOhm — insertion loss and thermal characteristics
Operating Temperature Range: -55°C ~ 125°C — thermal operating envelope
Number of Lines: 1 — single-line configuration
Mounting Type: Surface Mount — assembly process compatibility

Substitution Categories:

Direct Equivalents — Parts matching all primary criteria with identical impedance (60 Ohms @ 100 MHz), current rating (6A), and DCR specifications (≤10mOhm):

BLM41PG600SN1L (Murata Electronics) — Power Line filter, 9mOhm DCR
HCB 4516KF-600T60 (TAI-TECH Advanced Electronics) — Power Line filter, 10mOhm DCR
FBU451616T-600Y-S (Cal-Chip Electronics) — Power Line filter, 8mOhm DCR

Functional Equivalents — Parts matching mechanical and thermal parameters with identical impedance (60 Ohms @ 100 MHz) and current rating (6A) but differing in filter type classification:

742792410 (Würth Elektronik) — Signal Line filter, 10mOhm DCR

Parametric Alternatives — Parts matching package, mounting, and thermal specifications with variations in impedance or current rating:

742792411 (Würth Elektronik) — 80 Ohms @ 100 MHz, 3A current rating, 40mOhm DCR
2518065007Y6 (Fair-Rite Products) — 50 Ohms @ 100 MHz, 6A current rating, 10mOhm DCR
FBU451616T-720Y-S (Cal-Chip Electronics) — 72 Ohms @ 100 MHz, 6A current rating, 10mOhm DCR

Legacy Equivalent — Obsolete part with matching specifications:

MH4516-600Y (Bourns Inc.) — Power/Signal Line filter, 10mOhm DCR, Obsolete status

Parameter Comparison

Part Number	Manufacturer	Product Status	Filter Type	Impedance @ 100 MHz	Current Rating (Max)	DCR (Max)	Package	RoHS Status
CIS41P600AE	Samsung Electro-Mechanics	Obsolete	Power Line	60 Ohms	6A	10mOhm	1806 (4516 Metric)	ROHS3 Compliant
BLM41PG600SN1L	Murata Electronics	Active	Power Line	60 Ohms	6A	9mOhm	1806 (4516 Metric)	ROHS3 Compliant
HCB 4516KF-600T60	TAI-TECH Advanced Electronics	Active	Power Line	60 Ohms	6A	10mOhm	1806 (4516 Metric)	RoHS Compliant
FBU451616T-600Y-S	Cal-Chip Electronics	Active	Power Line	60 Ohms	6A	8mOhm	1806 (4516 Metric)	RoHS Compliant
742792410	Würth Elektronik	Active	Signal Line	60 Ohms	6A	10mOhm	1806 (4516 Metric)	ROHS3 Compliant
MH4516-600Y	Bourns Inc.	Obsolete	Power, Signal Line	60 Ohms	6A	10mOhm	1806 (4516 Metric)	ROHS3 Compliant
742792411	Würth Elektronik	Active	Signal Line	80 Ohms	3A	40mOhm	1806 (4516 Metric)	ROHS3 Compliant
2518065007Y6	Fair-Rite Products	Active	Signal Line	50 Ohms	6A	10mOhm	1806 (4516 Metric)	ROHS3 Compliant
FBU451616T-720Y-S	Cal-Chip Electronics	Active	Power Line	72 Ohms	6A	10mOhm	1806 (4516 Metric)	RoHS Compliant

Engineering Selection Recommendations

Primary Recommendation for Direct Replacement:

BLM41PG600SN1L (Murata Electronics EMIFIL® series) is the preferred direct substitute. This part maintains identical impedance (60 Ohms @ 100 MHz), current rating (6A), and package specifications while offering improved DC resistance (9mOhm versus 10mOhm). The component is in active production status with ROHS3 compliance and unlimited moisture sensitivity rating. Murata's EMIFIL® series provides established supply chain availability and design documentation compatibility.

Secondary Recommendations:

HCB 4516KF-600T60 (TAI-TECH Advanced Electronics) provides exact parameter matching including 10mOhm DCR specification. This part is actively manufactured and maintains full compliance with RoHS standards and the 1806 package footprint.

FBU451616T-600Y-S (Cal-Chip Electronics FBU series) offers superior DC resistance performance at 8mOhm, reducing insertion loss and thermal dissipation. This component is actively produced with RoHS compliance.

Alternative Selection Criteria:

742792410 (Würth Elektronik WE-CBF series) provides electrical equivalence with identical impedance and current specifications but is classified as a Signal Line filter versus Power Line. This distinction reflects application-specific EMI suppression characteristics. Selection of this part requires confirmation that signal line filtering performance is acceptable for the target application.

Parametric Alternatives for Modified Specifications:

FBU451616T-720Y-S (Cal-Chip Electronics) offers 72 Ohms @ 100 MHz impedance with maintained 6A current rating and 10mOhm DCR. This part is suitable for applications requiring higher impedance filtering within the same thermal and mechanical envelope.

2518065007Y6 (Fair-Rite Products) provides 50 Ohms @ 100 MHz impedance with 6A current rating and 10mOhm DCR. This component is applicable to designs requiring lower impedance filtering characteristics.

Obsolete Parts:

MH4516-600Y (Bourns Inc.) and the original CIS41P600AE are both classified as obsolete. While MH4516-600Y maintains identical electrical specifications, active production alternatives are preferred for new designs and long-term supply assurance.

Frequently Asked Questions (FAQ)

Q: Can BLM41PG600SN1L directly replace CIS41P600AE without PCB modification?

A: Yes. Both components share identical 1806 (4516 Metric) package dimensions, surface mount configuration, and footprint specifications. No PCB layout changes are required. The 9mOhm DCR of BLM41PG600SN1L is within the 10mOhm maximum specification of the original part.

Q: What is the difference between Power Line and Signal Line ferrite beads?

A: Filter type designation reflects the primary application domain. Power Line ferrite beads are optimized for power distribution circuits and typically handle higher current levels with emphasis on power supply noise suppression. Signal Line ferrite beads are designed for signal integrity applications with emphasis on high-frequency noise attenuation. Both 742792410 (Signal Line) and BLM41PG600SN1L (Power Line) provide identical 60 Ohms @ 100 MHz impedance and 6A current rating, making them functionally equivalent for applications where the filter type distinction is not a design constraint.

Q: Are all substitute parts ROHS3 compliant?

A: BLM41PG600SN1L, 742792410, MH4516-600Y, 742792411, and 2518065007Y6 are ROHS3 compliant. HCB 4516KF-600T60 and FBU451616T-600Y-S are RoHS compliant but not specifically designated as ROHS3. For applications requiring ROHS3 certification, BLM41PG600SN1L is the recommended choice.

Q: What is the significance of DC Resistance (DCR) variation among substitutes?

A: DCR directly impacts insertion loss and thermal dissipation. Lower DCR values reduce power loss and heat generation. BLM41PG600SN1L (9mOhm) and FBU451616T-600Y-S (8mOhm) offer improved performance compared to the 10mOhm specification of CIS41P600AE. In high-current applications or thermally constrained designs, these lower DCR alternatives provide operational advantages.

Q: Can 742792411 (80 Ohms @ 100 MHz) be used as a substitute?

A: 742792411 is not a direct substitute. While it maintains the 1806 package and surface mount configuration, it differs in three critical parameters: impedance (80 Ohms versus 60 Ohms), current rating (3A versus 6A), and DCR (40mOhm versus 10mOhm). This part is suitable only for applications where higher impedance filtering and reduced current handling are acceptable design modifications.

Q: What is the moisture sensitivity level (MSL) rating and why is it important?

A: All listed substitute parts carry MSL Level 1 (Unlimited), indicating no moisture sensitivity constraints. Components can be stored indefinitely without desiccant packaging and do not require baking before reflow soldering. This specification ensures manufacturing process flexibility and eliminates moisture-related reliability concerns.

Q: Are there supply chain advantages to selecting one substitute over another?

A: BLM41PG600SN1L (Murata) and 742792410 (Würth Elektronik) show significantly higher inventory levels (66,866 and 43,637 units respectively) compared to other alternatives. These parts offer superior supply chain availability for high-volume production requirements. FBU451616T-600Y-S and HCB 4516KF-600T60 maintain moderate inventory levels (10,919 and 4,711 units) suitable for standard production volumes.

Q: Is the operating temperature range identical across all substitutes?

A: Yes. All substitute parts maintain the -55°C ~ 125°C operating temperature range specified for CIS41P600AE, ensuring thermal compatibility across the full design envelope.

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