FB03YTYH601 Ferrite Bead 600 Ohm 0603 Equivalent & Substitute Parts

Part Overview

The FB03YTYH601 is a single-line ferrite bead manufactured by Stackpole Electronics Inc, designed for power line filtering applications. This 0603 (1608 Metric) surface mount component provides 600 Ohms impedance at 100 MHz with a maximum current rating of 1A and 200mOhm DC resistance. The part is classified as Active status and operates across the temperature range of -55°C to 125°C.

Equivalent and substitute parts are identified based on matching core electrical parameters: impedance at frequency, package size, number of lines, and operating temperature range. Alternative components may vary in current rating capacity and DC resistance characteristics while maintaining functional compatibility in circuit applications.

Key Parameters

Parameter	FB03YTYH601 Value
Impedance @ Frequency	600 Ohms @ 100 MHz
Package / Case	0603 (1608 Metric)
Number of Lines	1
Current Rating (Max)	1A
DC Resistance (DCR) (Max)	200mOhm
Operating Temperature	-55°C ~ 125°C
Mounting Type	Surface Mount
Filter Type	Power Line
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following mandatory parameters:

Primary Matching Criteria:

Impedance @ Frequency: 600 Ohms @ 100 MHz (exact match required)
Package / Case: 0603 (1608 Metric) (exact match required)
Number of Lines: 1 (exact match required)
Operating Temperature Range: -55°C ~ 125°C (exact match required)
Mounting Type: Surface Mount (exact match required)

Secondary Variation Parameters (allowable differences):

Current Rating (Max): May exceed 1A
DC Resistance (DCR) (Max): May be lower than 200mOhm
Filter Type: Power Line or Signal Line applications
Packaging Format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel®

All identified substitute parts meet the primary matching criteria. Variations in current rating and DC resistance represent enhanced or equivalent performance characteristics suitable for direct component replacement in circuit designs.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Impedance @ 100 MHz	Current Rating (Max)	DCR (Max)	Package	Operating Temp	Filter Type	Product Status
FB03YTYH601	Stackpole Electronics Inc	600 Ohms	1A	200mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Power Line	Active
2506036017Y2	Fair-Rite Products Corp.	600 Ohms	2A	120mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Signal Line	Active
742792651	Würth Elektronik	600 Ohms	1A	200mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Signal Line	Active
ACML-0603U-601-T	Abracon LLC	600 Ohms	1A	150mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Power Line	Active
BBHV00160808601Y00	Pulse Electronics	600 Ohms	2A	100mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Not specified	Active
BBPY00160808601Y00	Pulse Electronics	600 Ohms	1A	200mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Not specified	Active
BLM18KG601SN1D	Murata Electronics	600 Ohms	1.3A	150mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Power Line	Active
BLM18KG601SZ1D	Murata Electronics	600 Ohms	1.3A	150mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Power Line	Active
BLM18SP601SN1D	Murata Electronics	600 Ohms	1.5A	140mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Power Line	Active
GMLB-160808-0600P-N8-RU	Mag Layers	600 Ohms	1.5A	200mOhm	0603 (1608 Metric)	-55°C ~ 125°C	Signal Line	Active

Engineering Selection Recommendations

All substitute parts listed are classified as Active product status, indicating current manufacturing availability and ongoing support. Selection among equivalent components is based on the following engineering considerations:

Direct Electrical Equivalents (Identical Specifications):

BBPY00160808601Y00 (Pulse Electronics): Matches FB03YTYH601 exactly in impedance, current rating, and DC resistance. ROHS3 compliant.
742792651 (Würth Elektronik): Matches impedance and DC resistance with 1A current rating. ROHS3 compliant. WE-CBF series designation.

Enhanced Current Capacity Alternatives:

BLM18KG601SN1D and BLM18KG601SZ1D (Murata Electronics): Provide 1.3A current rating with reduced DC resistance (150mOhm). EMIFIL® series, ROHS3 compliant.
BLM18SP601SN1D (Murata Electronics): Provides 1.5A current rating with 140mOhm DC resistance. ROHS3 compliant.
2506036017Y2 (Fair-Rite Products Corp.): Provides 2A current rating with 120mOhm DC resistance. ROHS3 compliant.
BBHV00160808601Y00 (Pulse Electronics): Provides 2A current rating with 100mOhm DC resistance. ROHS3 compliant.

Signal Line Application Alternatives:

742792651 (Würth Elektronik): Signal line classification with matching electrical specifications.
2506036017Y2 (Fair-Rite Products Corp.): Signal line classification with enhanced current capacity.
GMLB-160808-0600P-N8-RU (Mag Layers): Signal line classification with 1.5A current rating.

All substitute parts maintain compliance with ROHS3 standards and operate within the specified temperature range of -55°C to 125°C.

Frequently Asked Questions (FAQ)

Q: Can FB03YTYH601 be replaced with BBPY00160808601Y00?

A: Yes. BBPY00160808601Y00 is a direct electrical equivalent with identical impedance (600 Ohms @ 100 MHz), current rating (1A), DC resistance (200mOhm), package size (0603), and operating temperature range (-55°C ~ 125°C). Both are Active status products with ROHS3 compliance.

Q: What is the difference between power line and signal line ferrite beads in this product category?

A: Both filter types maintain the same electrical parameters (600 Ohms @ 100 MHz, 0603 package, single line). The classification indicates the intended application circuit topology. Power line beads are designed for main power distribution filtering, while signal line beads are optimized for signal integrity applications. Electrical substitution is valid between these classifications when core parameters match.

Q: Can I use a substitute with higher current rating than the original FB03YTYH601?

A: Yes. Substitutes with current ratings exceeding 1A (such as BLM18KG601SN1D at 1.3A or 2506036017Y2 at 2A) are electrically compatible. Higher current ratings indicate enhanced thermal performance and do not create circuit incompatibility. DC resistance values may also be lower, which represents improved performance.

Q: Are all substitute parts available in the same packaging format?

A: No. FB03YTYH601 is supplied in Tape & Reel (TR) format. Some substitutes are available in Cut Tape (CT) & Digi-Reel® format (742792651, BLM18KG601SN1D, BLM18KG601SZ1D). Verify packaging requirements with procurement specifications before component selection.

Q: What compliance certifications apply to these ferrite beads?

A: All listed substitute parts are ROHS3 compliant. Moisture Sensitivity Level (MSL) is rated as 1 (Unlimited) for all components. REACH status is either REACH Unaffected or REACH information available upon request. ECCN classification is EAR99 for all parts.

Q: Is DC resistance variation significant when selecting a substitute?

A: DC resistance variation from 100mOhm to 200mOhm represents acceptable performance range for this impedance class. Lower DC resistance values (100-150mOhm) indicate reduced insertion loss and improved thermal characteristics. Selection depends on circuit power dissipation requirements and thermal management design.

Q: Can FB03YTYH601 be substituted with 742792651 from Würth Elektronik?

A: Yes. 742792651 matches all primary substitution criteria: 600 Ohms @ 100 MHz impedance, 0603 package, single line, 1A current rating, 200mOhm DC resistance, and -55°C ~ 125°C operating temperature. The component is ROHS3 compliant and Active status. Packaging format differs (Cut Tape & Digi-Reel® versus Tape & Reel).

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