FB03YTYH600 Equivalent & Substitute Parts Reference

Part Overview

The FB03YTYH600 is a 60 Ohm ferrite bead manufactured by Stackpole Electronics Inc, designed for power line filtering applications in 0603 (1608 Metric) surface mount packages. This component operates at 100 MHz impedance with a maximum current rating of 3A and DC resistance of 40 mOhm across an operating temperature range of -55°C to 125°C. The part is currently active in production. Equivalent and substitute parts are identified based on matching or superior electrical and mechanical specifications within the same package class, enabling design flexibility and supply chain alternatives.

Key Parameters

Parameter	FB03YTYH600 Specification
Impedance @ 100 MHz	60 Ohms
Current Rating (Max)	3A
DC Resistance (Max)	40 mOhm
Package / Case	0603 (1608 Metric)
Mounting Type	Surface Mount
Operating Temperature Range	-55°C to 125°C
Filter Type	Power Line
Number of Lines	1
Height (Max)	0.037" (0.95 mm)
Size / Dimension	0.063" L x 0.031" W (1.60 mm x 0.80 mm)

Substitute Part Grouping Explanation

Substitution eligibility for the FB03YTYH600 is determined by the following critical parameters:

Primary Matching Criteria:

Impedance @ 100 MHz: 60 Ohms (exact match required for signal integrity)
Package / Case: 0603 (1608 Metric) (physical compatibility)
Mounting Type: Surface Mount (assembly compatibility)
Number of Lines: 1 (functional equivalence)
Operating Temperature Range: -55°C to 125°C (environmental compatibility)

Secondary Compatibility Criteria:

Current Rating (Max): 3A or higher (equal or superior current handling)
DC Resistance (Max): 40 mOhm or lower (equal or superior performance)
Height (Max): 0.037" (0.95 mm) or lower (PCB clearance compatibility)

Parts are grouped into two categories:

Category A - Direct Electrical Equivalents (60 Ohm @ 100 MHz): Parts matching all primary criteria with identical or superior current and resistance specifications. These parts are fully interchangeable without circuit redesign.

Category B - Parameter Variants (70 Ohm @ 100 MHz or Enhanced Current Rating): Parts with impedance or current specifications that differ from the main part. These require design verification before substitution.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Impedance @ 100 MHz	Current Rating (Max)	DC Resistance (Max)	Package / Case	Height (Max)	Filter Type	RoHS Status
FB03YTYH600	Stackpole Electronics Inc	60 Ohms	3A	40 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Power Line	Not specified
2506036007Y3	Fair-Rite Products Corp.	60 Ohms	3A	40 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Signal Line	ROHS3 Compliant
742792602	Würth Elektronik	60 Ohms	3A	40 mOhm	0603 (1608 Metric)	0.039" (1.00 mm)	Signal Line	ROHS3 Compliant
ACML-0603U-700-T	Abracon LLC	70 Ohms	4A	20 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Power Line	ROHS3 Compliant
BBPY00160808600Y00	Pulse Electronics	60 Ohms	3A	40 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Not specified	ROHS3 Compliant
BBUP00160805700Y00	Pulse Electronics	70 Ohms	4A	20 mOhm	0603 (1608 Metric)	0.026" (0.65 mm)	Power Line	ROHS3 Compliant
BBUP00160808600Y00	Pulse Electronics	60 Ohms	4A	20 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Not specified	ROHS3 Compliant
BBUP00160808700Y00	Pulse Electronics	70 Ohms	4A	20 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Not specified	ROHS3 Compliant
BLM18KG700TN1D	Murata Electronics	70 Ohms	3.5A	22 mOhm	0603 (1608 Metric)	0.030" (0.75 mm)	Power Line	ROHS3 Compliant
BLM18SG700TN1D	Murata Electronics	70 Ohms	4A	20 mOhm	0603 (1608 Metric)	0.026" (0.65 mm)	Power Line	ROHS3 Compliant
CZP1JFTTD600P	KOA Speer Electronics, Inc.	60 Ohms	3A	40 mOhm	0603 (1608 Metric)	0.037" (0.95 mm)	Power Line	ROHS3 Compliant

Engineering Selection Recommendations

Direct Substitutes (Identical Electrical Specifications):

The following parts are direct substitutes for FB03YTYH600 with matching 60 Ohm impedance, 3A current rating, and 40 mOhm DC resistance:

BBPY00160808600Y00 (Pulse Electronics): Identical electrical specifications. ROHS3 compliant. Suitable for direct replacement in power line filtering applications.
CZP1JFTTD600P (KOA Speer Electronics, Inc.): Identical electrical specifications. ROHS3 compliant. Suitable for direct replacement in power line filtering applications.

Electrical Equivalents with Filter Type Variation:

2506036007Y3 (Fair-Rite Products Corp.): Matches all electrical parameters (60 Ohms, 3A, 40 mOhm). Designated as Signal Line filter type versus Power Line. ROHS3 compliant. Electrical compatibility confirmed; filter type designation reflects application optimization.
742792602 (Würth Elektronik, WE-CBF series): Matches all electrical parameters (60 Ohms, 3A, 40 mOhm). Height specification 0.039" (1.00 mm) versus 0.037" (0.95 mm) requires PCB clearance verification. Designated as Signal Line filter type. ROHS3 compliant.

Enhanced Performance Alternatives (Higher Current Rating, Lower DCR):

The following parts provide superior current handling and lower DC resistance while maintaining 0603 package compatibility:

BBUP00160808600Y00 (Pulse Electronics): 60 Ohm impedance with 4A current rating and 20 mOhm DCR. ROHS3 compliant. Suitable where higher current capacity is required.
ACML-0603U-700-T (Abracon LLC): 70 Ohm impedance with 4A current rating and 20 mOhm DCR. ROHS3 compliant. Impedance increase requires circuit verification.
BLM18KG700TN1D (Murata Electronics, EMIFIL® BLM18 series): 70 Ohm impedance with 3.5A current rating and 22 mOhm DCR. Height 0.030" (0.75 mm). ROHS3 compliant. Impedance increase requires circuit verification.
BLM18SG700TN1D (Murata Electronics, EMIFIL® BLM18 series): 70 Ohm impedance with 4A current rating and 20 mOhm DCR. Height 0.026" (0.65 mm). ROHS3 compliant. Impedance increase requires circuit verification.
BBUP00160805700Y00 (Pulse Electronics): 70 Ohm impedance with 4A current rating and 20 mOhm DCR. Height 0.026" (0.65 mm). ROHS3 compliant. Impedance increase requires circuit verification.
BBUP00160808700Y00 (Pulse Electronics): 70 Ohm impedance with 4A current rating and 20 mOhm DCR. ROHS3 compliant. Impedance increase requires circuit verification.

All substitute parts listed are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited) and REACH Unaffected status, meeting regulatory requirements for the FB03YTYH600 application.

Frequently Asked Questions (FAQ)

Q: Can I substitute FB03YTYH600 with a 70 Ohm ferrite bead?

A: Substitution with 70 Ohm parts (ACML-0603U-700-T, BLM18KG700TN1D, BLM18SG700TN1D, BBUP00160805700Y00, BBUP00160808700Y00) requires circuit verification. The impedance change from 60 Ohms to 70 Ohms alters filtering characteristics and may affect circuit performance. These parts are not direct substitutes without design review.

Q: What is the difference between Power Line and Signal Line filter types?

A: Filter type designation indicates the intended application. Power Line ferrite beads are optimized for power distribution filtering, while Signal Line beads are optimized for signal integrity. The FB03YTYH600 is designated Power Line. Fair-Rite 2506036007Y3 and Würth Elektronik 742792602 are designated Signal Line but share identical electrical parameters (60 Ohms, 3A, 40 mOhm). Substitution between filter types requires application-specific verification.

Q: Are all substitute parts in the same 0603 package?

A: Yes, all listed substitute parts use the 0603 (1608 Metric) package. However, height specifications vary: FB03YTYH600 maximum height is 0.037" (0.95 mm), while some alternatives are lower (0.026" to 0.030") or slightly higher (0.039"). Verify PCB clearance requirements before substitution.

Q: Which substitute offers the best current handling capacity?

A: Multiple substitutes offer 4A current rating with 20 mOhm DCR: ACML-0603U-700-T, BBUP00160805700Y00, BBUP00160808700Y00, and BLM18SG700TN1D. These provide superior current capacity compared to the FB03YTYH600 (3A, 40 mOhm). Selection depends on impedance requirements: 60 Ohm options are BBUP00160808600Y00; 70 Ohm options are the others listed.

Q: Is RoHS compliance important for substitution?

A: The FB03YTYH600 RoHS status is not specified in the provided data. All listed substitute parts are ROHS3 compliant. If RoHS3 compliance is required for your application, all substitutes meet this requirement. Verify your application's regulatory requirements before final selection.

Q: Can I use BBPY00160808600Y00 as a direct replacement?

A: Yes. BBPY00160808600Y00 (Pulse Electronics) matches all electrical specifications of FB03YTYH600: 60 Ohm impedance, 3A current rating, 40 mOhm DCR, 0603 package, and 0.037" (0.95 mm) height. ROHS3 compliance is confirmed. This is a direct electrical equivalent.

Q: What is the advantage of lower DC resistance in substitute parts?

A: Lower DC resistance (20 mOhm versus 40 mOhm) reduces resistive heating and power dissipation in the ferrite bead. Parts with 20 mOhm DCR (ACML-0603U-700-T, BBUP series, BLM18 series) provide improved thermal performance, particularly in high-current applications. This is beneficial where thermal management is a design consideration.

Q: Do all substitutes have the same operating temperature range?

A: Yes, all listed substitute parts operate across -55°C to 125°C, matching the FB03YTYH600 specification. Operating temperature range is consistent across all alternatives.

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