Amphenol ICC 54101-S0809LF Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 54101-S0809LF is a vertical rectangular connector header with 9 positions at 2.54mm pitch, designed for through-hole board-to-board applications. This connector features male pins with gold-plated mating contacts and tin-plated posts, rated for 3A per contact across an operating temperature range of -65°C to 125°C. The part is currently active in production and RoHS compliant.

Equivalent and substitute parts are identified when design requirements, supply constraints, or manufacturing transitions necessitate alternative connector solutions that maintain functional compatibility within the specified electrical and mechanical parameters.

Key Parameters

Parameter	54101-S0809LF
Connector Type	Header
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Number of Positions	9
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Current Rating	3A per Contact
Operating Temperature	-65°C ~ 125°C
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the 54101-S0809LF is determined by the following critical parameters:

Connector type (Header with male pins)
Pitch specification (0.100" / 2.54mm)
Position count (9 positions, single row)
Mounting method (Through hole, solder termination)
Current rating (3A per contact minimum)
Operating temperature range (minimum -65°C to 125°C coverage)
Flammability rating (UL94 V-0)

The identified substitute parts maintain these core electrical and mechanical specifications. Variations in contact finish, insulation material, and contact geometry remain within acceptable tolerances for board-to-board interconnection applications.

Parameter Comparison

Parameter	54101-S0809LF	4-103741-0-09	5-146278-9	M20-9770946	M20-9990945	M20-9990946	PBC09SAAN	PEC09SAAN
Manufacturer	Amphenol ICC	TE Connectivity	TE Connectivity	Harwin Inc.	Harwin Inc.	Harwin Inc.	Sullins	Sullins
Product Status	Active	Obsolete	Active	Active	Active	Active	Active	Active
Connector Type	Header	Header, Breakaway	Header, Breakaway	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header, Breakaway	Header, Breakaway
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Positions	9	9	9	9	9	9	9	9
Number of Rows	1	1	1	1	1	1	1	1
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Current Rating	3A per Contact	3A	3A	3A per Contact	3A per Contact	3A per Contact	3A	3A
Operating Temperature	-65°C ~ 125°C	-65°C ~ 105°C	-65°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-65°C ~ 125°C	-65°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Contact Finish - Mating	Gold or Gold, GXT™	Tin-Lead	Tin	Tin	Gold	Tin	Gold	Tin
Contact Material	Phosphor Bronze	Phosphor Bronze	Copper Alloy	Brass	Brass	Brass	Phosphor Bronze	Phosphor Bronze
RoHS Status	RoHS Compliant	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Equivalents (Active Status, Full Compliance):

PBC09SAAN and PEC09SAAN from Sullins Connector Solutions are direct functional equivalents. Both maintain the full operating temperature range of -65°C to 125°C, matching the 54101-S0809LF specification. PBC09SAAN features gold mating contacts identical to the primary part, while PEC09SAAN uses tin finish. Both are ROHS3 compliant and currently in active production.

Secondary Equivalents (Active Status, Temperature Derating):

The Harwin M20 series (M20-9770946, M20-9990945, M20-9990946) are functionally compatible but operate within a reduced temperature range of -40°C to 105°C. These parts are ROHS3 compliant and actively produced. M20-9990945 and M20-9990946 provide cuttable header configurations with extended post lengths. Selection depends on application temperature requirements and mechanical form factor needs.

TE Connectivity 5-146278-9 is an active production part with ROHS3 compliance but operates at -65°C to 105°C, providing partial temperature coverage. This part uses Liquid Crystal Polymer insulation and copper alloy contacts.

Not Recommended:

TE Connectivity 4-103741-0-09 is obsolete and RoHS non-compliant, making it unsuitable for new designs or applications requiring current regulatory compliance.

Frequently Asked Questions (FAQ)

Q: Can I substitute the 54101-S0809LF with any of these parts directly?

A: Direct substitution depends on application requirements. All listed parts share the core specifications: 9-position, 2.54mm pitch, through-hole solder termination, and 3A current rating. Verify operating temperature requirements and contact finish specifications for your application before selection.

Q: What is the difference between the Harwin M20 cuttable headers and the Amphenol BERGSTIK header?

A: The M20 series features cuttable construction, allowing individual positions to be separated. The 54101-S0809LF is a fixed 9-position header. Both maintain equivalent electrical performance and current ratings. Mechanical form factor and assembly requirements determine which is appropriate for your design.

Q: Are there RoHS compliance differences I should consider?

A: The 54101-S0809LF is RoHS compliant. The TE Connectivity 4-103741-0-09 is RoHS non-compliant and should not be used in new designs. All other substitute parts listed are ROHS3 compliant, meeting current regulatory requirements.

Q: How do contact finish options affect performance?

A: Gold-plated mating contacts (54101-S0809LF, PBC09SAAN, M20-9990945) provide enhanced corrosion resistance and lower contact resistance. Tin-plated contacts (PEC09SAAN, M20-9770946, M20-9990946) are suitable for standard applications. Contact finish does not affect current rating or electrical performance within the specified parameters.

Q: What is the temperature operating range limitation for Harwin M20 parts?

A: Harwin M20 series parts operate from -40°C to 105°C, compared to the 54101-S0809LF range of -65°C to 125°C. Applications requiring operation below -40°C or above 105°C must use the Amphenol part or Sullins equivalents (PBC09SAAN, PEC09SAAN).

Q: Can I use these parts interchangeably on the same PCB?

A: Yes, all listed parts maintain identical 2.54mm pitch and 9-position configuration, allowing PCB footprint compatibility. Verify mating connector compatibility and contact finish requirements for your specific application before implementation.

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