TE Connectivity AMP Connectors 5146140-9 Equivalent & Substitute Parts

Part Overview

The TE Connectivity AMP Connectors 5146140-9 is a 20 Position Receptacle Connector with 0.100" (2.54mm) pitch, designed for through-hole, right-angle PCB mounting applications. This connector features gold-plated mating contacts and is part of the AMPMODU Mod II series. The product maintains active status with 1021 units in current inventory. Substitute parts are identified to address specific application requirements including alternative contact finishes, insulation materials, and operating temperature ranges while maintaining core mechanical and electrical compatibility.

Key Parameters

Parameter	Value
Connector Type	Receptacle
Contact Type	Female Socket
Number of Positions	20
Pitch - Mating	0.100" (2.54mm)
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole, Right Angle
Termination	Solder
Fastening Type	Push-Pull
Contact Material	Phosphor Bronze
Contact Shape	Square
Insulation Material	Polyester, Glass Filled
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 5146140-9 are qualified based on the following critical parameters that must remain constant across all alternatives:

Fixed Parameters (Non-Negotiable):

Connector Type: Receptacle
Contact Type: Female Socket
Number of Positions: 20
Pitch - Mating: 0.100" (2.54mm)
Number of Rows: 2
Row Spacing - Mating: 0.100" (2.54mm)
Mounting Type: Through Hole, Right Angle
Termination: Solder
Fastening Type: Push-Pull
Contact Material: Phosphor Bronze
Contact Shape: Square
Moisture Sensitivity Level: 1 (Unlimited)

Variable Parameters (Substitution Basis):

Contact Finish - Mating: Gold or Tin
Insulation Material: Polyester Glass Filled, Thermoplastic Glass Filled, or Liquid Crystal Polymer Glass Filled
Operating Temperature Range
Current Rating
Voltage Rating
Material Flammability Rating
Series designation

All identified substitute parts maintain the core mechanical interface and electrical connectivity while offering alternatives in contact finish, insulation composition, and thermal/electrical performance characteristics.

Parameter Comparison

Parameter	5146140-9 (TE)	0901522120 (Molex)	89883-310LF (Amphenol ICC)	89883-410LF (Amphenol ICC)	BCS-110-T-D-HE (Samtec)	M20-7881046 (Harwin)
Manufacturer	TE Connectivity	Molex	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Samtec Inc.	Harwin Inc.
Series	AMPMODU Mod II	C-Grid III 90152	Dubox™	Dubox™	Tiger Claw™ BCS	M20
Number of Positions	20	20	20	20	20	20
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)
Number of Rows	2	2	2	2	2	2
Row Spacing - 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)
Mounting Type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Termination	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Tin	Gold	Tin	Tin	Tin
Contact Finish Thickness - Mating	10.0µin (0.25µm)	40.0µin (1.02µm)	30.0µin (0.76µm)	78.7µin (2.00µm)	Not Specified	Not Specified
Insulation Color	Black	Black	Blue	Blue	Black	Black
Insulation Height	0.238" (6.05mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.210" (5.33mm)	0.232" (5.90mm)
Contact Length - Post	0.115" (2.92mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.125" (3.18mm)	0.118" (3.00mm)
Operating Temperature	-55°C ~ 125°C	-55°C ~ 105°C	Not Specified	Not Specified	-55°C ~ 125°C	-40°C ~ 105°C
Material Flammability Rating	UL94 V-0	Not Specified	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Current Rating (Amps)	2A	3A	Not Specified	Not Specified	4.6A per Contact	3A
Voltage Rating	Not Specified	350V	Not Specified	Not Specified	475VAC	1000V
Insulation Material	Polyester, Glass Filled	Polyester, Glass Filled	Thermoplastic, Glass Filled	Thermoplastic, Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled	Polyamide (PA6T), Nylon 6T
Contact Material	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Contact Shape	Square	Square	Square	Square	Square	Square
RoHS Status	RoHS Compliant	ROHS3 Compliant	RoHS Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Equivalent (Gold Contact Finish): The Amphenol ICC (FCI) 89883-310LF represents the closest functional equivalent to the 5146140-9, maintaining gold contact finish on the mating surface. Both parts carry UL94 V-0 flammability certification and RoHS compliance. The 89883-310LF utilizes thermoplastic glass-filled insulation versus polyester glass-filled in the original part, with comparable insulation height and contact post length. This substitute is suitable for applications requiring gold plating for corrosion resistance and contact reliability.

Tin Contact Finish Alternatives: Three substitute parts offer tin contact finish on mating surfaces: Molex 0901522120, Amphenol ICC (FCI) 89883-410LF, Samtec BCS-110-T-D-HE, and Harwin M20-7881046. All maintain the required 20-position, 0.100" pitch configuration and push-pull fastening. Selection among these alternatives depends on operating temperature requirements and current/voltage specifications.

Temperature Range Considerations: The 5146140-9 and Samtec BCS-110-T-D-HE both support the full -55°C to 125°C operating range. The Molex 0901522120 and Harwin M20-7881046 are rated to -55°C/-40°C to 105°C respectively, representing reduced upper temperature capability. The Amphenol ICC (FCI) parts do not specify operating temperature limits.

Current and Voltage Ratings: The original 5146140-9 specifies 2A current rating with unspecified voltage. Substitute parts offer enhanced electrical performance: Molex 0901522120 (3A, 350V), Samtec BCS-110-T-D-HE (4.6A per contact, 475VAC), and Harwin M20-7881046 (3A, 1000V). Applications requiring higher current or voltage capacity benefit from these alternatives.

Compliance Status: All substitute parts maintain RoHS compliance (either RoHS or ROHS3 designation) and MSL Level 1 (Unlimited) moisture sensitivity. The Amphenol ICC (FCI) parts carry REACH Affected status, while Molex, Samtec, and Harwin parts are REACH Unaffected. All parts share EAR99 ECCN classification and identical HTSUS code 8536.69.4040.

Insulation Material Variations: The original part uses polyester glass-filled insulation. Substitutes employ alternative materials: Amphenol ICC (FCI) uses thermoplastic glass-filled, Samtec uses liquid crystal polymer (LCP) glass-filled, and Harwin uses polyamide (PA6T) nylon 6T. These material variations provide different mechanical and thermal properties while maintaining electrical performance within the connector category.

Frequently Asked Questions (FAQ)

Q: Can the Amphenol ICC (FCI) 89883-310LF directly replace the TE Connectivity 5146140-9?

A: The 89883-310LF maintains mechanical and electrical compatibility as a direct substitute. Both connectors feature 20 positions at 0.100" pitch, through-hole right-angle mounting, push-pull fastening, and gold contact finish on mating surfaces. The primary difference is insulation material composition (thermoplastic versus polyester, both glass-filled). Both carry UL94 V-0 flammability certification and RoHS compliance. Verify application-specific requirements for insulation material compatibility before implementation.

Q: What is the difference between gold and tin contact finishes in these rectangular connectors?

A: Gold contact finish (5146140-9 and 89883-310LF) provides superior corrosion resistance and maintains contact reliability in harsh environments. Tin contact finish (0901522120, 89883-410LF, BCS-110-T-D-HE, M20-7881046) offers cost efficiency and adequate performance in standard industrial applications. Contact finish selection depends on environmental exposure, expected connector mating cycles, and application reliability requirements.

Q: Are all substitute parts compatible with the same PCB footprint as the 5146140-9?

A: All substitute parts maintain identical pitch spacing (0.100" mating pitch, 0.100" row spacing) and through-hole right-angle mounting configuration. However, insulation height variations exist: 5146140-9 (0.238"), 0901522120 (0.230"), 89883-310LF/89883-410LF (0.230"), BCS-110-T-D-HE (0.210"), and M20-7881046 (0.232"). Contact post length also varies slightly. Verify PCB layout clearances and mounting hole alignment before substitution.

Q: Which substitute part supports the widest operating temperature range?

A: Both the TE Connectivity 5146140-9 and Samtec BCS-110-T-D-HE support -55°C to 125°C operating temperature range. The Molex 0901522120 operates to 105°C maximum, and the Harwin M20-7881046 operates to 105°C with a minimum of -40°C. Applications requiring full -55°C to 125°C performance must use either the original part or the Samtec alternative.

Q: What are the current rating differences among substitute parts?

A: The original 5146140-9 is rated for 2A. Substitute parts offer higher current capacity: Molex 0901522120 (3A), Samtec BCS-110-T-D-HE (4.6A per contact), and Harwin M20-7881046 (3A). The Amphenol ICC (FCI) parts do not specify current ratings. Applications requiring current capacity above 2A benefit from these alternatives.

Q: Are there packaging differences between the main part and substitutes?

A: The 5146140-9 is supplied in tube packaging. Substitute parts vary: Molex 0901522120 (tube), Amphenol ICC (FCI) 89883-310LF (box), Amphenol ICC (FCI) 89883-410LF (tube), Samtec BCS-110-T-D-HE (tube), and Harwin M20-7881046 (tube). Packaging affects inventory management and handling procedures but does not impact connector functionality or compatibility.

Q: What is the significance of REACH status differences among these parts?

A: The Amphenol ICC (FCI) parts (89883-310LF and 89883-410LF) carry REACH Affected status, indicating they contain substances of concern under REACH regulations. The Molex 0901522120, Samtec BCS-110-T-D-HE, and Harwin M20-7881046 are REACH Unaffected. Applications subject to REACH compliance requirements must select parts with REACH Unaffected status or verify compliance documentation for REACH Affected parts.

Q: Can the Samtec BCS-110-T-D-HE be used in applications requiring the full -55°C to 125°C temperature range?

A: Yes, the Samtec BCS-110-T-D-HE supports -55°C to 125°C operating temperature, matching the original 5146140-9 specification. This part also provides enhanced current rating (4.6A per contact) and voltage rating (475VAC). The primary trade-off is reduced insulation height (0.210" versus 0.238"), which requires verification against PCB layout constraints.

Q: What insulation material is used in each substitute part?

A: The original 5146140-9 uses polyester glass-filled insulation. Substitutes employ: Molex 0901522120 (polyester glass-filled), Amphenol ICC (FCI) 89883-310LF and 89883-410LF (thermoplastic glass-filled), Samtec BCS-110-T-D-HE (liquid crystal polymer glass-filled), and Harwin M20-7881046 (polyamide PA6T nylon 6T). Material selection affects mechanical properties, thermal performance, and chemical resistance.

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