TE Connectivity 146140-9 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 146140-9 is a 20 Position Receptacle Connector featuring 0.100" (2.54mm) pitch, through-hole right-angle mounting, and gold-plated mating contacts. This connector is part of the AMPMODU Mod II series and is classified as obsolete. The part operates across a temperature range of -55°C to 125°C with a current rating of 2A per contact and UL94 V-0 flammability rating.

Due to its obsolete product status, equivalent and substitute parts from active manufacturers are necessary for new designs, production continuity, and long-term component availability. Active alternatives maintain the core electrical and mechanical specifications while offering improved compliance certifications and manufacturing support.

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 Finish - Mating	Gold
Operating Temperature Range	-55°C ~ 125°C
Current Rating	2A
Material Flammability Rating	UL94 V-0
Insulation Material	Polyester, Glass Filled
Contact Material	Phosphor Bronze
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the TE Connectivity 146140-9 is determined by strict alignment with the following core parameters:

Critical Matching Parameters:

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

Acceptable Variation Parameters:

Contact Finish - Mating: Gold or Tin (both acceptable for board-to-board connectivity)
Insulation Material: Polyester Glass Filled, Polyamide Glass Filled, or Thermoplastic Glass Filled
Contact Material: Phosphor Bronze or Brass
Operating Temperature: -55°C minimum and 105°C or higher maximum
Current Rating: 2A or higher
Flammability Rating: UL94 V-0

All substitute parts listed maintain mechanical and electrical compatibility with the original 146140-9 specification while offering active product status and improved compliance certifications.

Parameter Comparison

Parameter	146140-9 (Main)	5146140-9	0901522120	0901522320	66925-010LF	89883-310HLF	89883-310LF	89883-410LF	89883-710LF	BCS-110-F-D-HE
Manufacturer	TE Connectivity	TE Connectivity	Molex	Molex	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Samtec Inc.
Series	AMPMODU Mod II	AMPMODU Mod II	C-Grid III 90152	C-Grid III 90152	Dubox™	Dubox™	Dubox™	Dubox™	Dubox™	Tiger Claw™ BCS
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active
Number of Positions	20	20	20	20	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)	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	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)	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	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Gold	Tin	Gold	Gold	Gold	Gold	Tin	—	Gold
Contact Finish Thickness - Mating	10.0µin (0.25µm)	10.0µin (0.25µm)	40.0µin (1.02µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	78.7µin (2.00µm)	—	3.00µin (0.076µm)
Insulation Height	0.238" (6.05mm)	0.238" (6.05mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.240" (6.10mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.230" (5.85mm)	0.210" (5.33mm)
Contact Length - Post	0.115" (2.92mm)	0.115" (2.92mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.115" (2.92mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.114" (2.90mm)	0.125" (3.18mm)
Operating Temperature Range	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 105°C	-55°C ~ 105°C	—	—	—	—	—	-55°C ~ 125°C
Current Rating	2A	2A	3A	3A	—	—	—	—	—	4.6A per Contact
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 Material	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Brass	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Insulation Material	Polyester, Glass Filled	Polyester, Glass Filled	Polyester, Glass Filled	Polyester, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Thermoplastic, Glass Filled	Thermoplastic, Glass Filled	Thermoplastic, Glass Filled	Thermoplastic, Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled
RoHS Status	RoHS non-compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Recommendation: TE Connectivity 5146140-9

The 5146140-9 is the direct active equivalent to the obsolete 146140-9. Both parts share identical electrical and mechanical specifications, including 20 positions, 0.100" pitch, through-hole right-angle mounting, and -55°C to 125°C operating range. The 5146140-9 carries RoHS Compliant certification and maintains active product status with 1021 units in stock. This part is the preferred choice for direct replacement in existing designs.

Secondary Recommendation: Amphenol ICC (FCI) 89883-310LF

The 89883-310LF from the Dubox™ series provides full mechanical and electrical compatibility with gold-plated mating contacts. It features RoHS Compliant status, UL94 V-0 flammability rating, and active product status with 2214 units in stock. The part maintains the same 20-position, 0.100" pitch configuration and through-hole right-angle mounting. Insulation height and contact length specifications are within acceptable tolerance ranges.

Alternative Recommendation: Molex 0901522320

The 0901522320 from the C-Grid III 90152 series offers gold-plated mating contacts and maintains the core 20-position, 0.100" pitch, through-hole right-angle configuration. It carries ROHS3 Compliant certification and active product status with 640 units in stock. Operating temperature range is -55°C to 105°C, which covers the majority of applications within the original -55°C to 125°C specification.

Tin-Plated Alternative: Amphenol ICC (FCI) 89883-410LF

For applications where tin-plated mating contacts are acceptable, the 89883-410LF provides equivalent mechanical compatibility with RoHS Compliant status and active product status. This part maintains the same 20-position, 0.100" pitch, through-hole right-angle mounting and UL94 V-0 flammability rating.

High-Performance Alternative: Samtec Inc. BCS-110-F-D-HE

The BCS-110-F-D-HE from the Tiger Claw™ BCS series offers enhanced electrical performance with 4.6A per contact current rating and 475VAC voltage rating. It maintains the 20-position, 0.100" pitch configuration and -55°C to 125°C operating range. The part carries ROHS3 Compliant certification and active product status with 1164 units in stock. Liquid Crystal Polymer (LCP) insulation material provides superior dimensional stability.

Frequently Asked Questions (FAQ)

Q: Can the TE Connectivity 5146140-9 be used as a direct replacement for the 146140-9?

A: Yes. The 5146140-9 is the active equivalent of the obsolete 146140-9. Both parts share identical specifications for number of positions (20), pitch (0.100"), mounting type (through-hole right-angle), contact type (female socket), and operating temperature range (-55°C to 125°C). The primary difference is that the 5146140-9 carries RoHS Compliant certification and maintains active product status.

Q: What is the difference between gold-plated and tin-plated mating contacts?

A: Gold-plated mating contacts provide superior corrosion resistance and lower contact resistance, making them suitable for applications requiring long-term reliability and low-signal applications. Tin-plated mating contacts are acceptable for general-purpose applications and offer cost advantages. Both finishes are mechanically compatible with the 146140-9 specification. Selection depends on application requirements and environmental conditions.

Q: Are there dimensional differences between the substitute parts and the original 146140-9?

A: Minor dimensional variations exist among substitute parts. Insulation height ranges from 0.210" to 0.240", and contact length ranges from 0.114" to 0.125". These variations are within acceptable tolerances for board-to-board connectivity and do not affect mechanical mating. Verify specific PCB layout requirements before final part selection.

Q: What does RoHS Compliant status mean for connector selection?

A: RoHS (Restriction of Hazardous Substances) Compliant status indicates that the part does not contain lead, cadmium, hexavalent chromium, or other restricted substances. The original 146140-9 is RoHS non-compliant. All recommended substitute parts carry either RoHS Compliant or ROHS3 Compliant certification, making them suitable for applications subject to environmental regulations and industry standards.

Q: Can I use a connector with a higher current rating than the original 146140-9?

A: Yes. The original 146140-9 has a 2A current rating. Substitute parts with 3A or 4.6A ratings are fully compatible and provide additional design margin. Higher current ratings do not affect mechanical compatibility or mating characteristics. Selection of higher-rated parts is acceptable for applications requiring increased current capacity.

Q: What is the significance of the Moisture Sensitivity Level (MSL) rating?

A: All listed parts, including the original 146140-9, carry MSL 1 (Unlimited) rating. This indicates that the connectors have unlimited shelf life and do not require special moisture-control storage or handling procedures. No special precautions are necessary for component storage or assembly.

Q: Are the Amphenol ICC (FCI) Dubox™ series parts fully compatible with the original AMPMODU Mod II series?

A: Yes. The Dubox™ series parts (89883-310HLF, 89883-310LF, 89883-410LF, 89883-710LF) maintain full mechanical and electrical compatibility with the AMPMODU Mod II 146140-9. All parts share identical 20-position, 0.100" pitch, through-hole right-angle specifications and push-pull fastening. Differences in insulation material (thermoplastic versus polyester) do not affect mating compatibility.

Q: What is the difference between the BCS-110-F-D-HE and other substitute options?

A: The Samtec BCS-110-F-D-HE offers enhanced electrical performance with 4.6A per contact current rating and 475VAC voltage rating, compared to the original 2A rating. It features Liquid Crystal Polymer (LCP) insulation material, which provides superior dimensional stability and thermal performance. This part is recommended for high-reliability applications or designs requiring increased electrical capacity.

Q: Can I mix and match connectors from different manufacturers in the same assembly?

A: While all listed substitute parts maintain mechanical compatibility with the 146140-9 specification, mixing connectors from different manufacturers in the same assembly is not recommended. Maintain consistency within a single design by selecting parts from a single manufacturer series to ensure uniform performance characteristics and simplify supply chain management.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message