TE Connectivity 5-146284-4 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 5-146284-4 is a vertical rectangular connector header with 4 positions at 2.54mm pitch, designed for through-hole board-to-board or cable applications. This connector features male pins with gold-plated mating contacts and tin-plated posts, housed in a liquid crystal polymer (LCP) insulation body. The part is active in production status with 889 pieces currently in stock. Equivalent and substitute parts are necessary when the original part is unavailable, when alternative contact post lengths are required for specific PCB stack-up configurations, or when alternative contact materials and insulation compositions are acceptable for the application.

Key Parameters

Parameter	Value
Connector Type	Header, Breakaway
Contact Type	Male Pin
Number of Positions	4
Pitch - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Solder
Contact Length - Mating	0.230" (5.84mm)
Contact Length - Post	0.090" (2.29mm)
Current Rating	3A
Operating Temperature	-65°C ~ 105°C
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 5-146284-4 is determined by strict adherence to the following critical parameters:

Core Compatibility Parameters:

Connector Type: Header, Breakaway
Contact Type: Male Pin
Number of Positions: 4
Pitch - Mating: 0.100" (2.54mm)
Mounting Type: Through Hole
Termination: Solder
Contact Length - Mating: 0.230" (5.84mm)
Current Rating: 3A
Material Flammability Rating: UL94 V-0

Variable Parameters Allowing Substitution:

Contact Length - Post: Varies from 0.090" to 0.720" depending on application requirements
Contact Material: Copper Alloy or Phosphor Bronze
Insulation Material: Liquid Crystal Polymer (LCP) or Polybutylene Terephthalate (PBT)
Contact Finish - Mating: Gold or Tin
Operating Temperature Range: Extended to -65°C ~ 125°C in substitute parts
Manufacturer: TE Connectivity or Sullins Connector Solutions

All substitute parts listed maintain electrical and mechanical compatibility with the original part while offering alternative post lengths and material compositions suitable for different PCB configurations and environmental requirements.

Parameter Comparison

Part Number	Manufacturer	Positions	Pitch (mm)	Contact Length - Post (inches)	Overall Contact Length (inches)	Contact Material	Insulation Material	Contact Finish - Mating	Operating Temperature	Current Rating (A)	RoHS Status	Inventory (Pcs)
5-146284-4	TE Connectivity	4	2.54	0.090	0.410	Copper Alloy	LCP	Gold	-65°C ~ 105°C	3	RoHS Compliant	889
PBC04SAAN	Sullins	4	2.54	0.120	0.450	Phosphor Bronze	PBT	Gold	-65°C ~ 125°C	3	ROHS3 Compliant	6614
PBC04SABN	Sullins	4	2.54	0.230	0.560	Phosphor Bronze	PBT	Gold	-65°C ~ 125°C	3	ROHS3 Compliant	2565
PBC04SACN	Sullins	4	2.54	0.320	0.650	Phosphor Bronze	PBT	Gold	-65°C ~ 125°C	3	ROHS3 Compliant	3015
PBC04SADN	Sullins	4	2.54	0.420	0.750	Phosphor Bronze	PBT	Gold	-65°C ~ 125°C	3	ROHS3 Compliant	1916
PEC04SAAN	Sullins	4	2.54	0.120	0.450	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	6626
PEC04SABN	Sullins	4	2.54	0.230	0.560	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	2731
PEC04SADN	Sullins	4	2.54	0.420	0.750	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	14095
PEC04SAEN	Sullins	4	2.54	0.520	0.850	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	2892
PEC04SAFN	Sullins	4	2.54	0.620	0.950	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	3740
PEC04SAGN	Sullins	4	2.54	0.720	1.050	Phosphor Bronze	PBT	Tin	-65°C ~ 125°C	3	ROHS3 Compliant	923

Engineering Selection Recommendations

Primary Substitute - Gold-Plated Mating Contacts:

The PBC04SAAN and PBC04SABN series from Sullins Connector Solutions provide direct functional equivalence to the TE Connectivity 5-146284-4 with gold-plated mating contacts. These parts maintain the same 4-position, 2.54mm pitch configuration and 3A current rating. The PBC04SAAN variant with 0.120" post length accommodates standard PCB thicknesses, while PBC04SABN with 0.230" post length suits thicker board assemblies. Both parts are ROHS3 Compliant and rated for extended operating temperatures to 125°C.

Extended Post Length Options - Gold-Plated Mating Contacts:

The PBC04SACN and PBC04SADN variants extend post lengths to 0.320" and 0.420" respectively, accommodating applications requiring deeper PCB penetration or multiple stacked board configurations. These parts maintain gold-plated mating contacts identical to the original specification.

Tin-Plated Mating Contact Alternatives:

The PEC04 series from Sullins provides equivalent functionality with tin-plated mating contacts instead of gold plating. The PEC04SAAN variant offers the shortest post length at 0.120", while the PEC04SADN, PEC04SAEN, PEC04SAFN, and PEC04SAGN variants provide progressively longer post lengths from 0.420" to 0.720". All PEC04 variants are ROHS3 Compliant with operating temperature ratings to 125°C.

Compliance and Certification:

All substitute parts maintain UL94 V-0 flammability ratings and are ROHS3 Compliant. The extended operating temperature range to 125°C in substitute parts provides additional thermal margin for demanding applications. Phosphor bronze contact material in substitute parts offers equivalent electrical performance to the copper alloy contacts in the original part.

Frequently Asked Questions (FAQ)

Q: Can the PBC04SAAN substitute directly for the 5-146284-4 without PCB redesign?

A: The PBC04SAAN is electrically and mechanically compatible with the 5-146284-4. The primary difference is the post length: 0.120" versus 0.090". This 0.030" difference requires verification that the PCB through-hole depth and solder fillet requirements are satisfied. If the original design accommodates standard 0.062" PCB thickness, the PBC04SAAN will function without modification.

Q: What is the difference between PBC04 and PEC04 series connectors?

A: The primary difference is the mating contact finish. PBC04 series connectors feature gold-plated mating contacts, while PEC04 series connectors feature tin-plated mating contacts. Both series use phosphor bronze contact material and PBT insulation. The choice between series depends on application requirements for contact plating and mating cycle durability.

Q: How do I select the correct post length for my application?

A: Post length selection is determined by PCB thickness and the required solder joint depth. Standard PCB thickness of 0.062" typically requires 0.090" to 0.120" post length. Thicker boards or applications requiring deeper solder penetration use longer post lengths. The PBC04SABN and PEC04SABN variants with 0.230" post length accommodate double-sided or multi-layer board stacks.

Q: Are all substitute parts RoHS compliant?

A: Yes. All listed substitute parts are ROHS3 Compliant. The original 5-146284-4 is RoHS Compliant. Both compliance levels meet current regulatory requirements for lead-free solder and restricted substance elimination.

Q: What is the operating temperature difference between the original and substitute parts?

A: The original 5-146284-4 operates from -65°C to 105°C. All Sullins substitute parts extend the upper temperature limit to 125°C. This 20°C additional thermal margin is beneficial for applications in elevated ambient conditions or high-power dissipation environments.

Q: Can I use PEC04SADN with tin-plated contacts instead of PBC04SADN with gold-plated contacts?

A: Yes. Both parts are electrically and mechanically equivalent with identical post lengths of 0.420". The choice between tin and gold plating depends on mating cycle requirements and contact resistance specifications. Tin plating is suitable for applications with moderate mating cycles, while gold plating provides superior performance in high-cycle or corrosive environments.

Q: What inventory levels are available for each substitute part?

A: Inventory varies by part number. PEC04SADN has the highest inventory at 14,095 pieces. PEC04SAAN and PBC04SAAN each have approximately 6,600 pieces. Shorter post length variants (PBC04SAAN, PEC04SAAN) and longer post length variants (PEC04SAGN) have lower inventory levels. Verify current availability for production requirements.

Q: Is the contact material difference between copper alloy and phosphor bronze significant?

A: Both materials provide equivalent electrical conductivity and mechanical properties for this connector class. Phosphor bronze in substitute parts offers slightly improved spring characteristics and fatigue resistance compared to copper alloy. For standard applications, the material difference is not functionally significant.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message