3M 100-014-050 DIP Socket 14-Position Equivalent & Substitute Parts

Part Overview

The 3M 100-014-050 is a 14-position DIP socket with 0.3" (7.62mm) row spacing, gold-plated mating contacts, and through-hole solder termination. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The socket accommodates standard 14-pin DIP integrated circuits with 0.100" (2.54mm) pitch and operates across the -65°C to 125°C temperature range.

Key Parameters

Parameter	Value
Manufacturer Part Number	100-014-050
Manufacturer	3M
Category	Sockets for ICs, Transistors
Number of Positions	14 (2 x 7)
Type	DIP, 0.3" (7.62mm) Row Spacing
Pitch - Mating	0.100" (2.54mm)
Contact Finish - Mating	Gold
Contact Material - Mating	Beryllium Copper
Mounting Type	Through Hole
Termination	Solder
Operating Temperature	-65°C ~ 125°C
Current Rating	1 A
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the 3M 100-014-050 is determined by the following critical parameters:

Position Count & Pitch: All substitutes maintain 14 positions with 0.100" (2.54mm) mating pitch and 0.3" (7.62mm) row spacing
Mating Contact Material & Finish: All substitutes use beryllium copper with gold plating on mating contacts
Mounting & Termination: All substitutes are through-hole solder-terminated
Housing Material: Substitutes use polycyclohexylenedimethylene terephthalate (PCT) polyester instead of the original polyphenylene sulfide (PPS)
Operating Temperature: Substitutes operate at -55°C ~ 125°C (narrower than original -65°C ~ 125°C)
Current Rating: Substitutes provide 3 A rating (higher than original 1 A)

All Mill-Max Manufacturing Corp. substitutes are active products with current availability, addressing the obsolescence of the original 3M component.

Parameter Comparison

Parameter	3M 100-014-050	Mill-Max 110-11-314-41-001000	Mill-Max 110-13-314-41-801000	Mill-Max 110-41-314-41-001000	Mill-Max 110-43-314-41-801000	Mill-Max 110-93-314-41-801000
Positions	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)
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)
Row Spacing	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)
Contact Finish - Mating	Gold (8.00µin)	Gold (10.0µin)	Gold (30.0µin)	Gold (10.0µin)	Gold (30.0µin)	Gold (30.0µin)
Contact Material - Mating	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper
Contact Finish - Post	Gold (Flash)	Gold (10.0µin)	Gold (10.0µin)	Tin (200.0µin)	Tin (200.0µin)	Tin-Lead (200.0µin)
Contact Material - Post	Brass	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder
Operating Temperature	-65°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Current Rating	1 A	3 A	3 A	3 A	3 A	3 A
Product Status	Obsolete	Active	Active	Active	Active	Active
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant

Parameter	Mill-Max 111-41-314-41-001000	Mill-Max 111-43-314-41-001000	Mill-Max 111-91-314-41-001000	Mill-Max 111-93-314-41-001000	Mill-Max 115-41-314-41-001000
Positions	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)	14 (2 x 7)
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Row Spacing	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)	0.3" (7.62mm)
Contact Finish - Mating	Gold (10.0µin)	Gold (30.0µin)	Gold (10.0µin)	Gold (30.0µin)	Gold (10.0µin)
Contact Material - Mating	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper
Contact Finish - Post	Tin (200.0µin)	Tin (200.0µin)	Tin-Lead (200.0µin)	Tin-Lead (200.0µin)	Tin (200.0µin)
Contact Material - Post	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Termination Post Length	0.170" (4.32mm)	0.125" (3.18mm)	0.170" (4.32mm)	0.125" (3.18mm)	0.108" (2.74mm)
Current Rating	3 A	3 A	3 A	3 A	3 A
Product Status	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant	RoHS non-compliant	ROHS3 Compliant

Engineering Selection Recommendations

For RoHS3-Compliant Applications: Select from Mill-Max 110-11-314-41-001000, 110-13-314-41-801000, 110-41-314-41-001000, 110-43-314-41-801000, 111-41-314-41-001000, 111-43-314-41-001000, or 115-41-314-41-001000. These parts meet ROHS3 compliance requirements for modern electronics manufacturing.

For Non-RoHS Applications: Mill-Max 110-93-314-41-801000, 111-91-314-41-001000, and 111-93-314-41-001000 are available as RoHS non-compliant alternatives with tin-lead post finishes.

For Extended Low-Temperature Operation: The original 3M 100-014-050 operates to -65°C. All Mill-Max substitutes operate to -55°C minimum. Applications requiring operation below -55°C cannot use these substitutes.

For Post Length Considerations: Mill-Max Series 111 (111-41-314-41-001000 and 111-91-314-41-001000) provide 0.170" (4.32mm) post length. Mill-Max Series 115 (115-41-314-41-001000) provides 0.108" (2.74mm) post length. Series 110 parts provide 0.125" (3.18mm) post length, matching the original 0.126" (3.20mm) specification most closely.

For Contact Finish Durability: Parts with 30.0µin gold mating contact finish (110-13-314-41-801000, 110-43-314-41-801000, 110-93-314-41-801000, 111-43-314-41-001000, 111-93-314-41-001000) provide enhanced wear resistance compared to 10.0µin finishes.

Frequently Asked Questions (FAQ)

Q: Can I directly replace the 3M 100-014-050 with any Mill-Max substitute? A: All listed Mill-Max parts are mechanically and electrically compatible for standard 14-pin DIP integrated circuits. However, verify operating temperature requirements, RoHS compliance status, and post length compatibility with your PCB design before substitution.

Q: What is the difference between the various Mill-Max series (110, 111, 115)? A: Series 110 provides standard 0.125" (3.18mm) post length. Series 111 provides extended 0.170" (4.32mm) post length for deeper PCB penetration. Series 115 provides reduced 0.108" (2.74mm) post length for shallow PCB applications. All maintain identical mating contact specifications.

Q: Why do some substitutes have tin-lead post finishes instead of gold? A: Tin-lead finishes (110-93-314-41-801000, 111-91-314-41-001000, 111-93-314-41-001000) are non-RoHS compliant but provide cost advantages. Gold finishes (all other substitutes) are RoHS3 compliant and preferred for modern applications.

Q: Does the higher current rating (3 A vs. 1 A) affect compatibility? A: No. The higher current rating of substitutes indicates improved capability and does not affect compatibility with circuits designed for the original 1 A rating. The substitute will perform safely in all applications where the original part was used.

Q: What is the impact of the narrower operating temperature range (-55°C to 125°C vs. -65°C to 125°C)? A: Applications operating below -55°C require the original 3M 100-014-050 or equivalent parts with -65°C minimum rating. For standard industrial and commercial applications (-40°C to 85°C), the Mill-Max substitutes are fully suitable.

Q: Are there differences in housing material between the original and substitutes? A: Yes. The original uses polyphenylene sulfide (PPS) glass-filled housing. All Mill-Max substitutes use polycyclohexylenedimethylene terephthalate (PCT) polyester housing. Both materials meet UL94 V-0 flammability requirements and are suitable for standard PCB assembly processes.

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