3M 130-024-050 DIP Socket 24-Position Equivalent & Substitute Parts

Part Overview

The 3M 130-024-050 is a 24-position DIP socket with 0.3" (7.62mm) row spacing, designed for through-hole mounting of dual inline package integrated circuits. This connector features gold-plated beryllium copper mating contacts and brass posts, rated for 1 A at operating temperatures from -65°C to 125°C. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Key Parameters

Parameter	Value
Manufacturer Part Number	130-024-050
Manufacturer	3M
Category	Sockets for ICs, Transistors
Type	DIP, 0.3" (7.62mm) Row Spacing
Number of Positions	24 (2 x 12)
Pitch - Mating	0.100" (2.54mm)
Pitch - Post	0.100" (2.54mm)
Contact Finish - Mating	Gold
Contact Material - Mating	Beryllium Copper
Contact Material - Post	Brass
Mounting Type	Through Hole
Termination	Solder
Operating Temperature Range	-65°C ~ 125°C
Current Rating	1 A
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the 3M 130-024-050 is determined by strict equivalence in the following parameters:

Position Count & Pitch: All substitutes must maintain 24 positions in 2 x 12 configuration with 0.100" (2.54mm) mating and post pitch
Row Spacing: 0.3" (7.62mm) row spacing is mandatory for mechanical compatibility
Mounting Type: Through-hole solder termination required
Contact Material - Mating: Beryllium copper mating contacts required for electrical performance
Contact Material - Post: Brass or brass alloy posts acceptable
Mounting Footprint: All substitutes use identical through-hole solder pad layout

Substitute parts are grouped into two categories:

Direct Substitutes (110-13-324-41-001000, 110-87-324-41-001101, 110-91-324-41-001000): These parts meet all core mechanical and electrical parameters with minor variations in contact finish thickness and post finish material.

Manufacturer Recommended Substitutes (110-11-324-41-001000, 110-13-324-41-801000, 110-41-324-41-001000, 110-43-324-41-001000, 110-43-324-41-801000, 110-44-324-41-001000, 110-93-324-41-001000): These parts are actively produced by Mill-Max Manufacturing Corp. and Preci-Dip, offering enhanced current ratings (3 A) and improved compliance certifications while maintaining mechanical compatibility.

Parameter Comparison

Parameter	3M 130-024-050	Mill-Max 110-13-324-41-001000	Preci-Dip 110-87-324-41-001101	Mill-Max 110-91-324-41-001000	Mill-Max 110-11-324-41-001000	Mill-Max 110-13-324-41-801000	Mill-Max 110-41-324-41-001000	Mill-Max 110-43-324-41-001000	Mill-Max 110-43-324-41-801000	Mill-Max 110-44-324-41-001000	Mill-Max 110-93-324-41-001000
Number of Positions	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)	24 (2 x 12)
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)	0.100" (2.54mm)
Pitch - Post	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)	0.100" (2.54mm)
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Tin	Gold
Contact Material - Mating	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper	Beryllium Copper
Contact Material - Post	Brass	Brass Alloy	Brass	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy	Brass Alloy
Mounting Type	Through Hole	Through Hole	Through Hole	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	Solder	Solder	Solder
Operating Temperature Range	-65°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	Not specified	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Current Rating (Amps)	1 A	3 A	1 A	3 A	3 A	3 A	Not specified	3 A	3 A	3 A	3 A
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant

Engineering Selection Recommendations

For RoHS3 Compliant Applications:

Mill-Max 110-13-324-41-001000, 110-11-324-41-001000, 110-13-324-41-801000, 110-41-324-41-001000, 110-43-324-41-001000, 110-43-324-41-801000, and 110-44-324-41-001000 are ROHS3 compliant and suitable for applications requiring regulatory compliance. These parts are actively produced and offer enhanced current ratings of 3 A compared to the original 1 A specification.

For Non-Compliant Legacy Applications:

Mill-Max 110-91-324-41-001000 and 110-93-324-41-001000 are RoHS non-compliant but maintain active product status and 3 A current ratings. These are appropriate for legacy systems where RoHS compliance is not required.

For Tin Mating Contact Finish:

Mill-Max 110-44-324-41-001000 provides a tin-plated mating contact finish instead of gold, with ROHS3 compliance and 3 A current rating. This option is suitable for applications where tin contact finish is acceptable.

For Decoupling Capacitor Integration:

Mill-Max 110-13-324-41-801000 and 110-43-324-41-801000 include integrated decoupling capacitor features while maintaining all other electrical and mechanical specifications.

For Preci-Dip Alternative:

Preci-Dip 110-87-324-41-001101 offers ROHS3 compliance with gold mating contacts and tin post finish. This part maintains the 1 A current rating of the original 3M part and includes UL94 V-0 flammability rating.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher current rating (3 A) in place of the original 1 A rated socket?

A: Yes. The 3 A rated substitutes are mechanically and electrically compatible with the 1 A original part. The higher current rating provides additional design margin and does not create incompatibility. The socket will function correctly in applications designed for 1 A operation.

Q: What is the difference between gold and tin mating contact finishes?

A: Both finishes provide acceptable electrical contact for DIP socket applications. Gold offers superior corrosion resistance and lower contact resistance. Tin provides a lower-cost alternative with adequate performance for most applications. Selection depends on application requirements and cost considerations.

Q: Are the post finish variations (gold, tin, tin-lead) interchangeable?

A: Yes. The post finish does not affect mechanical compatibility or electrical performance in through-hole solder applications. Post finish variations relate to solderability and corrosion resistance of the termination interface, not the socket's functional performance.

Q: What does the decoupling capacitor feature in parts 110-13-324-41-801000 and 110-43-324-41-801000 provide?

A: These parts include integrated decoupling capacitors within the socket housing. This feature reduces high-frequency noise on power supply pins. Use these parts only if your original design specifically requires this functionality.

Q: Is the operating temperature range difference (-65°C to 125°C vs. -55°C to 125°C) significant?

A: The original 3M part specifies -65°C minimum operating temperature, while most substitutes specify -55°C. For applications requiring operation below -55°C, verify that the substitute part's temperature range meets your system requirements.

Q: Which substitute part is the manufacturer's primary recommendation?

A: Mill-Max 110-13-324-41-001000 is the primary direct substitute, offering ROHS3 compliance, 3 A current rating, active product status, and identical mechanical footprint. This part is recommended for new designs and production transitions.

Q: Can I mix substitute parts from different manufacturers in the same assembly?

A: Yes. All substitute parts maintain identical mechanical pitch, row spacing, and through-hole solder pad layout. Parts from Mill-Max and Preci-Dip are mechanically interchangeable within the same PCB design.

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