DF1E-10P-2.5DS Equivalent & Substitute Parts

Part Overview

The DF1E-10P-2.5DS is a shrouded right-angle header connector manufactured by Hirose Electric Co Ltd, featuring 10 positions at 2.5mm pitch with through-hole solder termination. This connector is classified as obsolete, making equivalent substitute parts necessary for ongoing design support and production continuity. The part operates across -35°C to 85°C with a 3A current rating and UL94 V-0 flammability compliance.

Key Parameters

Parameter	DF1E-10P-2.5DS
Manufacturer	Hirose Electric Co Ltd
Connector Type	Header
Contact Type	Male Pin
Number of Positions	10
Pitch - Mating	0.098" (2.50mm)
Mounting Type	Through Hole, Right Angle
Shrouding	Shrouded - 4 Wall
Termination	Solder
Contact Material	Brass
Insulation Material	Polyamide (PA), Nylon
Operating Temperature	-35°C ~ 85°C
Current Rating	3A
Material Flammability Rating	UL94 V-0
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the DF1E-10P-2.5DS is constrained by the following critical parameters:

Pitch Incompatibility: The main part operates at 2.5mm (0.098") pitch. All identified substitute parts from Molex and TE Connectivity operate at 2.54mm (0.100") pitch. This represents a 0.04mm difference per position, resulting in cumulative dimensional variance across the 10-position connector. Mechanical compatibility with mating connectors and PCB footprints designed for 2.5mm pitch cannot be guaranteed with 2.54mm pitch substitutes.

Allowed Substitution Parameters:

Connector type: Header (male pin, shrouded, 4-wall)
Mounting: Through hole, right angle
Termination: Solder
Number of positions: 10
Contact shape: Square
Fastening type: Latch holder
Flammability: UL94 V-0
Moisture sensitivity: MSL 1 (Unlimited)

Substitute Part Categories:

Molex SL 70553 Series (0705530009, 0705530044, 0705530114): Active status, 2.54mm pitch, phosphor bronze contacts, polyester glass-filled insulation, operating range -40°C to 105°C, RoHS3 compliant.
TE Connectivity AMPMODU MTE Series (103634-9, 103635-9, 103673-9, 103904-9, 103906-9, 5-103634-9, 5-103635-9): Active status, 2.54mm pitch, brass contacts, thermoplastic insulation, operating range -65°C to 105°C, mixed RoHS compliance status.

All substitutes share the 2.54mm pitch deviation from the original specification.

Parameter Comparison

Parameter	DF1E-10P-2.5DS	0705530009	0705530044	0705530114	103634-9	103635-9	103673-9	103904-9	103906-9	5-103634-9	5-103635-9
Manufacturer	Hirose	Molex	Molex	Molex	TE Connectivity	TE Connectivity	TE Connectivity	TE Connectivity	TE Connectivity	TE Connectivity	TE Connectivity
Connector Type	Header	Header	Header	Header	Header	Header	Header	Header	Header	Header	Header
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Number of Positions	10	10	10	10	10	10	10	10	10	10	10
Pitch - Mating	0.098" (2.50mm)	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	Through Hole, Right Angle
Shrouding	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder	Latch Holder
Contact Shape	Square	Square	Square	Square	Square	Square	Square	Square	Square	Square	Square
Contact Material	Brass	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Brass	Brass	Brass	Brass	Brass	Brass	Brass
Contact Finish - Mating	Tin	Gold	Tin	Gold	Tin-Lead	Gold	Gold	Gold	Gold	Tin	Gold
Insulation Material	Polyamide (PA), Nylon	Polyester, Glass Filled	Polyester, Glass Filled	Polyester, Glass Filled	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic
Operating Temperature	-35°C ~ 85°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 105°C
Current Rating	3A	—	—	—	3A	3A	3A	3A	3A	3A	3A
Voltage Rating	—	250V	250V	250V	—	—	—	—	—	—	—
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	UL94 V-0	UL94 V-0	UL94 V-0
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant	Not applicable	Not applicable	RoHS non-compliant	Not applicable	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Consideration: Pitch Mismatch

The DF1E-10P-2.5DS operates at 2.5mm pitch. All substitute parts operate at 2.54mm pitch. This 0.04mm per-position difference creates a 0.4mm cumulative offset across the 10-position connector. PCB footprints and mating connectors designed for 2.5mm pitch are not mechanically compatible with 2.54mm pitch headers. Design modifications to PCB layouts or mating connector specifications are required for any substitution.

Active Product Status

All substitute parts maintain active product status with established supply chains, contrasting the obsolete DF1E-10P-2.5DS. Molex SL 70553 series and TE Connectivity AMPMODU MTE series are both in production with documented inventory availability.

Compliance Considerations

For RoHS3 compliance requirements, Molex parts (0705530009, 0705530044, 0705530114) are explicitly RoHS3 compliant. TE Connectivity parts 5-103634-9 and 5-103635-9 are RoHS compliant. TE Connectivity parts 103634-9, 103673-9, and 103904-9 are RoHS non-compliant, matching the original part's non-compliant status.

Temperature Operating Range

The original part operates -35°C to 85°C. All substitutes extend the upper temperature limit to 105°C and lower limit to -40°C (Molex) or -65°C (TE Connectivity), providing broader thermal performance.

Contact Finish Variations

Molex parts offer gold or tin mating contact finishes with phosphor bronze material. TE Connectivity parts offer tin-lead or gold finishes with brass contact material. Contact finish selection should align with mating connector specifications and corrosion resistance requirements for the application environment.

Frequently Asked Questions (FAQ)

Q: Can DF1E-10P-2.5DS be directly replaced with a 2.54mm pitch substitute?

A: Direct mechanical replacement is not possible. The 2.5mm pitch of the original part is incompatible with 2.54mm pitch substitutes. PCB footprints and mating connectors must be redesigned to accommodate the pitch change. A 0.4mm cumulative offset across 10 positions will result in misalignment with existing hardware.

Q: What are the key differences between Molex and TE Connectivity substitutes?

A: Molex SL 70553 series uses phosphor bronze contacts with polyester glass-filled insulation and operates -40°C to 105°C. TE Connectivity AMPMODU MTE series uses brass contacts with thermoplastic insulation and operates -65°C to 105°C. TE Connectivity parts include keying slot and board lock features on select models. Contact material and insulation composition differ between manufacturers.

Q: Which substitute offers the best RoHS compliance?

A: Molex parts 0705530009, 0705530044, and 0705530114 are RoHS3 compliant. TE Connectivity parts 5-103634-9 and 5-103635-9 are RoHS compliant. If RoHS3 compliance is mandatory, Molex SL 70553 series is the appropriate selection.

Q: Are there differences in contact finish between substitute parts?

A: Yes. Molex parts offer gold (15.0µin or 30.0µin thickness) or tin finishes. TE Connectivity parts offer tin-lead or gold finishes with varying thickness specifications. Gold finishes provide enhanced corrosion resistance; tin finishes offer cost optimization. Selection depends on environmental exposure and connector mating requirements.

Q: What is the inventory status of substitute parts?

A: Molex 0705530114 has 2942 units in stock. Molex 0705530009 has 2203 units. TE Connectivity 5-103635-9 has 3312 units. TE Connectivity 103673-9 has 2200 units. All substitutes maintain active production status with established supply availability.

Q: Do substitute parts support the same current rating?

A: TE Connectivity AMPMODU MTE series parts maintain the 3A current rating of the original DF1E-10P-2.5DS. Molex SL 70553 series does not specify a current rating in the provided data. Verify current handling requirements with Molex technical documentation if current rating is a critical design parameter.

Q: What mounting and termination compatibility exists?

A: All substitute parts share identical mounting (through hole, right angle) and termination (solder) specifications with the original part. PCB layout modifications are required only to accommodate the 2.5mm to 2.54mm pitch transition.

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