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DML-1-03-V-T-SMT Equivalent & Substitute Parts
Part Overview
The DML-1-03-V-T-SMT is a rectangular connector header manufactured by Adam Tech, designed for surface mount applications with 3 positions at 3.00mm pitch. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and procurement planning. The shrouded 4-wall design with locking ramp fastening provides polarization and secure mating in board-to-cable/wire configurations.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Type | Header |
| Contact Type | Male Pin |
| Pitch - Mating | 0.118" (3.00mm) |
| Number of Positions | 3 |
| Number of Rows | 1 |
| Mounting Type | Surface Mount |
| Shrouding | Shrouded - 4 Wall |
| Fastening Type | Locking Ramp |
| Contact Finish - Mating | Tin |
| Contact Material | Brass |
| Insulation Material | Thermoplastic |
| Operating Temperature | -40°C ~ 105°C |
| Material Flammability Rating | UL94 V-0 |
| Current Rating | 5A (AC/DC) |
| Voltage Rating | 250VAC/DC |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the DML-1-03-V-T-SMT is determined by strict alignment of the following critical parameters:
- Connector type (Header) and contact type (Male Pin)
- Mating pitch (0.118" / 3.00mm)
- Position count (3 positions, single row)
- Mounting technology (Surface Mount)
- Shrouding configuration (Shrouded - 4 Wall)
- Fastening mechanism (Locking Ramp)
- Contact material and finish (Brass with Tin plating)
- Electrical ratings (5A current, 250VAC/DC voltage)
- Flammability compliance (UL94 V-0)
- Environmental compliance (ROHS3, MSL 1)
The Molex 0436500324 satisfies all substitution criteria within the Micro-Fit 3.0 series, maintaining functional and electrical equivalence for direct replacement applications.
Parameter Comparison
| Parameter | DML-1-03-V-T-SMT (Adam Tech) | 0436500324 (Molex) |
|---|---|---|
| Connector Type | Header | Header |
| Contact Type | Male Pin | Male Pin |
| Pitch - Mating | 0.118" (3.00mm) | 0.118" (3.00mm) |
| Number of Positions | 3 | 3 |
| Number of Rows | 1 | 1 |
| Mounting Type | Surface Mount | Surface Mount |
| Shrouding | Shrouded - 4 Wall | Shrouded - 4 Wall |
| Fastening Type | Locking Ramp | Locking Ramp |
| Contact Finish - Mating | Tin | Tin |
| Contact Material | Brass | Brass |
| Insulation Material | Thermoplastic | Liquid Crystal Polymer (LCP), Glass Filled |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The Molex 0436500324 is the qualified substitute for the obsolete DML-1-03-V-T-SMT. Selection is based on:
- Active product status ensuring long-term availability and supply chain continuity
- Full compliance with ROHS3 and REACH requirements matching the original specification
- Identical electrical and mechanical interface parameters
- UL94 V-0 flammability rating maintained
- MSL 1 moisture sensitivity level preserved
- Enhanced insulation material (LCP glass-filled) providing superior thermal and mechanical performance compared to thermoplastic
The substitute part is suitable for direct replacement in existing designs without circuit modification.
Frequently Asked Questions (FAQ)
Q: Can the Molex 0436500324 be used as a direct replacement for the DML-1-03-V-T-SMT?
A: Yes. Both connectors share identical mating pitch (3.00mm), position count (3), shrouding configuration, fastening mechanism, and electrical ratings. The Molex part maintains full functional and electrical compatibility.
Q: What is the primary advantage of selecting the Molex substitute?
A: The Molex 0436500324 is an active product with established supply chain availability, whereas the Adam Tech DML-1-03-V-T-SMT is obsolete. This ensures procurement reliability and long-term component sourcing.
Q: Are there packaging differences between the two parts?
A: The DML-1-03-V-T-SMT packaging is not specified in the original documentation. The Molex 0436500324 is supplied in Tape & Reel (TR) format, standard for high-volume surface mount assembly.
Q: Do the insulation materials affect compatibility?
A: Both materials meet UL94 V-0 flammability requirements. The Molex LCP glass-filled insulation provides enhanced thermal stability and mechanical strength. No design modification is required for substitution.
Q: Are compliance certifications equivalent?
A: Yes. Both parts are ROHS3 compliant, REACH unaffected, and classified as MSL 1 (unlimited moisture sensitivity). Electrical ratings (5A, 250VAC/DC) and contact materials (brass with tin finish) are identical.
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