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L77DFEH09SOL2RM5
Part Overview
The L77DFEH09SOL2RM5 is a 9-position D-Sub receptacle connector manufactured by Amphenol ICC, featuring female sockets with panel mount, through-hole solder termination. This connector is actively produced and RoHS compliant, designed for signal-level applications with a current rating of 7.5A and operating temperature range of -55°C to 155°C. Substitute parts are identified when equivalent electrical and mechanical parameters are present, allowing component interchangeability in applications where performance specifications and mounting configurations align.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Type | D-Sub Receptacle, Female Sockets |
| Number of Positions | 9 |
| Shell Size | 1 (DE, E) |
| Mounting Type | Panel Mount, Through Hole |
| Termination Type | Solder |
| Flange Feature | Board Side (4-40) |
| Current Rating | 7.5A |
| Voltage Rating | 300V |
| Operating Temperature Range | -55°C to 155°C |
| Contact Finish | Gold (20.0µin / 0.51µm) |
| Shell Material/Finish | Steel, Tin Plated |
| Material Flammability | UL94 V-0 |
| RoHS Status | RoHS Compliant |
Substitute Part Grouping Explanation
Substitute D-Sub receptacle connectors for the L77DFEH09SOL2RM5 must match the following critical parameters:
- 9-position D-Sub connector with female sockets
- Shell size 1 (DE, E) layout
- Receptacle connector style for panel or through-hole mounting
- Solder termination
- Signal contact type
- UL94 V-0 flammability rating
Substitution suitability varies based on mounting configuration and electrical performance requirements. Parts with mating-side screwlock features differ from the board-side flange design and require mechanical verification before substitution. Current rating variations (6A to 7.5A) and voltage rating differences (100V to 300V) must be evaluated against application requirements. Dielectric material differences and contact finish specifications affect reliability in specific environmental and frequency conditions.
Parameter Comparison
| Parameter | L77DFEH09SOL2RM5 (Amphenol ICC) | 09641127230 (HARTING) | 09641127235 (HARTING) | 09661116503 (HARTING) | 09661117503 (HARTING) | 09661556513 (HARTING) | 1-5747150-4 (TE Connectivity) | 1-747150-4 (TE Connectivity) | 191-009-213L571 (NorComp) |
|---|---|---|---|---|---|---|---|---|---|
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets |
| Number of Positions | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Shell Size | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) | 1 (DE, E) |
| Mounting Type | Panel Mount, Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Panel Mount, Through Hole |
| Flange Feature | Board Side (4-40) | Housing/Shell (Unthreaded) | Board Side (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) |
| Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Shell Material/Finish | Steel, Tin Plated | Steel | Steel, Tin Plated | Steel | Steel | Steel | Steel, Tin Plated | Steel, Tin Plated | Steel, Nickel Plated |
| Contact Finish | Gold (20.0µin) | Not Specified | Not Specified | Not Specified | Not Specified | Gold | Gold (30.0µin) | Gold (30.0µin) | Gold (Flash) |
| Current Rating (Amps) | 7.5A | 7.5A | 7.5A | 6.5A | 6.5A | 6.5A | 6A | 6A | 5A |
| Voltage Rating | 300V | 100V | 100V | Not Specified | Not Specified | Not Specified | 125V | 125V | Not Specified |
| Operating Temperature Range | -55°C to 155°C | -20°C to 125°C | -20°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 125°C | -55°C to 105°C | -55°C to 105°C | -55°C to 125°C |
| Material Flammability | 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 |
| RoHS Status | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant | RoHS non-compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | Not Applicable |
Engineering Selection Recommendations
Direct Mechanical Equivalents (Board-Side Flange): The HARTING 09641127235 provides the closest mechanical match with board-side flange feature (4-40) and panel mount capability. However, its voltage rating of 100V does not satisfy the 300V requirement of the primary component. The NorComp 191-009-213L571 also features panel mount configuration with board-side screwlock mounting and maintains full UL94 V-0 compliance with ROHS3 status, though its 5A current rating represents a reduction from the 7.5A specification.
Active Status Compliance: All substitute parts listed maintain active product status, ensuring availability and manufacturer support. The HARTING 09641127235 (1,362 units) and the TE Connectivity 1-5747150-6 (3,384 units) demonstrate highest inventory levels among mechanically compatible options.
RoHS and Regulatory Alignment: Parts with ROHS3 Compliant status (HARTING series and NorComp 191-009-213L571) are preferred for new designs requiring full RoHS3 compliance. The TE Connectivity 1-747150-4 carries RoHS non-compliant status and REACH Affected designation, limiting its suitability for regulated applications.
Thermal Operating Range Limitations: The primary L77DFEH09SOL2RM5 operates to 155°C. HARTING parts limit operation to 125°C maximum. TE Connectivity parts restrict operation to 105°C. These reductions must be verified against application thermal requirements before substitution.
Electrical Performance Considerations: Substitution with HARTING 09641127230 (100V rating) or HARTING 09641127235 (100V rating) introduces voltage derating compared to the 300V specification. Current rating reductions (from 7.5A to 6.5A, 6A, or 5A) require verification that circuit loads remain within substitute part limits.
Frequently Asked Questions (FAQ)
Q: Can HARTING 09641127235 directly replace L77DFEH09SOL2RM5 in panel mount applications? A: Mechanical compatibility exists due to matching board-side flange (4-40) and 9-position DE shell size. However, voltage rating drops from 300V to 100V. Verify application voltage requirements do not exceed 100V before substitution.
Q: What is the significance of flange feature differences between board-side and mating-side designs? A: Board-side flanges (09641127235, L77DFEH09SOL2RM5, 191-009-213L571) mount directly to the circuit board with fastener engagement on the board surface. Mating-side screwlock designs engage fasteners during connector mating, requiring different mechanical installation procedures. Direct interchange is not possible without circuit board redesign.
Q: How do current rating differences affect substitution decisions? A: The primary part rates 7.5A. Substitute parts range from 5A to 6.5A. Select substitutes only when circuit current does not exceed the substitute part's rating. Operating above rated current causes contact heating and accelerated wear.
Q: Which parts maintain full operating temperature performance below 155°C? A: HARTING 09661116503, 09661117503, and 09661556513 operate to -55°C to 125°C, and HARTING 09641127235 operates to -20°C to 125°C. TE Connectivity parts max at 105°C. The primary L77DFEH09SOL2RM5 is the only part qualified to 155°C.
Q: Is RoHS compliance status critical for substitution? A: RoHS compliance depends on application regulatory requirements. ROHS3-compliant parts (HARTING series, NorComp 191-009-213L571) are required for European markets and environmentally regulated applications. The TE Connectivity 1-747150-4 (RoHS non-compliant) is unsuitable for RoHS-regulated applications.
Q: What packaging format differences exist among substitutes? A: The primary part ships in tray packaging. HARTING parts use bulk packaging, requiring manual unit separation. TE Connectivity parts are tube-packaged. NorComp 191-009-213L571 is tray-packaged, matching the primary component's packaging format. Select packaging based on assembly line automation requirements.
Q: Which substitute offers highest inventory availability? A: The NorComp 191-009-213L571 carries the highest inventory at 8,799 pieces. TE Connectivity 1-5747150-6 maintains 3,384 pieces. HARTING 09641127235 provides 1,362 pieces with board-side flange matching. Check current availability against project delivery schedules.
Q: How do dielectric material differences affect performance? A: The primary part uses thermoplastic, glass-filled dielectric. HARTING parts substitute polyester, PCT, or PBT materials with varied glass-filled compositions. These materials differ in moisture absorption, dimensional stability, and frequency response. Verify dielectric specifications against high-frequency or high-moisture environment requirements.
Q: Can parts with unspecified voltage ratings substitute for the 300V-rated primary component? A: No. HARTING 09661116503, 09661117503, 09661556513, and NorComp 191-009-213L571 have unspecified voltage ratings. These parts cannot be assumed equivalent to 300V applications. Confirm actual voltage specifications with manufacturers before substitution.
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