Part Project Metadata Review

I completed the review for this part project.
Step 1: Available part information Project metadata summary

Table


FieldResult
MPN505110-6491
ManufacturerMolex
Part typeConnector
Series505110
DescriptionEasy-On FFC/FPC Connector, 0.50 mm pitch, right-angle, bottom contact
Stated height in project1.90 mm
Circuits / contacts64
Datasheet URL presentYes
Datasheet URLhttps://www.molex.com/pdm_docs/sd/5051106491_sd.pdf
Schematic terminals present66 total = signal pads 1 through 64, plus mounting pads MP1 and MP2
Footprint asset5051106491.kicad_mod
3D model asset505110-6491.stp
Step 2: Datasheet URL check
A datasheet URL was already set on the part, so no web lookup or property update was needed.
Step 3: Datasheet scan and extracted metadata Core part metadata

Table


ParameterDatasheet result
Product familyFFC/FPC connector
Series505110
OrientationRight-angle
Contact styleBottom contact, ZIF
Pitch0.5 mm
Circuit count64
PackagingEmbossed tape on reel
Contact platingGold over nickel
Fitting nail platingTin over nickel
Electrical characteristics

Table


ParameterDatasheet result
Voltage rating50 V AC (RMS) / DC
Current rating0.5 A
Contact resistance40 mΩ max
Insulation resistance100 MΩ min
Dielectric withstanding voltage250 V AC for 1 minute
Operating temperature-40 to +105 °C
Absolute maximum ratings / limits

Table


ItemDatasheet result
Explicit absolute max tableNot found in the PDF extraction
Extracted mechanical limitTails and nails coplanarity: 0.1 mm max
For this connector, the document appears to be primarily a product specification / mechanical drawing rather than an IC-style datasheet with a dedicated absolute maximum ratings table.
Recommended operating conditions

Table


ItemResult
Explicit recommended operating conditions tableNot clearly present in the extracted PDF text
Usable operating range found-40 to +105 °C
I did find one extracted reference to a Molex series chart showing -40 to +150 °C, but that conflicts with the PDF result above, so I would not treat that as authoritative for this exact part. The PDF’s -40 to +105 °C is the safer value to use.
Pin descriptions

Table


Pin groupDescription
1 to 64FFC/FPC signal contacts, numbered sequentially
MP1, MP2Mechanical / hold-down mounting pads
The extracted PDF text did not provide per-pin electrical names because this is a passive connector. Sequential numbering is the main pin definition.
Package / recommended PCB dimensions extracted

Table


ItemDatasheet result
Signal pad pitch0.5 ± 0.05 mm
Signal pad width0.3 ± 0.05 mm
Signal pad length1.0 ± 0.05 mm
Mounting pad width1.3 ± 0.05 mm
Mounting pad length2.0 mm class dimension appears in the recommended layout extraction
Row span formula0.5 (N-1) ± 0.05 mm
Other extracted recommended pattern dims1.55 ± 0.05 mm, 3.3 ± 0.05 mm, 2.6, 2.0
Special features

Table


FeatureResult
Connector typeEasy-On FFC/FPC
Insertion styleZIF
Contact orientationBottom contact
Mounting styleRight-angle SMT
RetentionMechanical fitting nails / hold-down pads
PlatingGold over nickel on contacts
Step 4: Symbol and footprint cross-check What matches

Table


CheckResultNotes
Signal pin countPassSchematic has 1-64
Mechanical pad countPassSchematic includes MP1 and MP2
Total terminal countPass66 total pads represented
Footprint signal pad pitchPassFootprint pads are on 0.5 mm pitch
Footprint signal pad sizePassFootprint uses 0.30 mm x 1.00 mm
Footprint contact spanPassPad 1 to 64 span is 31.5 mm, matching 0.5 x (64-1)
Footprint mounting pad sizeLikely passFootprint uses 1.3 mm x 2.0 mm for MP1 and MP2
Mechanical pads includedPassGood for manufacturability and retention
3D model presentPassHelpful for enclosure/mechanical validation
Issues / risks found

Table


IssueSeverityWhy it matters
Project description says 1.90 mm height, but extracted PDF text returned 2.0 mm heightMediumCould cause enclosure or mating-height mistakes and wrong part ordering if the description is used as the source of truth
All schematic terminals are typed UnspecifiedLow to MediumNot a fab blocker, but poor metadata quality for a reusable part
Schematic terminals use prefix P internally while project designator prefix is JLowUsually harmless in a part project, but inconsistent metadata
No explicit pin role metadata for mounting pads MP1 and MP2MediumCould confuse downstream users; these should clearly be mechanical shield / hold-down style terminals, not generic signal pins
No explicit footprint-side / orientation note surfaced in the symbol metadataMediumBottom-contact FFC connectors are easy to place backward in end-use designs if the symbol/documentation is not very explicit
Bottom line Overall assessment

Table


AreaVerdict
Pin count and pad countGood
Footprint geometry vs extracted recommended layoutLooks correct
Manufacturing risk from footprintLow
Risk of ordering / mechanical misunderstandingModerate
Most important cleanup itemResolve the 1.90 mm vs 2.0 mm height discrepancy and make bottom-contact orientation more explicit
Most important flags
  • The footprint itself looks consistent with a 64-pin, 0.5 mm pitch Molex connector and includes both mounting pads MP1 and MP2.
  • The biggest concern is metadata accuracy, not pad geometry:
    • Height mismatch in project description vs extracted datasheet text
    • Unspecified pin types
    • Mounting pads not clearly labeled as mechanical
    • Bottom-contact behavior not strongly encoded in part metadata
If you want, I can next turn this into a concise fix list for the part project metadata and symbol naming.
Create fix list
Check mounting pads
Verify datasheet fields

To get started, talk to Flux or create a New Document.

Documents

    Documents are markdown text files which describe project goals, capture details, or even simulation outputs.

    Assets

    505110-6491

    505110-6491

    505110-6491 Symbol.svgDefault
    kicad_mod

    505110-6491

    5051106491.kicad_modFootprint
    stp

    505110-6491

    505110-6491.stp3D Model
    5051106491-thumb.png

    5051106491-thumb.png

    5051106491-thumbThumbnail

    5051106491

    5051106491 thumbnail
    Easy-On FFC/FPC Connector, 0.50mm Pitch, FD19 Series, Right-Angle, Bottom Contact, 1.90mm Height, Circuits, Gold over Nickel Plating #CommonPartsLibrary #Connector #505110-6491

    Properties

    5051106491

    Molex

    Connectors

    J

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