Belden

9L28040 - Flat Gray Ribbon Cable .050" Pitch, 9L280XX Series, #28-40c, PVC Ins

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9L28040
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Description

Flat Gray Ribbon Cable .050" Pitch, 9L280XX Series, 40 Conductor, 28 AWG (7x36) Tinned Copper, PVC Insulation

Specifications

Specifications

Product Overview

Suitable ApplicationsInternal interconnection, internal wiring of electronic equipment, reliable mass-termination to standard IDC connectors

Physical Characteristics (Overall)

Conductor

AWGStrandingMaterial
287x36TC - Tinned Copper
Conductor Count40

Insulation

MaterialNominal Wall Thickness
PVC - Polyvinyl Chloride0.010 in

Color Chart

Color
Gray
Table NotesFirst Conductor has Red Stripe

Construction and Dimensions

Conductor Spacing Center-Center.050 +/- .002 in
Conductor Spacing Center-Center Outside1.950 +/- .011 in
OuterJacket1, Nominal Width2.000 +/- .011 in
OuterJacket1, Nom Thick Flat Section0.035 in

Electrical Characteristics

Conductor DCR

Nominal Conductor DCR
68.2 Ohm/1000ft

Capacitance

ElementNom. Capacitance Conductor to Conductor
@ 1 kHz (GSG)18 pF/ft
@ 1 MHz (GS)10 pF/ft
@ 1 MHz (GSG)15 pF/ft
Min Insulation Resistance10,000 MOhm

Inductance

ElementNominal Inductance
@ 1 MHz (GS)0.29 µH/ft
@ 1 MHz (GSG)0.2 µH/ft

Impedance

Nominal Characteristic ImpedanceNominal Characteristic Impedance Description
150 Ohm(GS)
105 Ohm(GSG)

High Frequency (Nominal/Typical)

Frequency [MHz]Nom. Insertion Loss
10 MHz2.8 dB/100ft
20 MHz4.8 dB/100ft
30 MHz6.5 dB/100ft
40 MHz8.3 dB/100ft
50 MHz9.8 dB/100ft
60 MHz12 dB/100ft
70 MHz13 dB/100ft
80 MHz14 dB/100ft
90 MHz15.8 dB/100ft
100 MHz17 dB/100ft
Table NotesGS=Ground-Signal Mode; GSG=Ground-Signal-Ground Mode

Delay

Nominal DelayNominal Velocity of Propagation (VP) [%]
1.4 ns/ft72%

Unbalanced Crosstalk

ElementTypical Unbalanced NEXT %Typical Unbalanced FEXT %Typical Cross Talk Pulse Rise Time (ns)
10 ft. sample length4.873 ns
10 ft. sample length3.54.75 ns
10 ft. sample length337 ns

Current

Max. Recommended Current [A]
1 Amp per Conductor at 20ºC

Voltage

Dielectric Withstand VoltageUL Voltage Rating
2000 V300 V

Temperature Range

Operating Temperature Range-40°C to +105°C

Mechanical Characteristics

Bulk Cable Weight52 lbs/1000ft
Min. Bend Radius/Minor Axis3 in

Standards

UL AWM Style ComplianceAWM 2651
CSA AWM ComplianceI A

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV)Yes
EU Directive 2003/96/EC (BFR)Yes
EU Directive 2011/65/EU (RoHS 2)Yes
EU Directive 2012/19/EU (WEEE)Yes
EU Directive 2015/863/EU (RoHS 2 amendment)Yes
EU Directive ComplianceEU Directive 2003/11/EC (BFR)
EU CE MarkYes
CA Prop 65 (CJ for Wire and Cable)Yes
MII Order #39 (China RoHS)Yes

Suitability

Suitability - IndoorYes

Flammability, LS0H, Toxicity Testing

UL FlammabilityVW-1
UL voltage rating300 V

Plenum/Non-Plenum

Plenum (Y/N)No

History

Update and RevisionRevision Number: 0.392 Revision Date: 05-05-2023

Documentation

Related Webpages

Data Sheets

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Additional Information

Variant_Options:
Item #|Color|Length|UPC
Variant_Options 9L28040 008H100:
9L28040 008H100|Gray|100 ft|612825221692
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