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Product Hierarchy

2L28026 - Flat Gray Ribbon Cable 1mm Pitch, 2L280XX Series, #28-26c, PVC Ins

Flat Gray Ribbon Cable 1.00mm Pitch, 2L280XX Series, 26 Conductor, 28 AWG (7x36) Tinned Copper, PVC Insulation

Product Overview

Suitable Applications: Internal interconnection, internal wiring of electronic equipment, designed for the disk drive market where the 2.00mm IDC connector is widely used

Physical Characteristics (Overall)

287x36TC - Tinned Copper
Conductor Count: 26
MaterialNominal Wall Thickness
PVC - Polyvinyl Chloride0.010 in
Color Chart
Table Notes: First Conductor has Black Stripe

Construction and Dimensions

Conductor Spacing Center-Center: .0394 +/- .003 in
Conductor Spacing Center-Center Outside: .984 +/- .008 in
OuterJacket1, Nominal Width: 1.020 +/- .008 in
OuterJacket1, Nom Thick Flat Section: 0.0394 in

Electrical Characteristics

Conductor DCR
Nominal Conductor DCR
68.2 Ohm/1000ft
ElementNom. Capacitance Conductor to Conductor
@ 1 kHz (GSG)20 pF/ft
@ 1 MHz (GS)9.5 pF/ft
@ 1 MHz (GSG)16.5 pF/ft
Min Insulation Resistance: 10,000 MOhm
ElementNominal Inductance
@ 1 MHz (GS)0.24 µH/ft
@ 1 MHz (GSG)0.16 µH/ft
Nominal Balanced Characteristic Impedance DescriptionNominal Characteristic ImpedanceNominal Characteristic Impedance Description
(GS)130 Ohm(GS)
(GSG)90 Ohm(GSG)
High Frequency (Nominal/Typical)
Frequency [MHz]Nom. Insertion Loss
10 MHz3.3 dB/100ft
20 MHz5.1 dB/100ft
30 MHz7 dB/100ft
40 MHz8.3 dB/100ft
50 MHz9.8 dB/100ft
60 MHz11.6 dB/100ft
70 MHz13.1 dB/100ft
80 MHz14.2 dB/100ft
90 MHz16.4 dB/100ft
100 MHz17.6 dB/100ft
Table Notes: GSG=Ground-Signal-Ground
Nominal DelayNominal Velocity of Propagation (VP) [%]
1.47 ns/ft69%
Unbalanced Crosstalk
ElementTypical Unbalanced NEXT %Typical Unbalanced FEXT %Typical Cross Talk Pulse Rise Time (ns)
10 ft. sample length4.36.73 ns
10 ft. sample length3.83.45 ns
10 ft. sample length3.62.57 ns
Max. Recommended Current [A]
1 Amp per Conductor at 20ºC
Dielectric Withstand VoltageUL Voltage Rating
2000 V300 V

Temperature Range

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

Mechanical Characteristics

Bulk Cable Weight: 30 lbs/1000ft
Min. Bend Radius During Installation: 0.5 in
Min. Bend Radius/Minor Axis: 0.5 in


UL AWM Style Compliance: AWM 2651
CSA AWM Compliance: I A

Applicable Environmental and Other Programs

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 Compliance: Yes
EU CE Mark: Yes
CA Prop 65 (CJ for Wire and Cable): Yes
MII Order #39 (China RoHS): Yes


Suitability - Indoor: Yes

Flammability, LS0H, Toxicity Testing

UL Flammability: VW-1
CSA Flammability: FT1
UL voltage rating: 300 V


Plenum (Y/N): No

Related Part Numbers

Item #ColorLengthUPC
2L28026 008H100Gray100 ft612825127550


Update and Revision: Revision Number: 0.318 Revision Date: 04-08-2022
Date: 2005-07-01
No accessories are available for this product