2L28040 Flat - Gray Ribbon 2L280XX Series
For more information please
call
1-800-Belden1
See Put-ups and Colors
Description:
Belden's 1.00mm pitch gray ribbon cable was designed for the disk drive market where the 2.00mm IDC connector is widely used.
PHYSICAL CHARACTERISTICS:
CONDUCTOR:
Number of Conductors 40
Total Number of Conductors 40
AWG 28
Stranding 7x36
Conductor Material TC - Tinned Copper
INSULATION:
Insulation Material PVC - Polyvinyl Chloride
Nom. Insulation Wall Thickness .010 in.
Insulation Resistance >10, 000 Megaohms
SPACING:
Conductor Spacing Center to Center .0394 +/- .002 in.
Conductor Spacing Outside Center to Outside Center 1.535 +/- .012 in.
OVERALL:
Overall Nominal Width 1.571 +/- .012 in.
Overall Nominal Thickness .0354 +/- .0031 in.
OUTER SHIELD:
Outer Shield Material Unshielded
MECHANICAL CHARACTERISTICS:
Operating Temperature Range -40°C To +105°C
APPLICABLE SPECIFICATIONS AND AGENCY COMPLIANCE:
APPLICABLE STANDARDS:
UL AWM Style 2651
UL Rating 105°C, 300 V RMS, VW-1
CSA Specification AWM I A 105°C 300 V FT1
CSA Rating 105°C, 300 V RMS, FT1
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2L28040 Flat - Gray Ribbon 2L280XX Series
EU CE Mark (Y/N) Yes
EU RoHS Compliant (Y/N) Yes
EU RoHS Compliance Date (mm/dd/yyyy): 07/01/2005
FLAME TEST:
UL Flame Test VW-1
CSA Flame Test FT1
PLENUM/NON-PLENUM:
Plenum (Y/N) N
POLARITY IDENTIFICATION:
Polarity Identification BLACK POLARITY STRIPE ON #1 CONDUCTOR
ELECTRICAL CHARACTERISTICS:
Nom. Characteristic Impedance :
Description Nom. Characteristic Impedance (Ohms)
(GS) 130
(GSG) 90
Nom. Inductance :
Description Nominal Inductance (µH/ft)
@ 1 MHz (GS) .24
@ 1 MHz (GSG) .16
Nom. Capacitance Conductor to Conductor :
Description Nom. Capacitance Conductor to Conductor (pF/ft)
@ 1 kHz (GSG) 20
@ 1 MHz (GS) 9.5
@ 1 MHz (GSG) 16.5
Nominal Velocity of Propagation :
Description Nominal Velocity of Propagation (%)
69
Nominal Delay 1.47 NS/FT. (GSG) ns/ft
Nom. Conductor DC Resistance @ 20 Deg. C 68.2 OHMS/1000 FT. MAX. Ohms/1000 ft
Nom. Attenuation :
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2L28040 Flat - Gray Ribbon 2L280XX Series
Description Frequency (MHz) Nom. Attenuation (dB/100 ft.)
10 3.3
20 5.1
30 7
40 8.3
50 9.8
60 11.6
70 13.1
80 14.2
90 16.4
100 17.6
Typical Unbalanced Crosstalk :
Description Pulse Rise Time (NS) Near End (%) Far End (%) Typical Unbalanced
Crosstalk (dB)
10 ft. sample length 3 4.3 6.7
10 ft. sample length 5 3.8 3.4
10 ft. sample length 7 3.6 2.5
Max. Operating Voltage - Non-UL 300 V RMS
Max. Recommended Current 1 Amp per conductor @ 20°C
Dielectric Withstand Voltage 2, 000 V RMS
NOTES:
Notes GSG=Ground-Signal-Ground Mode
PUT-UPS AND COLORS:
Item Description Put-Up (ft.) Ship Weight (lbs.) Jacket Color Notes
2L28040 008H100 40 #28 STR PVC
RIBBON H100 4.4 GRAY
Revision Number: 1 Revision Date: 05-30-2006
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2L28040 Flat - Gray Ribbon 2L280XX Series
© Copyright 2006 Belden, Inc
All Rights Reserved.
Although Belden ("Belden") makes every reasonable effort to ensure their accuracy at the time of this publication, information and
specifications described herein are subject to error or omission and to change without notice, and the listing of such information and
specifications does not ensure product availability.
Belden provides the information and specifications herein on an "AS IS" basis, with no representations or warranties, whether express,
statutory or implied. In no event will Belden be liable for any damages (including consequential, indirect, incidental, special, punitive, or
exemplary damages) whatsoever, even if Belden has been advised of the possibility of such damages, whether in an action under contract,
negligence or any other theory, arising out of or in connection with the use, or inability to use, the information or specifications described
herein.
All sales of Belden products are subject to Belden's standard terms and conditions of sale.
Belden believes this product to be in compliance with the following environmental regulations: California Proposition 65 Consent Judgment
For Wire & Cable Mfgs.(San Francisco Superior Court Nos. 312962 And 320342); EU RoHS (Directive 2002/95/EC, 27-Jan-
2003);Material manufactured prior to the compliance date may still be in stock at Belden facilities and in our Distributor's inventory. EU
ELV (Directive 2000/53/EC, 18-Sept-2000); EU WEEE (Directive 2002/96/EC, 27-Jan-2003); And EU BFR (Directive 2003/11/EC, 6-Feb-
2003). The information provided in this Product Disclosure, and the identification of materials listed as reportable or restricted within the
Product Disclosure, is correct to the best of Belden's knowledge, information and belief at the date of its publication. The information
provided in the Product Disclosure is designed only as a general guide for the safe handling, storage, and any other operation of the product
itself or the one that it becomes a part of. This Product Disclosure is not to be considered a warranty or quality specification. Regulatory
information is for guidance purposes only. Product users are responsible for determining the applicability of legislation and regulations
based on their individual usage of the product.
Belden declares this product to be in compliance with EU LVD (Low Voltage Directive 73/23/EEC), as amended by directive 93/68/EEC.
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