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Wire Product
Universal Serial Bus Cable

Universal Serial Bus Cable

Features
Propagation frequency:480 MHz
Voltage rating:30V
Temperature rating:60℃
Impendence:90Ω±15%
Conforming with CM flame test.
Specification Download (325 KB)
Application
Monitor, Audio, Input/Output System, Keyboard, Mouse, Modem, CD-ROM, Scanner, Printer…
Specification
●Structure:
 Tinned Stranded Copper Conductor.
 Power wire Insulation:semi-rigid polyvinyl chloride
 Twisted Signal Pair Insulation:HD-PE
 Aluminum Metallized Polyester Inner Shield.
 Drain Wire:
 28AWG stranded Tinned Copper
 Braid:Tinned Copper Wire Outer Shield
 Coverage Rate:Minimum 65%
 Polyvinyl Chloride(PVC) Jacket

Spec NO Conductor No.of Pair(core) Insulation Diameter Insulation Jacket Diameter
AWG No./MM MM MM
KDHB 28 7/0.127 1PR 0.8 HD-PE 4.2
28 7/0.127 2C 0.82 SR-PVC
KDHC 28 7/0.127 1PR 0.8 HD-PE 4.5
26 7/0.16 2C 1.0 SR-PVC
KDHD 28 7/0.127 1PR 0.8 HD-PE 4.7 
24 7/0.2 2C 1.07 SR-PVC
KDHE 28 7/0.127 1PR 0.8 HD-PE 5.0
22 7/0.254 2C 1.3 SR-PVC
KDHF 28 7/0.127 1PR 0.8 HD-PE 5.3
20 7/0.32 2C 1.5 SR-PVC
KD34 24 7/0.2 1PR 1.35 HD-PE 5.2 
24 7/0.2 2C 1.07 SR-PVC

●Physical Characters:
 Voltage rating:30V
 Temperature rating:80℃
 Flame test of cable:VW-1

●Transmission Characters:
 1.Attenuation:
Frequency ( MHz) Attenuation(MAX)dB/Cable(USB 1.1) Attenuation(MAX)dB/Cable(USB 2.0)
0.064 0.08 0.08
0.256 0.11 0.11
0.512 0.13 0.13
0.772 0.15 0.15
1.0 0.2 0.2
4.0 0.39 0.39
8.0 0.57 0.57
12.0 0.67 0.67
24.0 0.95 0.95
48.0 1.35 1.35
96.0 1.9 1.9
200 -- 3.2
400 -- 5.8

 2.Impedance:30Ω±30% @ TDR (Common mode) (USB 2.0)
         90Ω±15% @ TDR (differential) (USB 2.0)
 3.Propagation Delay:5.2ns/M MAX(USB 2.0)
 4.Propagation Delay Skew:100PS(USB 2.0)
 5.Impedance:90Ω±15% @ TDR (differential) (USB 1.1)
 6.Propagation Delay:26ns/5M (USB 1.1)
 7.Propagation Delay Skew:400PS(USB 1.1)

●Remarkscolor code
 1.GREEN*WHITETE
 2.BLACK
 3.RED
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