极细同轴电缆的特点是什么？极细同轴电缆是由数根导体绞合而成的内部导体、绝缘体、外部导体、套管构成的电线，具有优异的耐弯曲性、节省空间性、信号高速传输性以及抗电磁干扰性，可用于笔记本电脑及手机等电子设备的内部布线、超声波诊断装置用探测传输线(Probe Cable)等产品。要实现极细同轴电缆的细径化，必需减小作为构成部件的导体直径以及绝缘体和套管的壁厚。另一方面，由于导体变细后电阻会增大，因此要求导体材料本身具有高导电性和可承受反复弯曲及扭曲的高强度特性。

以下是对JAE HJ1系列极细同轴线的分析

Board-to-Cable horizontal connector corresponding to eDP ver.1.4 (5.4 Gbps) as a LCD interface for the next generation notebook PCs and tablet PCs. 
     特征：                               

1. 0.4 mm pitch, 1.0 mm mating height max. and narrow pitch, low-profile board-to-cable connector.                        
2. Discrete cable is compatible with #34 AWG (1 A per position).
3. Compatible with eDP1.4 (5.4 Gbps) high-speed transmission.
4. High shielding is realized with multiple ground points.  
5. Lead-free and Halogen-free
6. Can use both coax and discrete wires together.

用途：LCD panel for notebook PCs and tablet PCs.      
        
一般规格：
 

Number of Contacts	50 positions
Pitch	0.4 mm
Rated Current	AC, DC each 1 A/ terminal
Rated Voltage	AC, DC each 100 V/ terminal
Contact Resistance	70 milliohm max.
Insulation Resistance	1000 megohm min.
Dielectric Withstanding Voltage	AC 250 Vr.m.s. (1 minute)
Applicable Wire	#36 to #34 AWG (discrete wire), #44 AWG to #36 AWG (fine wire coaxial)
Operating Temperature Range	-40 deg. C to +85 deg. C

 
本系列的产品列表明细：
 

Part Number	Pincount	connectorType	Features
HJ1P050-CSH1-10000	50	Cover shell	LCD interface connector for next-generation notebook PC, Cover shell, 50 pos.
HJ1P050MA1R6000	50	Cable side plug	LCD interface connector for next-generation notebook PC, Cable side plug, 50 pos.
HJ1P050-PB1	50	Pull bar	LCD interface connector for next-generation notebook PC, Pull bar, 50 pos.
HJ1S050HA1R6000	50	Board side receptacle	LCD interface connector for next-generation notebook PC, Board side receptacle, Standard type, 50 pos.