Component of a radiation detector comprising a substrate with positioning structure for a photoelectric element array

Abstract

In the component of a radiation detector, an upper end face of a pad formation protrusion provided on an upper surface of an MID substrate is equal in height to an upper surface of a photodiode array, first pads are provided on upper surfaces of photodiodes arranged in the photodiode array, respectively, second pads are provided on the upper end face of the pad formation protrusion, a bonding wire is provided between one of the first pads and corresponding one of the second pads, a wiring pattern is provided on the upper surface of the MID substrate, first terminals as many as the second pads and one second terminal are provided on a lower surface of the MID substrate, the second pads and the first terminals are electrically connected to one another in a one-to-one correspondence, and the wiring pattern is electrically connected to the second terminal.

1 . A radiation detector comprising: 
 a component of a radiation detector including 
 a scintillator array;  
 a photodiode array arranged on one side surface of the scintillator array in an array aligned direction; and  
 wirings electrically connected to photodiodes of the photodiode array, respectively, and arranged on a surface of the photodiode array, wherein  
 a terminal end of each of the wirings is present downstream of a contact section with the scintillator array in a light receiving direction; and  
 a substrate supporting the component of a radiation detector; and  
   a wiring provided on the substrate, wherein the wiring on the substrate is electrically connected to a terminal end of each of wirings arranged on a surface of the photodiode array.    
   
   
       2 . A radiation detector comprising: 
 a component of a radiation detector including 
 a scintillator array;  
 a photodiode array arranged on one side surface of the scintillator array in an array aligned direction; and  
 wirings electrically connected to photodiodes of the photodiode array, respectively, and arranged on a surface of the photodiode array, wherein  
 each of the wirings extends toward downstream of a contact section with the scintillator array in a light receiving direction and then extends in the array aligned direction of the scintillator array; and  
 a terminal end of each of the wirings is present on a lateral position exceeding the contact section with the scintillator array; and  
   a substrate supporting the component.    
   
   
       3 . A component of a radiation detector comprising: 
 a scintillator array;    a photodiode array arranged on one side surface of the scintillator array in an array aligned direction; and    wirings electrically connected to photodiodes of the photodiode array, respectively, and arranged on a surface of the photodiode array, wherein    each of the wirings extends toward downstream of a contact section with the scintillator array in a light receiving direction and then extends in the array aligned direction of the scintillator array; and    a terminal end of each of the wirings is present on a lateral position exceeding the contact section with the scintillator array.