US2014352761A1PendingUtilityA1

Optoelectronic device with bypass diode

Assignee: SUNPOWER CORPPriority: Dec 8, 2009Filed: Aug 18, 2014Published: Dec 4, 2014
Est. expiryDec 8, 2029(~3.4 yrs left)· nominal 20-yr term from priority
H02S 40/42Y02E10/52H02S 40/345H02S 40/22H10F 77/955H10F 77/42H10F 19/902H10F 19/75H10F 77/63H01L 31/052H01L 31/0504
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Claims

Abstract

Optoelectronic devices with bypass diodes are described. An optoelectronic device includes a bypass diode, a heat spreader unit disposed above, and extending over, the bypass diode, and a heat sink disposed above the heat spreader unit. Another optoelectronic device includes a bypass diode, a heat spreader unit disposed above, but not extending over, the bypass diode, and a heat sink disposed above the heat spreader unit.

Claims

exact text as granted — not AI-modified
1 - 11 . (canceled) 
     
     
         12 . A solar cell, comprising:
 a bypass diode;   a heat spreader unit disposed above, but not extending over, the bypass diode; and   a heat sink disposed above the heat spreader unit.   
     
     
         13 . The solar cell of  claim 12 , wherein the bypass diode is disposed in a through-hole via disposed in the heat spreader unit. 
     
     
         14 . The solar cell of  claim 12 , wherein the bypass diode is coupled with a pair of interconnects, the heat spreader unit disposed above the pair of interconnects. 
     
     
         15 . The solar cell of  claim 14 , wherein the bypass diode and the pair of interconnects are disposed above a transparent superstrate, wherein the bypass diode is coupled with the pair of interconnects by one or more bond pads, and wherein the bypass diode is separated from the transparent superstrate and the heat spreader unit by one or more encapsulant layers. 
     
     
         16 . The solar cell of  claim 12 , wherein the heat sink comprises a folded fin separated from the heat spreader unit by one or more thermal adhesive layers. 
     
     
         17 . A solar system, comprising:
 a plurality of pairs of solar cells;   a plurality of bypass diodes, one or more bypass diodes disposed between each of the pairs of solar cells;   a plurality of heat spreader units, one or more heat spreader units disposed above, but not extending over, each of the bypass diodes; and   a plurality of heat sinks, one or more heat sinks disposed above each of the heat spreader units.   
     
     
         18 . The solar system of  claim 17 , further comprising:
 a solar concentrating element disposed above the plurality of pairs of solar cells, the solar concentrating element to concentrate insolation on light-receiving surfaces of the pairs of solar cells, wherein the plurality of bypass diodes is configured to bypass one or more of the pairs of the solar cells when insolation is not received by the one or more of the pairs of the solar cells.   
     
     
         19 . The solar system of  claim 18 , wherein solar concentrating element is an element selected from the group consisting of a mirror, a grouping of minors, a lens, a grouping of lenses, and a combination of one or more minors with one or more lenses. 
     
     
         20 . The solar system of  claim 17 , wherein each bypass diode is disposed in a through-hole via disposed in one of the heat spreader units. 
     
     
         21 . The solar system of  claim 17 , wherein each bypass diode is coupled with a pair of interconnects, one of the heat spreader units disposed above the pair of interconnects. 
     
     
         22 . The solar system of  claim 21 , wherein each bypass diode and the respective pair of interconnects are disposed above a transparent superstrate, wherein each bypass diode is coupled with the respective pair of interconnects by one or more bond pads, and wherein each bypass diode is separated from the transparent superstrate and the heat spreader unit by one or more encapsulant layers. 
     
     
         23 . The solar system of  claim 17 , wherein each heat sink comprises a folded fin separated from the respective heat spreader unit by one or more thermal adhesive layers. 
     
     
         24 . The solar system of  claim 17 , wherein the plurality of heat spreader units is provided to couple heat from plurality of pairs of solar cells with the plurality of heat sinks.

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