PHOTOELECTRIC CONVERSION ELEMENT, ELECTRONIC APPARATUS, AND POWER SUPPLY MODULE

To provide a photoelectric conversion element that can prevent a reduction in output in low-intensity light after high-temperature storage.SOLUTION: A photoelectric conversion element 101 has a first electrode 2 on a first substrate 1, has an electron transport layer 4 on the first electrode 2, has a photosensitization compound 5 on a surface of an electron transport material that form the electron transport layer 4, and has a hole transport layer 6 in an upper part and inside of the electron transport layer 4. The hole transport layer 6 contains a specific cyclic alkali metal salt compound having a large molecular size and a specific basic compound having a low fluidity even under a high temperature environment.SELECTED DRAWING: Figure 1 【課題】高温保存後において、低照度光での出力低下を抑制することができる光電変換素子を提供する。【解決手段】光電変換素子１０１は、第１の基板１上に第１の電極２を有し、第１の電極２上に電子輸送層４を有し、電子輸送層４を構成する電子輸送材料の表面に光増感化合物５を有し、電子輸送層４の上部及び内部にはホール輸送層６を有しており、ホール輸送層６が分子サイズの大きい特定の環状アルカリ金属塩化合物と、高温環境下でも流動性が低い特定の塩基性化合物とを含有する。【選択図】図１