Solar cell, solar cell with interconnection sheet attached and solar cell module

摘要

Disclosed are a solar cell, a solar cell with interconnection sheet attached, and a solar cell module wherein a surface of an electrode for first conductive type is covered with a migration suppressing layer for preventing a metal forming electrode for first conductive type from precipitating, and at least one of a surface of migration suppressing layer covering electrode for first conductive type and a surface of electrode for second conductive type is covered with an insulating member.

主权项

1. A solar cell comprising:
a semiconductor substrate; a first conductive type impurity diffusion area and a second conductive type impurity diffusion area formed on one surface side of said semiconductor substrate; an electrode for first conductive type disposed on said first conductive type impurity diffusion area; and an electrode for second conductive type disposed on said second conductive type impurity diffusion area, wherein a surface of said electrode for first conductive type is covered with a migration suppressing layer for preventing a metal forming said electrode for first conductive type from precipitating, and a surface of said migration suppressing layer covering said electrode for first conductive type and a surface of said electrode for first conductive type is directly covered with an insulating member.