The XTE-LILT from Spectrolab is a Satellite Solar Cell with Output Voltage 0.76 to 2.459 V, Open Circuit Voltage 0.78 to 2.755 V, Short Circuit Current 0.01 to 0.012 mA, Mass of Cell 50 to 84 mg/cm sq, Area 27 cm sq. More details for XTE-LILT can be seen below.