ON SEMICONDUCTOR/FAIRCHILD
线性稳压器, 固定, 7915, -30V至-18V输入, -15V和1A输出, TO-220AB-3
TEXAS INSTRUMENTS
线性稳压器, 固定, 3端子, 负向, -25V至-18V输入, -15V和1.5A输出, TO-220-3