Found 5 alternatives for MBR4045PT by Rochester Electronics, LLC. Diodes Rectifiers Arrays — TO-218-3.
DIODE ARRAY GP 400V 15A SOT93
15A, 400V ULTRAFAST DUAL DIODE
DIODE ARRAY SCHOTTKY 45V SOT93
DIODE ARRAY SCHOTTKY 45V SOT93
DIODE ARRAY GP 200V 30A SOT93