IC 11 A SWITCHING REGULATOR, 115 kHz SWITCHING FREQ-MAX, MBFM4, METAL CAN, TO-3, 4 PIN, Switching Regulator or Controller

LT1172 - 100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators; Package: DD PAK; Pins: 5; Temperature Range: 0°C to 70°C
LT1172 - 100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators; Package: PDIP; Pins: 8; Temperature Range: -40°C to 85°C

Switching Regulator, Voltage-mode, 1.5A, 23kHz Switching Freq-Max, BIPolar, PDSO8

Switching Regulator, Current-mode, 3.5A, 115kHz Switching Freq-Max, BIPolar, PDIP8
LT1176/LT1176-5 - Step-Down Switching Regulator; Package: PDIP; Pins: 8; Temperature Range: 0°C to 70°C