LT1135A - Advanced Low Power 5V RS232 Drivers/Receivers with Small Capacitors (Includes LT1130 thru LT1141); Package: PDIP; Pins: 20; Temperature Range: 0°C to 70°C

LT1173 - Micropower DC/DC Converter Adjustable and Fixed 5V, 12V; Package: PDIP; Pins: 8; Temperature Range: 0°C to 70°C

Switching Regulator, Voltage-mode, 1.2A, 120kHz Switching Freq-Max, BIPolar, PDSO8

Switching Regulator, Voltage-mode, 1.5A, 88kHz Switching Freq-Max, BIPolar, PDIP8
Switching Regulator/Controller, Voltage-mode, 2.2A, 110kHz Switching Freq-Max, BIPolar, PDSO20