| 1640881 | UC1851 | Programmable, Off-Line, PWM Controller | Texas Instruments |
| 1640882 | UC1851J | PROGRAMMABLE, OFF-LINE, PWM CONTROLLER | Texas Instruments |
| 1640883 | UC1851J883B | PROGRAMMABLE, OFF-LINE, PWM CONTROLLER | Texas Instruments |
| 1640884 | UC1852 | High Power-Factor Preregulator | Texas Instruments |
| 1640885 | UC1852J | HIGH POWER-FACTOR PREREGULATOR | Texas Instruments |
| 1640886 | UC1852J883B | HIGH POWER-FACTOR PREREGULATOR | Texas Instruments |
| 1640887 | UC1853 | High Power Factor Preregulator | Texas Instruments |
| 1640888 | UC1854 | High Power Factor Preregulator | Texas Instruments |
| 1640889 | UC1854A | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640890 | UC1854AJ | ENHANCED HIGH POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640891 | UC1854AJ883B | ENHANCED HIGH POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640892 | UC1854AL | ENHANCED HIGH POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640893 | UC1854B | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640894 | UC1854BJ | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640895 | UC1854BJ883B | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640896 | UC1854BL | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640897 | UC1854BL883B | Enhanced High Power Factor Preregulator | Texas Instruments |
| 1640898 | UC1854J | High Power Factor Preregulator | Texas Instruments |
| 1640899 | UC1854J883B | High Power Factor Preregulator | Texas Instruments |
|
| 1640900 | UC1854L | High Power Factor Preregulator | Texas Instruments |
| 1640901 | UC1854L883B | High Power Factor Preregulator | Texas Instruments |
| 1640902 | UC1855 | High Performance Power Factor Preregulator | Texas Instruments |
| 1640903 | UC1855A | High Performance Power Factor Preregulator | Texas Instruments |
| 1640904 | UC1855AJ | HIGH PERFORMANCE POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640905 | UC1855AJ883B | HIGH PERFORMANCE POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640906 | UC1855B | High Performance Power Factor Preregulator | Texas Instruments |
| 1640907 | UC1855BJ | HIGH PERFORMANCE POWER FACTOR PREREGULATOR | Texas Instruments |
| 1640908 | UC1856 | Improved Current Mode PWM Controller | Texas Instruments |
| 1640909 | UC1856-SP | UC1856-SP Improved Current-Mode PWM Controller 16-CDIP -55 to 125 | Texas Instruments |
| 1640910 | UC1856J | Improved Current Mode PWM Controller | Texas Instruments |
| 1640911 | UC1856J883B | Improved Current Mode PWM Controller | Texas Instruments |
| 1640912 | UC1856L | Improved Current Mode PWM Controller | Texas Instruments |
| 1640913 | UC1856L20 | Improved Current Mode PWM Controller | Texas Instruments |
| 1640914 | UC1856L20883B | Improved Current Mode PWM Controller | Texas Instruments |
| 1640915 | UC1856L883B | Improved Current Mode PWM Controller | Texas Instruments |
| 1640916 | UC1860 | Resonant Mode Power Supply Controller | Texas Instruments |
| 1640917 | UC1860J | RESONANT MODE POWER SUPPLY CONTROLLER | Texas Instruments |
| 1640918 | UC1860J883B | RESONANT MODE POWER SUPPLY CONTROLLER | Texas Instruments |
| 1640919 | UC1861 | -Resonant-Mode Power Supply Controllers | Texas Instruments |
| 1640920 | UC1861 | Resonant-Mode Power Supply Controllers | Texas Instruments |
