| 1913 | 2SC2098 | Silicon NPN epitaxial planar transistor, Citizen band and HAM band up to 50MHz RF power amplifier applications |
| 1914 | 2SC2098 | SILICON NPN EPITAXIAL PLANAR |
| 1915 | 2SC2099 | TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS) (LOW SUPPLY VOLTAGE USE) |
| 1916 | 2SC21 | High Power Switching Transistor |
| 1917 | 2SC21 | High-Frequency Transistor RF POWER AMP |
| 1918 | 2SC2101 | Silicon NPN epitaxial planar transistor, VHF band power amplifier applications |
| 1919 | 2SC2102 | Silicon NPN epitaxial planar VHF band power transistor |
| 1920 | 2SC2103A | Silicon NPN epitaxial planar VHF band power transistor 27W |
| 1921 | 2SC2104 | Silicon NPN epitaxial planar UHF band power transistor |
| 1922 | 2SC2105 | Silicon NPN epitaxial planar UHF band power transistor |
| 1923 | 2SC2106 | Silicon NPN epitaxial planar UHF band power transistor 12W |
| 1924 | 2SC2117 | Silicon NPN epitaxial planar VHF band power transistor |
| 1925 | 2SC2118 | Silicon NPN epitaxial planar VHF band power transistor |
| 1926 | 2SC2120 | Transistor Silicon NPN Epitaxial Type (PCT process) Audio Power Amplifier Applications |
| 1927 | 2SC2173 | UHF Band Power Amplifier Applications |
| 1928 | 2SC2178 | VHF Band Power Amplifier Applications |
| 1929 | 2SC2181 | Silicon NPN epitaxial planar VHF band power transistor |
| 1930 | 2SC2194A | Silicon NPN epitaxial power transistor, suitable for TV Sound Output, vert. deflection output, complementary to 2SA962A |
| 1931 | 2SC2200 | Silicon NPN triple diffused switching transistor |
| 1932 | 2SC2204 | Silicon NPN triple diffused MESA high power switching transistor |
| 1933 | 2SC2216 | Transistor Silicon NPN Epitaxial Planar Type TV Final Picture IF Amplifier Applications |
| 1934 | 2SC2220 | Silicon NPN triple diffused MESA high power switching transistor |
| 1935 | 2SC2229 | TRANSISTOR SILICON NPN TRIPLE DIFFUSED TYPE BLACK AND WHITE TV VIDEO OUTPUT, HIGH VOLTAGE Switching, Driver Stage Audio Amplifier Applications |
| 1936 | 2SC2230 | Transistor Silicon NPN Triple Diffused Type (PCT Process) HIGH VOLTAGE GENERAL AMPLIFIER AND COLOR TV CLASS B SOUND OUTPUT APPLICATIONS |
| 1937 | 2SC2230A | Transistor Silicon NPN Triple Diffused Type (PCT Process) HIGH VOLTAGE GENERAL AMPLIFIER AND COLOR TV CLASS B SOUND OUTPUT APPLICATIONS |
| 1938 | 2SC2231 | SILICON NPN TRIPLE DIFFUSED TYPE(PCT PROCESS) |
| 1939 | 2SC2231A | SILICON NPN TRIPLE DIFFUSED TYPE(PCT PROCESS) |
| 1940 | 2SC2233 | Silicon NPN triple diffused transistor, TV horizontal deflection output applications |
| 1941 | 2SC2235 | TRANSISTOR SILICON NPN EPITAXIAL TYPE (PCT PROCESS) AUDIO POWER AMPLIFIER, DRIVER STAGE AMPLIFIER APPLICATIONS |
| 1942 | 2SC2236 | TRANSISTOR SILICON NPN EPITAXIAL TYPE (PCT PROCESS) AUDIO POWER AMPLIFIER APPLICATIONS |
| 1943 | 2SC2238 | Silicon NPN epitaxial power transistor |
| 1944 | 2SC2238A | Silicon NPN epitaxial power transistor |
| 1945 | 2SC2238B | Silicon NPN epitaxial power transistor |
| 1946 | 2SC2240 | Transistor Silicon NPN Epitaxial Type (PCT process) Low Noise Audio Amplifier Applications |
| 1947 | 2SC2242 | SILICON NPN TRIPLE DIFFUSED TYPE(PCT PROCESS) |
| 1948 | 2SC2270 | Strobo Flash Applications |
| 1949 | 2SC2290 | TRANSISTOR SILICON NPN EPITAXIAL PLANAR TYPE 2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS (LOW SUPPLY VOLTAGE USE) |
| 1950 | 2SC2318 | Silicon NPN epitaxial planar high-power for CATV transistor |
| 1951 | 2SC2347 | Transistor Silicon NPN Epitaxial Planar Type TV UHF Oscillator Applications TV VHF Mixer Applications |
| 1952 | 2SC2349 | Transistor Silicon NPN Epitaxial Planar Type TV VHF Oscillator Applications |
| 1953 | 2SC2379 | Silicon NPN epitaxial planar UHF band power transistor |
| 1954 | 2SC2380 | Silicon NPN Epitaxial Planar Type |
| 1955 | 2SC2381 | Silicon NPN epitaxial planar UHF band power transistor 25W |
| 1956 | 2SC2383 | TRANSISTOR SILICON NPN EPITAXIAL TYPE COLOR TV VERT. DEFLECTION OUTPUT AND COLOR TV CLASS B SOUND OUTPUT APPLICATIONS |
| 1957 | 2SC2391 | Silicon NPN epitaxial planar UHF band power transistor |
| 1958 | 2SC2395 | TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE) |
| 1959 | 2SC2420 | VHF BAND POWER AMPLIFIER APPLICATIONS |
| 1960 | 2SC2444 | Silicon NPN triple diffused high power switching transistor |
| 1961 | 2SC2456 | Silicon NPN triple diffused transistor, Color TV horizontal driver, chroma output applications |
| 1962 | 2SC2458 | Transistor Silicon NPN Epitaxial Type (PCT process) Audio Amplifier Applications |
| 1963 | 2SC2458(L) | Transistor Silicon NPN Epitaxial Type (PCT process) Audio Amplifier Applications Low Noise Audio Amplifier Applications |
| 1964 | 2SC2458L | TRANSISTOR (AUDIO/ LOW NOISE AUDIO AMPLIFIER APPLICATIONS) |
| 1965 | 2SC2459 | Transistor Silicon NPN Epitaxial Type (PCT process) Audio Amplifier Applications |
| 1966 | 2SC2461A | SILICON NPN EPITAXIAL TYPE(PCT PROCESS) |
| 1967 | 2SC2481 | Silicon NPN epitaxial transistor, color TV vert. deflection, class B sound output applications |
| 1968 | 2SC2482 | TRANSISTOR SILICON NPN TRIPLE DIFFUSED TYPE HIGH VOLTAGE SWITCHING AND AMPLIFIER, COLOR TV HORIZ. DRIVER AND COLOR TV CHROMA OUTPUT APPLICATIONS |
| 1969 | 2SC2483 | Silicon NPN epitaxial high-voltage transistor, complementary to 2SA1195 |
| 1970 | 2SC2498 | Transistor Silicon NPN Epitaxial Planar Type VHF~UHF Band Low Noise Amplifier Application |
| 1971 | 2SC2500 | TRANSISTOR SILICON NPN EPITAXIAL TYPE (PCT PROCESS) STROBE FLASH APPLICATIONS MEDIUM POWER AMPLIFIER APPLICATIONS |
| 1972 | 2SC2508 | Silicon NPN epitaxial planar VHF band power transistor 27W |
| 1973 | 2SC2509 | Silicon NPN epitaxial planar transistor, 2-30MH SSB linear power amplifier applications |
| 1974 | 2SC2510 | TRANSISTOR SILICON NPN EPITAXIAL PLANAR TYPE 2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS (28V SUPPLY VOLTAGE USE) |
| 1975 | 2SC2525 | TRANSISTOR (AUDIO FREQUENCY POWER AMPLIFIER APPLICATIONS) |
| 1976 | 2SC2531 | Silicon NPN epitaxial planar transistor, 2-30MH SSB linear power amplifier applications 28V supply voltage use |
| 1977 | 2SC2532 | Transistor Silicon NPN Epitaxial Type (PCT process) Audio Frequency Amplifier Applications Driver Stage for LED Lamp Applications Temperature Compensation Applications |
| 1978 | 2SC2551 | Transistor Silicon NPN Epitaxial Type (PCT process) Hight Voltage Control Applications Plasma Display, Nixie Tube Driver Applications Cathode Ray Tube Brightness Control Applications |
| 1979 | 2SC2552 | TRANSISTOR SILICON NPN TRIPLE DIFFUSED TYPE (PCT PROCESS) SWITCHING REGULATOR AND HIGH VOLTAGE SWITCHING, HIGH SPEED DC-DC CONVERTER APPLICATIONS. |
| 1980 | 2SC2553 | Silicon NPN triple diffused high-voltage switching transistor |
| 1981 | 2SC2555 | TRANSISTOR SILICON NPN TRIPLE DIFFUSED TYPE SWITCHING REGULATOR AND HIGH VOLTAGE SWITCHING AND HIGH SPEED DC-DC CONVERTER APPLICATIONS |
| 1982 | 2SC2562 | Silicon NPN epitaxial high-current switching transistor |
| 1983 | 2SC2563 | Silicon NPN epitaxial audio frequency power transistor |
| 1984 | 2SC2563 | TO-3P Package Series |
| 1985 | 2SC2564 | Silicon NPN epitaxial power transistor, complementary to 2SA1094 |
| 1986 | 2SC2565 | Silicon NPN epitaxial power transistor, complementary to 2SA1095 |
| 1987 | 2SC2565 | 2SC2565 |
| 1988 | 2SC2638 | TRANSISTOR (VHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1989 | 2SC2639 | TRANSISTOR (VHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1990 | 2SC2640 | TRANSISTOR (VHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1991 | 2SC2641 | TRANSISTOR (UHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1992 | 2SC2642 | TRANSISTOR (UHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1993 | 2SC2643 | TRANSISTOR (UHF BAND POWER AMPLIFIER APPLICATIONS) |
| 1994 | 2SC2644 | Transistor Silicon NPN Epitaxial Planar Type VHF~UHF Band Wideband Amplifier Applications (fT=4GHz) |
| 1995 | 2SC2650 | Silicon NPN triple diffused high-voltage switching transistor |
| 1996 | 2SC2652 | V(cbo): 85V; V(ces): 85V; V(ceo): 55V; V(ebo): 4V; 20A; 300W; silicon NPN epitaxial planar transistor. For 2-30 MHz SSB linear power amplifier applications |
| 1997 | 2SC2655 | Transistor Silicon NPN Epitaxial Type (PCT process) Power Amplifier Applications Power Switching Applications |
| 1998 | 2SC2668 | Transistor Silicon NPN Epitaxial Planar Type (PCT process) High Frequency Amplifier Applications FM, RF, IF Amplifier Applications |
| 1999 | 2SC2669 | Transistor Silicon NPN Epitaxial Planar Type (PCT process) High Frequency Amplifier Applications |
| 2000 | 2SC2670 | Transistor Silicon NPN Epitaxial Type (PCT process) High Frequency Amplifier Applications AM High Frequency Amplifier Applications AM Frequency Converter Applications |
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