| 2SC2001 | Usha | Transistor. General purpose applications high total power disipation . Collector-base voltage Vcbo = 30V. Collector-emitter voltage Vceo = 25V. Emitter-base voltage Vebo = 5V. Collector dissipation Pc(max) = 600mW. Collector current Ic = 700mA. |
| 2SC2021 | ROHM | NPN transistor for general small signal amplifier, 40V 0.1A |
| 2SC2023 | Sanken | Transistor For General Purpose |
| 2SC2055 | Mitsubishi | NPN epitaxial planar type |
| 2SC2056 | Mitsubishi | NPN epitaxial planar type |
| 2SC2063 | ROHM | NPN transistor for RF amplifier, 25V 50mA |
| 2SC2073 | Mospec | 4,5Ampere NPN silicon power transistor |
| 2SC2078 | SANYO | NPN epitaxial planar silicon transistor, 27 MHz RF power amp application |
| 2SC2086 | Mitsubishi | NPN epitaxial planar type |
| 2SC2094 | Mitsubishi | NPN epitaxial planar type |
| 2SC2097 | Mitsubishi | NPN epitaxial planar type |
| 2SC2131 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2131 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2133 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2134 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2148 | NEC | For amplify microwave low noise. |
| 2SC2166 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2188 | Panasonic | Silicon NPN epitaxial planer type small signal transistor |
| 2SC2206 | Panasonic | Silicon NPN epitaxial planer type small signal transistor |
| 2SC2223-L | NEC | Silicon transistor |
| 2SC2223-T1B | NEC | Silicon transistor |
| 2SC2223-T2B | NEC | Silicon transistor |
| 2SC2223-T2B | NEC | Silicon transistor |
| 2SC2233 | WingShing | NPN epitaxial silicon transistor. Low frequency power amplifier |
| 2SC2233 | Usha | NPN silicon plastic power transistor. Designed for use in B/W TV horizontal deflection output. Vcbo =200V, DC current gain 20 @ Ic = 4A. Pd = 40W. |
| 2SC2233 | Mospec | 4Ampere NPN silicon power transistor |
| 2SC2237 | Mitsubishi | Silicon NPN epitaxial planar type transistor |
| 2SC2275 | WingShing | NPN epitaxial silicon transistor. Low frequency power amplifier |
| 2SC2290 | Toshiba | Silicon NPN transistor for 2-30MHz SSB linear power amplifier applications (low supply voltage use) |
| 2SC2295 | Panasonic | Silicon NPN epitaxial planer type small signal transistor |
