| 78121 | 2SC4054 | Silicon NPN Power Transistors ITO-220 package | Savantic |
| 78122 | 2SC4054 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78123 | 2SC4055 | Silicon NPN Power Transistors TO-220C package | Savantic |
| 78124 | 2SC4055 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78125 | 2SC4056 | Silicon NPN Power Transistors ITO-220 package | Savantic |
| 78126 | 2SC4056 | Switching Power Transistor(8A NPN) | Shindengen |
| 78127 | 2SC4057 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 78128 | 2SC4057 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78129 | 2SC4057 | High-speed switching bipolar NPN transistor | Shindengen |
| 78130 | 2SC4058 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 78131 | 2SC4058 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78132 | 2SC4058 | High-speed switching bipolar NPN transistor | Shindengen |
| 78133 | 2SC4059 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 78134 | 2SC4059 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78135 | 2SC4059 | High-speed switching bipolar NPN transistor | Shindengen |
| 78136 | 2SC4060 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 78137 | 2SC4060 | High-Speed Switching Transistors / FX Series | Shindengen |
| 78138 | 2SC4060 | High-speed switching bipolar NPN transistor | Shindengen |
| 78139 | 2SC4061K | Transistors > Small Signal Bipolar Transistors(up to 0.6W) | ROHM |
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| 78140 | 2SC4061KT146N | NPN High voltage Transistor | ROHM |
| 78141 | 2SC4064 | Silicon NPN Epitaxial Planar Transistor(DC Motor Driver and General Purpose) | Sanken |
| 78142 | 2SC4064 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 78143 | 2SC4065 | Silicon NPN Epitaxial Planar Transistor(DC Motor Driver and General Purpose) | Sanken |
| 78144 | 2SC4067 | PNP / NPN EPITAXIAL PLANAR SILICON TRANSISTORS | SANYO |
| 78145 | 2SC4068 | Silicon NPN Epitaxial Planar Type | Panasonic |
| 78146 | 2SC407 | POWER TRANSISTOR | Shindengen |
| 78147 | 2SC4073 | Silicon NPN Transistor | Sanken |
| 78148 | 2SC4073 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 78149 | 2SC4075 | NPN Triple Diffused Planar Silicon Transistor Color TV Chroma Output and Audio Output Applications | SANYO |
| 78150 | 2SC4075 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 78151 | 2SC408 | POWER TRANSISTOR | Shindengen |
| 78152 | 2SC4080 | NPN Bipolar Transistor for HF/Wide Band Amplifiers | ON Semiconductor |
| 78153 | 2SC4080 | NPN Epitaxial Planar Silicon Transistors High-Frequency Amplifier, Wide-Band Amplifier Applications | SANYO |
| 78154 | 2SC4081 | Transistors > Small Signal Bipolar Transistors(up to 0.6W) | ROHM |
| 78155 | 2SC4081-A | SOT-323 Plastic-Encapsulate Biploar Transistors | Micro Commercial Components |
| 78156 | 2SC4081-B | SOT-323 Plastic-Encapsulate Biploar Transistors | Micro Commercial Components |
| 78157 | 2SC4081-C | SOT-323 Plastic-Encapsulate Biploar Transistors | Micro Commercial Components |
| 78158 | 2SC4081FRA | NPN General Purpose Amplification Transistor (Corresponds to AEC-Q101) | ROHM |
| 78159 | 2SC4081FRAT106 | NPN General Purpose Amplification Transistor (Corresponds to AEC-Q101) | ROHM |
| 78160 | 2SC4081RT1 | General Purpose Amplifier Transistor | ON Semiconductor |
