| 78281 | 2SC4161 | NPN Triple Diffused Planar Type Silicon Transistor SWITCHING REGULATOR APPLICATIONS | SANYO |
| 78282 | 2SC4161 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 78283 | 2SC4162 | NPN Triple Diffused Planar Type Silicon Transistor Switching Regulator Applications | SANYO |
| 78284 | 2SC4163 | NPN Triple Diffused Planar Type Silicon Transistor Switching Regulator Applications | SANYO |
| 78285 | 2SC4163 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 78286 | 2SC4164 | NPN Triple Diffused Planar Type Silicon Transistor Switching Regulator Applications | SANYO |
| 78287 | 2SC4164 | Silicon NPN Power Transistors TO-220C package | Savantic |
| 78288 | 2SC4166 | TRANSISTORS TO 92L TO-92LS MRT | ROHM |
| 78289 | 2SC4166 | 1.2W PACKAGE POWER TAPED TRANSISTOR DESIGNED FOR USE WITH AN AUTOMATIC PLACEMENT MECHINE | ROHM |
| 78290 | 2SC4167 | RF POWER TRANSISTOR NPN EPITAXIAL PLANAR TYPE | Mitsubishi Electric Corporation |
| 78291 | 2SC4168 | NPN Epitaxial Planar Silicon Transistors High-Speed Switching Applications | SANYO |
| 78292 | 2SC4169 | NPN Epitaxial Planar Silicon Transistor Driver Applications | SANYO |
| 78293 | 2SC4171 | NPN Triple Diffused Planar Type Silicon Transistor Switching Regulator Applications | SANYO |
| 78294 | 2SC4172 | NPN Triple Diffused Planar Silicon Transistor 500V/5A Switching Regulator Applications | SANYO |
| 78295 | 2SC4173 | HIGH FREQUENCY AMPLIFIER AND SWITCHING NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78296 | 2SC4173-T1 | Silicon transistor | NEC |
| 78297 | 2SC4173-T2 | Silicon transistor | NEC |
| 78298 | 2SC4175 | HIGH SPEED SWITCHING NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78299 | 2SC4175-T1 | Silicon transistor | NEC |
|
| 78300 | 2SC4175-T2 | Silicon transistor | NEC |
| 78301 | 2SC4176 | HIGH SPEED SWITCHING NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78302 | 2SC4176-T1 | Silicon transistor | NEC |
| 78303 | 2SC4176-T2 | Silicon transistor | NEC |
| 78304 | 2SC4177 | AUDIO FREQUENCY GENERAL PURPOSE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78305 | 2SC4177-T1 | Silicon transistor | NEC |
| 78306 | 2SC4177-T2 | Silicon transistor | NEC |
| 78307 | 2SC4178 | HIGH FREQUENCY AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78308 | 2SC4178-T1 | Silicon transistor | NEC |
| 78309 | 2SC4178-T2 | Silicon transistor | NEC |
| 78310 | 2SC4179 | FM/AM RF AMPLIFIER, MIXER, OSCILLATOR, CONVERTER NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78311 | 2SC4179-T1 | Silicon transistor | NEC |
| 78312 | 2SC4179-T2 | Silicon transistor | NEC |
| 78313 | 2SC4180 | AUDIO FREQUENCY HIGH GAIN AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR | NEC |
| 78314 | 2SC4180-T1 | Silicon transistor | NEC |
| 78315 | 2SC4180-T2 | Silicon transistor | NEC |
| 78316 | 2SC4181 | AUDIO FREQUENCY AMPLIFIER, SWITCHING NPN SILICON EPITAXIAL TRANSISTORS | NEC |
| 78317 | 2SC4181-T1 | Silicon transistor | NEC |
| 78318 | 2SC4181-T2 | Silicon transistor | NEC |
| 78319 | 2SC4181A | AUDIO FREQUENCY AMPLIFIER, SWITCHING NPN SILICON EPITAXIAL TRANSISTORS | NEC |
| 78320 | 2SC4181A-T1 | Silicon transistor | NEC |
