| Название | Описание | Производитель | Корпус | Выводы | Темп. Диапазон | Файл PDF |
| 2SC3988 | NPN transistor for 500V/25A for switching regulator applications | SANYO Electric Co., Ltd. | N/A | 3 | -55°C | 150°C | 2SC3988 datasheet (114K) |
| 2SC3989 | NPN triple diffused planar silicon transistor, switching regulator application | SANYO Electric Co., Ltd. | 2048 | 3 | N/A | N/A | 2SC3989 datasheet (33K) |
| 2SC3989 | NPN transistor 500V/25A for switching regulator applications | SANYO Electric Co., Ltd. | N/A | 3 | -55°C | 150°C | 2SC3989 datasheet (24K) |
| 2SC3990 | NPN triple diffused planar silicon transistor, switching regulator application | SANYO Electric Co., Ltd. | 2048B | 3 | N/A | N/A | 2SC3990 datasheet (96K) |
| 2SC3990 | NPN transistor 500V/35A for switching regulator applications | SANYO Electric Co., Ltd. | N/A | 3 | -55°C | 150°C | 2SC3990 datasheet (104K) |
| 2SC3991 | NPN triple diffused planar silicon transistor, switching regulator application | SANYO Electric Co., Ltd. | 2048 | 3 | N/A | N/A | 2SC3991 datasheet (102K) |
| 2SC3991 | NPN transistor 500V/50A for switching regulator applications | SANYO Electric Co., Ltd. | N/A | 3 | -55°C | 150°C | 2SC3991 datasheet (112K) |
| 2SC3992 | NPN triple diffused planar silicon transistor, switching regulator application | SANYO Electric Co., Ltd. | 2048B | 3 | N/A | N/A | 2SC3992 datasheet (95K) |
| 2SC3992 | NPN transistor 800V/12A for switching regulator applications | SANYO Electric Co., Ltd. | N/A | 3 | -55°C | 150°C | 2SC3992 datasheet (103K) |
| 2SC3993 | NPN triple diffused planar silicon transistor, switching regulator application | SANYO Electric Co., Ltd. | 2048B | 3 | N/A | N/A | 2SC3993 datasheet (94K) |
