| Nr. | Part Name | Description | Manufacturer by |
| 1215121 | TIP31A | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 1215122 | TIP31A | COMPLEMENTARY SILICON POWER TRANSISTORS | ST Microelectronics |
| 1215123 | TIP31A | NPN SILICON POWER TRANSISTORS | Power Innovations |
| 1215124 | TIP31A | COMPLEMENTARY SILICON POWER TRANSISTORS | SGS Thomson Microelectronics |
| 1215125 | TIP31A | COMPLEMENTARY SILICON POWER TRANSISTORS | SGS Thomson Microelectronics |
| 1215126 | TIP31A | POWER TRANSISTORS(3A,40-100V,40W) | MOSPEC Semiconductor |
| 1215127 | TIP31A | General Purpose Amplifier and Switching Applications | Boca Semiconductor Corporation |
| 1215128 | TIP31A | POWER TRANSISTORS COMPLEMENTARY SILICON | Motorola |
| 1215129 | TIP31A | Leaded Power Transistor General Purpose | Central Semiconductor |
| 1215130 | TIP31A | Complementary Silicon Plastic Power Transistors - NPN | ON Semiconductor |
| 1215131 | TIP31A | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 1215132 | TIP31A | COMPLEMENTARY SILICON POWER TRANSISTORS | Micro Electronics |
| 1215133 | TIP31A | NPN (MEDIUM POWER LINEAR SWITCHING APPLICATIONS) | Samsung Electronic |
| 1215134 | TIP31A-D | Complementary Silicon Plastic Power Transistors | ON Semiconductor |
| 1215135 | TIP31ATU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 1215136 | TIP31B | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 1215137 | TIP31B | NPN SILICON POWER TRANSISTORS | Power Innovations |
| 1215138 | TIP31B | POWER TRANSISTORS(3A,40-100V,40W) | MOSPEC Semiconductor |
| 1215139 | TIP31B | General Purpose Amplifier and Switching Applications | Boca Semiconductor Corporation |
| 1215140 | TIP31B | POWER TRANSISTORS COMPLEMENTARY SILICON | Motorola |
| 1215141 | TIP31B | Leaded Power Transistor General Purpose | Central Semiconductor |
| 1215142 | TIP31B | Complementary Silicon Plastic Power Transistors - NPN | ON Semiconductor |
| 1215143 | TIP31B | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 1215144 | TIP31B | COMPLEMENTARY SILICON POWER TRANSISTORS | Micro Electronics |
| 1215145 | TIP31B | NPN (MEDIUM POWER LINEAR SWITCHING APPLICATIONS) | Samsung Electronic |
| 1215146 | TIP31C | Medium Power Linear Switching Applications | Fairchild Semiconductor |
| 1215147 | TIP31C | COMPLEMENTARY SILICON POWER TRANSISTORS | ST Microelectronics |
| 1215148 | TIP31C | General Purpose Transistor | Korea Electronics (KEC) |
| 1215149 | TIP31C | NPN SILICON POWER TRANSISTORS | Power Innovations |
| 1215150 | TIP31C | COMPLEMENTARY SILICON POWER TRANSISTORS | SGS Thomson Microelectronics |
| 1215151 | TIP31C | COMPLEMENTARY SILICON POWER TRANSISTORS | SGS Thomson Microelectronics |
| 1215152 | TIP31C | POWER TRANSISTORS(3A,40-100V,40W) | MOSPEC Semiconductor |
| 1215153 | TIP31C | General Purpose Amplifier and Switching Applications | Boca Semiconductor Corporation |
| 1215154 | TIP31C | Silicon Epitaxial Planar Transistor | Wing Shing Computer Components |
| 1215155 | TIP31C | POWER TRANSISTORS COMPLEMENTARY SILICON | Motorola |
| 1215156 | TIP31C | Leaded Power Transistor General Purpose | Central Semiconductor |
| 1215157 | TIP31C | Complementary Silicon Plastic Power Transistors - NPN | ON Semiconductor |
| 1215158 | TIP31C | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 1215159 | TIP31C | COMPLEMENTARY SILICON POWER TRANSISTORS | Micro Electronics |
| 1215160 | TIP31C | NPN (MEDIUM POWER LINEAR SWITCHING APPLICATIONS) | Samsung Electronic |
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