| 1651321 | UN2122 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651322 | UN2123 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651323 | UN2124 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651324 | UN212X | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651325 | UN212Y | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651326 | UN2154 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651327 | UN216 | Composite Device - Small Signal Transistor Arrays | Panasonic |
| 1651328 | UN217 | Composite Device - Small Signal Transistor Arrays | Panasonic |
| 1651329 | UN2210 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651330 | UN2211 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651331 | UN2212 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651332 | UN2213 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651333 | UN2214 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651334 | UN2215 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651335 | UN2216 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651336 | UN2217 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651337 | UN2218 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651338 | UN2219 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651339 | UN221D | Composite Device - Transistors with built-in Resistor | Panasonic |
|
| 1651340 | UN221E | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651341 | UN221F | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651342 | UN221K | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651343 | UN221L | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651344 | UN221M | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651345 | UN221N | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651346 | UN221T | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651347 | UN221V | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651348 | UN221Z | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651349 | UN222 | Composite Device - Small Signal Transistor Arrays | Panasonic |
| 1651350 | UN2221 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651351 | UN2222 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651352 | UN2223 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651353 | UN2224 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651354 | UN2225 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651355 | UN2226 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651356 | UN2227 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651357 | UN222X | Silicon NPN epitaxial planar type | Panasonic |
| 1651358 | UN225 | Composite Device - Small Signal Transistor Arrays | Panasonic |
| 1651359 | UN227 | Composite Device - Small Signal Transistor Arrays | Panasonic |
| 1651360 | UN228 | Composite Device - Small Signal Transistor Arrays | Panasonic |
