| 1651921 | UNR5217G | Silicon NPN epitaxial planar type | Panasonic |
| 1651922 | UNR5218 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651923 | UNR5218G | Silicon NPN epitaxial planar type | Panasonic |
| 1651924 | UNR5219 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651925 | UNR5219G | Silicon NPN epitaxial planar type | Panasonic |
| 1651926 | UNR521D | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651927 | UNR521DG | Silicon NPN epitaxial planar type | Panasonic |
| 1651928 | UNR521E | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651929 | UNR521EG | Silicon NPN epitaxial planar type | Panasonic |
| 1651930 | UNR521F | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651931 | UNR521FG | Silicon NPN epitaxial planar type | Panasonic |
| 1651932 | UNR521K | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651933 | UNR521KG | Silicon NPN epitaxial planar type | Panasonic |
| 1651934 | UNR521L | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651935 | UNR521LG | Silicon NPN epitaxial planar type | Panasonic |
| 1651936 | UNR521M | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651937 | UNR521MG | Silicon NPN epitaxial planar type | Panasonic |
| 1651938 | UNR521N | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651939 | UNR521NG | Silicon NPN epitaxial planar type | Panasonic |
|
| 1651940 | UNR521T | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651941 | UNR521TG | Silicon NPN epitaxial planar type | Panasonic |
| 1651942 | UNR521V | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651943 | UNR521VG | Silicon NPN epitaxial planar type | Panasonic |
| 1651944 | UNR521W | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651945 | UNR521WG | Silicon NPN epitaxial planar type | Panasonic |
| 1651946 | UNR521Z | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651947 | UNR521ZG | Silicon NPN epitaxial planar type | Panasonic |
| 1651948 | UNR5225 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651949 | UNR5225G | Silicon NPN epitaxial planar type | Panasonic |
| 1651950 | UNR5226 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651951 | UNR5226G | Silicon NPN epitaxial planar type | Panasonic |
| 1651952 | UNR5227 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651953 | UNR5274 | Composite Device - Transistors with built-in Resistor | Panasonic |
| 1651954 | UNR5274G | Silicon NPN epitaxial planar type | Panasonic |
| 1651955 | UNR52A0G | Silicon NPN epitaxial planar type | Panasonic |
| 1651956 | UNR52A1G | Silicon NPN epitaxial planar type | Panasonic |
| 1651957 | UNR52A2G | Silicon NPN epitaxial planar type | Panasonic |
| 1651958 | UNR52A3G | Silicon NPN epitaxial planar type | Panasonic |
| 1651959 | UNR52A4G | Silicon NPN epitaxial planar type | Panasonic |
| 1651960 | UNR52A5G | Silicon NPN epitaxial planar type | Panasonic |
