| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | UNR4221 | Silicon NPN epitaxial planar type | 155K |   |   | 
| 2 | UNR4221 | Silicon NPN epitaxial planar type | 155K |   |   | 
| 3 | UNR4221(UN4221) | 複合デバイス - 抵抗内蔵型トランジスタ | 263K |   |   | 
| 4 | UNR4221/4222/4223/4224(UN4221/4222/4223/4224) | UNR4221/4222/4223/4224 (UN4221/4222/4223/4224) - NPN Transistors with built-in Resistor | 419K |   |   | 
| 5 | UNR4221|UN4221 | Composite Device - Transistors with built-in Resistor | 148K |   |   |