| 52441 | 1N5990B | Zener Voltage Regulator Diode | Microsemi |
| 52442 | 1N5990B | 500 milliwatts glass silicon zener diode, zener voltage 3.9V | Motorola |
| 52443 | 1N5990B | Diode Zener Single 3.9V 5% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52444 | 1N5990B-1 | Zener Voltage Regulator Diode | Microsemi |
| 52445 | 1N5990BUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52446 | 1N5990BUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52447 | 1N5990B_T50A | Zener Diode | Fairchild Semiconductor |
| 52448 | 1N5990B_T50R | Zener Diode | Fairchild Semiconductor |
| 52449 | 1N5990C | Zener Voltage Regulator Diode | Microsemi |
| 52450 | 1N5990C | Diode Zener Single 3.9V 2% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52451 | 1N5990CUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52452 | 1N5990CUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52453 | 1N5990D | Zener Voltage Regulator Diode | Microsemi |
| 52454 | 1N5990D | Diode Zener Single 3.9V 1% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52455 | 1N5990DUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52456 | 1N5990DUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52457 | 1N5990UR | Zener Voltage Regulator Diode | Microsemi |
| 52458 | 1N5990UR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52459 | 1N5991 | SILICON 500 mW ZENER DIODES | Microsemi |
|
| 52460 | 1N5991 | Diode Zener Single 4.3V 20% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52461 | 1N5991A | Zener Voltage Regulator Diode | Microsemi |
| 52462 | 1N5991A | Diode Zener Single 4.3V 10% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52463 | 1N5991AUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52464 | 1N5991AUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52465 | 1N5991B | Zener Diode | Fairchild Semiconductor |
| 52466 | 1N5991B | ZENER DIODES | Micro Commercial Components |
| 52467 | 1N5991B | Zener Voltage Regulator Diode | Microsemi |
| 52468 | 1N5991B | 500 milliwatts glass silicon zener diode, zener voltage 4.3V | Motorola |
| 52469 | 1N5991B | Diode Zener Single 4.3V 5% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52470 | 1N5991B-1 | Zener Voltage Regulator Diode | Microsemi |
| 52471 | 1N5991BUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52472 | 1N5991BUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52473 | 1N5991B_T50A | Zener Diode | Fairchild Semiconductor |
| 52474 | 1N5991B_T50R | Zener Diode | Fairchild Semiconductor |
| 52475 | 1N5991C | Zener Voltage Regulator Diode | Microsemi |
| 52476 | 1N5991C | Diode Zener Single 4.3V 2% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
| 52477 | 1N5991CUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 52478 | 1N5991CUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 52479 | 1N5991D | Zener Voltage Regulator Diode | Microsemi |
| 52480 | 1N5991D | Diode Zener Single 4.3V 1% 500mW 2-Pin DO-35 | New Jersey Semiconductor |
