| 49521 | 1N990 | 0.5W, diodă Zener siliciu. 160V tensiune Zener. Testați 0.80mA curent. + -20% Toleranță. | Jinan Gude Electronic Device |
| 49522 | 1N990A | 0.5W, diodă Zener siliciu. 160V tensiune Zener. Testați 0.80mA curent. + -10% Toleranță. | Jinan Gude Electronic Device |
| 49523 | 1N990A | 160 V, diodă Zener | Leshan Radio Company |
| 49524 | 1N990A | Zener Voltage Regulator Diode | Microsemi |
| 49525 | 1N990B | Scopul general al diodei Zener cu plumb | Central Semiconductor |
| 49526 | 1N990B | DIODE ZENER SILICON 0,5W | Jinan Gude Electronic Device |
| 49527 | 1N990B | DIODE ZENER SERIA 1N9 | Leshan Radio Company |
| 49528 | 1N990B | Zener Voltage Regulator Diode | Microsemi |
| 49529 | 1N990B | 500 mW siliciu de sticlă diodă Zener | Motorola |
| 49530 | 1N990B (DO-7) | Zener Voltage Regulator Diode | Microsemi |
| 49531 | 1N990B (DO7) | Zener Voltage Regulator Diode | Microsemi |
| 49532 | 1N990B-1 | Zener Voltage Regulator Diode | Microsemi |
| 49533 | 1N990B-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49534 | 1N990BUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 49535 | 1N990BUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49536 | 1N990C | 0,5W SILICON ZENER DIODESˇˇ | Jinan Gude Electronic Device |
| 49537 | 1N990C | DIODE ZENER SERIA 1N9 | Leshan Radio Company |
| 49538 | 1N990C-1 | Zener Voltage Regulator Diode | Microsemi |
| 49539 | 1N990C-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49540 | 1N990CUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 49541 | 1N990CUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49542 | 1N990D | 0,5W SILICON ZENER DIODESˇˇ | Jinan Gude Electronic Device |
| 49543 | 1N990D | DIODE ZENER SERIA 1N9 | Leshan Radio Company |
| 49544 | 1N990D-1 | Zener Voltage Regulator Diode | Microsemi |
| 49545 | 1N990D-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49546 | 1N990DUR-1 | Zener Voltage Regulator Diode | Microsemi |
| 49547 | 1N990DUR-1E3 | Zener Voltage Regulator Diode | Microsemi |
| 49548 | 1N991 | 0.5W, diodă Zener siliciu. 180V tensiune Zener. Testați 0.68mA curent. + -20% Toleranță. | Jinan Gude Electronic Device |
| 49549 | 1N991A | 0.5W, diodă Zener siliciu. 180V tensiune Zener. Testați 0.68mA curent. + -10% Toleranță. | Jinan Gude Electronic Device |
| 49550 | 1N991A | 180 V, diodă Zener | Leshan Radio Company |
| 49551 | 1N991A | Zener Voltage Regulator Diode | Microsemi |
| 49552 | 1N991B | Scopul general al diodei Zener cu plumb | Central Semiconductor |
| 49553 | 1N991B | DIODE ZENER SILICON 0,5W | Jinan Gude Electronic Device |
| 49554 | 1N991B | DIODE ZENER SERIA 1N9 | Leshan Radio Company |
| 49555 | 1N991B | Zener Voltage Regulator Diode | Microsemi |
| 49556 | 1N991B | 500 mW siliciu de sticlă diodă Zener | Motorola |
| 49557 | 1N991B (DO-7) | Zener Voltage Regulator Diode | Microsemi |
| 49558 | 1N991B (DO7) | Zener Voltage Regulator Diode | Microsemi |
| 49559 | 1N991B-1 | Zener Voltage Regulator Diode | Microsemi |
| 49560 | 1N991B-1E3 | Zener Voltage Regulator Diode | Microsemi |
