| Picture | Part Number | Description | Category | Manufacture |
 | 1N749A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5991B_T50R | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5991B_T50A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5991B | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX55C4V3_T50R | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX55C4V3_T50A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX55C4V3 | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229BTR | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229B_T50R | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229B_T50A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229B_T26A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229B | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX79C4V3_T50R | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX79C4V3_T50A | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX79C4V3 | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Fairchild Semiconductor |
| 1N5229B-T | DIODE ZENER 4.3V 500MW DO-35 | Low-power Semiconductor | Diodes Inc (VA) |
 | MTZJT-774.3C | DIODE ZENER 4.3V 500MW DO-34 | Low-power Semiconductor | Rohm Semiconductor |
| MTZJT-774.3B | DIODE ZENER 4.3V 500MW DO-34 | Low-power Semiconductor | Rohm Semiconductor |
| MTZJT-774.3A | DIODE ZENER 4.3V 500MW DO-34 | Low-power Semiconductor | Rohm Semiconductor |
 | PDZ4.3B,115 | DIODE ZENER 4.3V 400MW SOD323 | Low-power Semiconductor | NXP Semiconductors |
| PDZ4.3B,135 | DIODE ZENER 4.3V 400MW SOD323 | Low-power Semiconductor | NXP Semiconductors |
 | BZX284-C4V3,115 | DIODE ZENER 4.3V 400MW SOD110 | Low-power Semiconductor | NXP Semiconductors |
| BZX284-B4V3,115 | DIODE ZENER 4.3V 400MW SOD110 | Low-power Semiconductor | NXP Semiconductors |
 | 1SMB5916BT3 | DIODE ZENER 4.3V 3W SMB | Low-power Semiconductor | ON Semiconductor (VA) |
 | BZT52H-C4V3,115 | DIODE ZENER 4.3V 375MW SOD123F | Low-power Semiconductor | NXP Semiconductors (VA) |
| MAZ40430MF | DIODE ZENER 4.3V 370MW DO-34 | Low-power Semiconductor | Panasonic - SSG (VA) |
 | BZX84C4V3TA | DIODE ZENER 4.3V 350MW SOT23-3 | Low-power Semiconductor | Zetex Inc (VA) |
| BZX84C4V3-7 | DIODE ZENER 4.3V 350MW SOT23-3 | Low-power Semiconductor | Diodes Inc (VA) |
 | BZX84C4V3 | DIODE ZENER 4.3V 350MW SOT-23 | Low-power Semiconductor | Fairchild Semiconductor |
| BZX84C4V3_D87Z | DIODE ZENER 4.3V 350MW SOT-23 | Low-power Semiconductor | Fairchild Semiconductor |
