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| Part Number | ZMM5251B-7 | ZMM5253B-7 | ZMM5254B-7 | ZMM5256B-7 | ZMM5252B-7 | ZMM5255B-7 | ZMM5257B-7 | ZMM5258B-7 | ZMM5259B-7 | ZMM5261B-7 | ZMM5231B-7 | ZMM5241B-7 | ZMM5250B-7 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Voltage - Zener (Nom) (Vz) | 22 V | 25 V | 27 V | 30 V | 24 V | 28 V | 33 V | 36 V | 39 V | 47 V | 5.1 V | 11 V | 20 V |
| Tolerance | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% |
| Power - Max | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW |
| Impedance (Max) (Zzt) | 29 Ohms | 35 Ohms | 41 Ohms | 49 Ohms | 33 Ohms | 44 Ohms | 58 Ohms | 70 Ohms | 80 Ohms | 105 Ohms | 17 Ohms | 22 Ohms | 25 Ohms |
| Current - Reverse Leakage @ Vr | 100 nA @ 17 V | 100 nA @ 19 V | 100 nA @ 21 V | 100 nA @ 23 V | 100 nA @ 18 V | 100 nA @ 21 V | 100 nA @ 25 V | 100 nA @ 27 V | 100 nA @ 30 V | 100 nA @ 36 V | 5 µA @ 2 V | 2 µA @ 8.4 V | 100 nA @ 15 V |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA |
| Operating Temperature | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 | DO-213AC, MINI-MELF, SOD-80 |
| Supplier Device Package | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF | Mini MELF |
