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| Part Number | 1N5939CPE3/TR12 | 1N5939PE3/TR12 | 1N5936CPE3/TR12 | 1N5937CPE3/TR12 | 1N5938CPE3/TR12 | 1N5939APE3/TR12 | 1N5939BPE3/TR12 | 
|---|---|---|---|---|---|---|---|
| Manufacturer | Microsemi Corporation | Microsemi Corporation | Microchip Technology | Microchip Technology | Microchip Technology | Microsemi Corporation | Microsemi Corporation | 
| Product Status | Obsolete | Obsolete | Active | Active | Active | Obsolete | Obsolete | 
| Voltage - Zener (Nom) (Vz) | 39 V | 39 V | 30 V | 33 V | 36 V | 39 V | 39 V | 
| Tolerance | ±2% | ±20% | ±2% | ±2% | ±2% | ±10% | ±5% | 
| Power - Max | 1.5 W | 1.5 W | 1.5 W | 1.5 W | 1.5 W | 1.5 W | 1.5 W | 
| Impedance (Max) (Zzt) | 45 Ohms | 45 Ohms | 28 Ohms | 33 Ohms | 38 Ohms | 45 Ohms | 45 Ohms | 
| Current - Reverse Leakage @ Vr | 1 µA @ 29.7 V | 1 µA @ 29.7 V | 1 µA @ 22.8 V | 1 µA @ 25.1 V | 1 µA @ 27.4 V | 1 µA @ 29.7 V | 1 µA @ 29.7 V | 
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 1.2 V @ 200 mA | 
| Operating Temperature | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | -65°C ~ 150°C | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | 
| Package / Case | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | DO-204AL, DO-41, Axial | 
| Supplier Device Package | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-204AL (DO-41) | DO-204AL (DO-41) |