| Part Number | JANTXV1N4495US | JANTXV1N4494US | 
|---|---|---|
| Manufacturer | Microchip Technology | Semtech Corporation | 
| Category | Diodes - Zener - Single | Diodes - Zener - Single | 
|   |   | |
| Product Status | Active | Discontinued at Digi-Key | 
| Voltage - Zener (Nom) (Vz) | 180 V | 160 V | 
| Tolerance | ±5% | ±5% | 
| Power - Max | 1.5 W | - | 
| Impedance (Max) (Zzt) | 1.3 kOhms | 1000 Ohms | 
| Current - Reverse Leakage @ Vr | 250 nA @ 144 V | 250 nA @ 128 V | 
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 200 mA | - | 
| Operating Temperature | -65°C ~ 175°C | -55°C ~ 175°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | SQ-MELF, A | SQ-MELF | 
| Supplier Device Package | D-5A | - |