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| PartNumber | Q4N4 | Q4N4 I3-390 | Q4N4 ES |
| Description | |||
| Manufacturer | Littelfuse Inc. | - | - |
| Product Category | Thyristors - TRIACs | - | - |
| Series | QxNx | - | - |
| Packaging | Tape & Reel (TR) | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package Case | DO-214AA, SMB (3 Leads), Compak | - | - |
| Mounting Type | Surface Mount | - | - |
| Supplier Device Package | DO-214 (Compak) | - | - |
| Configuration | Single | - | - |
| Current Hold Ih Max | 25mA | - | - |
| Voltage Off State | 400V | - | - |
| Voltage Gate Trigger Vgt Max | 1.3V | - | - |
| Current Gate Trigger Igt Max | 25mA | - | - |
| Current On State It RMS Max | 1A | - | - |
| Current Non Rep# Surge 50 60Hz Itsm | 16.7A, 20A | - | - |
| Triac Type | Standard | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Rated Repetitive Off State Voltage VDRM | 400 V | - | - |
| Holding Current Ih Max | 15 mA | - | - |
| Gate Trigger Voltage Vgt | 2.5 V | - | - |
| Gate Trigger Current Igt | 25 mA 50 mA | - | - |
| On State RMS Current It RMS | 1 A | - | - |
| Non Repetitive On State Current | 16.7 A 20 A | - | - |
| Off State Leakage Current VDRM IDRM | 20 uA | - | - |
| On State Voltage | 1.6 V | - | - |