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| PartNumber | ILQ621 | ILQ621-X006 | ILQ621-X001 |
| Description | Transistor Output Optocouplers Phototransistor Out Quad CTR >50% | Transistor Output Optocouplers Phototransistor Out Quad CTR > 50% | Transistor Output Optocouplers Phototransistor Out Quad CTR > 50% |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | Transistor Output Optocouplers | Transistor Output Optocouplers | Transistor Output Optocouplers |
| RoHS | Y | Y | Y |
| Package / Case | PDIP-16 | DIP-16 | PDIP-16 |
| Output Type | NPN Phototransistor | NPN Phototransistor | NPN Phototransistor |
| Number of Channels | 4 Channel | 4 Channel | 4 Channel |
| If Forward Current | 60 mA | 60 mA | 60 mA |
| Maximum Collector Emitter Voltage | 70 V | 70 V | 70 V |
| Maximum Collector Current | 100 mA | 100 mA | 100 mA |
| Isolation Voltage | 5300 Vrms | 5300 Vrms | 5300 Vrms |
| Maximum Collector Emitter Saturation Voltage | 0.4 V | 0.4 V | 0.4 V |
| Vf Forward Voltage | 1.3 V | 1.3 V | 1.3 V |
| Vr Reverse Voltage | 6 V | 6 V | 6 V |
| Pd Power Dissipation | 500 mW (1/2 W) | 500 mW (1/2 W) | 500 mW (1/2 W) |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 100 C | + 100 C | + 100 C |
| Packaging | Tube | Tube | Tube |
| Configuration | 4 Channel | 4 Channel | 4 Channel |
| Height | 3.81 mm | 3.81 mm | 3.81 mm |
| Length | 20.07 mm | 20.07 mm | 20.07 mm |
| Width | 6.81 mm | 6.81 mm | 6.81 mm |
| Brand | Vishay Semiconductors | Vishay Semiconductors | Vishay Semiconductors |
| Current Transfer Ratio | 600 % | 600 % | 600 % |
| Fall Time | 2 us | - | - |
| Product Type | Transistor Output Optocouplers | Transistor Output Optocouplers | Transistor Output Optocouplers |
| Rise Time | 2 us | - | - |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Optocouplers | Optocouplers | Optocouplers |
| Mounting Style | - | Through Hole | - |