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| Part Number | LCA127 | LCA127STR | LCA127S | LCA127LSTR | LCA127L |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Series | LCA, OptoMOS® | LCA, OptoMOS® | LCA, OptoMOS® | LCA, OptoMOS® | LCA, OptoMOS® |
| Packaging | Tube | Tape & Reel (TR) | Tube | Tape & Reel (TR) | Tube |
| Product Status | Active | Active | Active | Active | Active |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Circuit | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) |
| Output Type | AC, DC | AC, DC | AC, DC | AC, DC | AC, DC |
| Voltage - Input | 1.2VDC | 1.2VDC | 1.2VDC | 1.2VDC | 1.2VDC |
| Voltage - Load | 0 V ~ 250 V | 0 V ~ 250 V | 0 V ~ 250 V | 0 V ~ 250 V | 0 V ~ 250 V |
| Load Current | 200 mA | 200 mA | 200 mA | 170 mA | 170 mA |
| On-State Resistance (Max) | 10 Ohms | 10 Ohms | 10 Ohms | 15 Ohms | 15 Ohms |
| Termination Style | PC Pin | Gull Wing | Gull Wing | Gull Wing | PC Pin |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supplier Device Package | 6-DIP | 6-SMD | 6-SMD | 6-SMD | 6-DIP |
| Approval Agency | CSA, EN, UL | CSA, EN, UL | CSA, EN, UL | CSA, EN, UL | CSA, EN, UL |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
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