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| PartNumber | LH1501BABTR | LH1501BAB | LH1501B |
| Description | Solid State Relays - PCB Mount Normally Closed Form 1B 350V | Solid State Relays - PCB Mount Normally Closed Form 1B | |
| Manufacturer | Vishay Semiconductor Opto Division | Vishay Semiconductor Opto Division | - |
| Product Category | Solid State Relays | Solid State Relays | - |
| Series | LH1501 | LH1501 | - |
| Product | Instrumentation Relays | Instrumentation Relays | - |
| Packaging | Digi-ReelR Alternate Packaging | Tube Alternate Packaging | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Termination Style | Gull Wing | Gull Wing | - |
| Package Case | 6-SMD (0.300", 7.62mm) | 6-SMD (0.300", 7.62mm) | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Output Type | AC, DC | AC, DC | - |
| Supplier Device Package | 6-SMD | 6-SMD | - |
| Voltage Input | 1.26VDC | 1.26VDC | - |
| Circuit | SPST-NC (1 Form B) | SPST-NC (1 Form B) | - |
| On State Resistance Max | 20 Ohm | 20 Ohm | - |
| Voltage Load | 0 ~ 350 V | 0 ~ 350 V | - |
| Contact Form | SPST (1 Form B) | SPST (1 Form B) | - |
| Relay Type | Relay | Relay | - |
| Load Current | 150mA | 150mA | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Control Voltage Range | 1.15 VDC to 1.45 VDC | - | - |
| Load Voltage Rating | 350 VDC | 350 VDC | - |
| Load Current Rating | 300 mA | 300 mA | - |
| Input to Output Isolation Method | Optocoupler | Optocoupler | - |
| Input Current | 50 mA | 50 mA | - |