 | |  | |
| PartNumber | H21A | H21A-F | H21A1 |
| Description | SENSOR OPT SLOT PHOTOTRAN PC PIN | ||
| Manufacturer | Fairchild Semiconductor | - | Fairchild Semiconductor |
| Product Category | Optical Sensors - Photointerrupters - Slot Type - Transistor Output | - | Optical Sensors - Photointerrupters - Slot Type - Transistor Output |
| Series | - | - | - |
| Packaging | Tube | - | Tube |
| Package Case | PCB Mount | - | PCB Mount |
| Operating Temperature | -55°C ~ 100°C | - | -55°C ~ 100°C |
| Mounting Type | Through Hole | - | Through Hole |
| Voltage Supply | - | - | - |
| Current Supply | - | - | - |
| Sensing Method | Transmissive | - | Transmissive |
| Output Configuration | Phototransistor | - | Phototransistor |
| Current DC Forward If Max | 50mA | - | 50mA |
| Current Collector Ic Max | 20mA | - | 20mA |
| Voltage Collector Emitter Breakdown Max | 30V | - | 30V |
| Response Time | 8μs, 150μs | - | 8μs, 150μs |
| Sensing Distance | 0.118" (3mm) | - | 0.118" (3mm) |