H21A1 SENSOR OPTO SLOT 3MM TRANS THRU
From Fairchild Semiconductor
| Category | Sensors, Transducers |
| Current - Collector (Ic) (Max) | 20mA |
| Current - DC Forward (If) (Max) | 50mA |
| Datasheets | H21A1-A3 |
| Family | Optical Sensors - Photointerrupters - Slot Type - Transistor Output |
| Mounting Type | Through Hole |
| Operating Temperature | -55°C ~ 100°C |
| Other Names | H21A1GE H21A1QT H21A1QT-ND |
| Output Configuration | Phototransistor |
| PCN Obsolescence/ EOL | Multiple Devices 03/Dec/2009 |
| Package / Case | PCB Mount |
| Packaging | Tube |
| Product Photos | H21A1,H21A2,H21A3,H21B1 |
| Response Time | 8µs, 150µs |
| Sensing Distance | 0.118" (3mm) |
| Sensing Method | Transmissive |
| Series | - |
| Standard Package | 50 |
| Type | Unamplified |
| Voltage - Collector Emitter Breakdown (Max) | 30V |
