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See Product Specifications
| Part Number: | H21B4 |
| Category: | Sensors, Transducers |
| Subcategory: | Optical Sensors - Photointerrupters - Slot Type - Transistor Output |
| Manufacturer: | onsemi |
| Packaging: | Tube |
| Product Status: | Obsolete |
| Sensing Distance: | 0.118" (3mm) |
| Sensing Method: | Through-Beam |
| Output Configuration: | Photodarlington |
| Current - DC Forward (If) (Max): | 50 mA |
| Current - Collector (Ic) (Max): | 40 mA |
| Voltage - Collector Emitter Breakdown (Max): | 55 V |
| Response Time: | 7µs, 45µs |
| Operating Temperature: | -55°C ~ 100°C |
| Mounting Type: | Through Hole, Flange |
| Package / Case: | Slotted, PC Pins |
