| PartNumber | BPW77NA | BPW77NB |
| Description | Phototransistors 10 Degree 250mW | Phototransistors NPN Phototransistor 850nm +/-10 Deg |
| Manufacturer | Vishay | Vishay |
| Product Category | Phototransistors | Phototransistors |
| RoHS | Y | Y |
| Product | Phototransistors | Phototransistors |
| Package / Case | TO-18 | TO-18 |
| Mounting Style | Through Hole | Through Hole |
| Peak Wavelength | 850 nm | 850 nm |
| Maximum On State Collector Current | 50 mA | 50 mA |
| Collector Emitter Voltage VCEO Max | 70 V | 70 V |
| Collector Emitter Breakdown Voltage | 70 V | 70 V |
| Collector Emitter Saturation Voltage | 0.15 V | 0.15 V |
| Dark Current | 100 nA | 100 nA |
| Pd Power Dissipation | 250 mW | 250 mW |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C |
| Height | 6.15 mm | 6.15 mm |
| Length | 5.5 mm | 5.5 mm |
| Lens Color/Style | Clear | Clear |
| Packaging | Bulk | Bulk |
| Type | Chip | Chip |
| Wavelength | 850 nm | 850 nm |
| Width | 5.5 mm | 5.5 mm |
| Brand | Vishay Semiconductors | Vishay Semiconductors |
| Half Intensity Angle Degrees | 10 deg | 10 deg |
| Light Current | 15 mA | 10 mA |
| Product Type | Phototransistors | Phototransistors |
| Factory Pack Quantity | 1000 | 1000 |
| Subcategory | Optical Detectors and Sensors | Optical Detectors and Sensors |
| Unit Weight | - | 0.010582 oz |