| PartNumber | TSOP2133 | TSOP2138 | TSOP2156 |
| Description | Infrared Receivers 2.7-5.5V 33kHz 45Deg | Infrared Receivers 4.5-5.5V 38kHz | Infrared Receivers 4.5-5.5V 56kHz |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | Infrared Receivers | Infrared Receivers | Infrared Receivers |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Carrier Frequency | 33 kHz | 38 kHz | 56 kHz |
| Transmission Distance | 45 m | 45 m | 45 m |
| Beam Angle | 45 deg | 45 deg | 45 deg |
| Viewing Angle | 45 deg | 45 deg | 45 deg |
| Minimum High Level Output Voltage | 100 mV | 100 mV | 100 mV |
| Output Current | 5 mA | 5 mA | 5 mA |
| Operating Supply Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Operating Supply Current | 700 uA | 700 uA | 700 uA |
| Pd Power Dissipation | 10 mW | 10 mW | 10 mW |
| Minimum Operating Temperature | - 25 C | - 25 C | - 25 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | Side Looker | Side Looker | Side Looker |
| Packaging | Tube | Tube | Tube |
| Height | 6.95 mm | 6.95 mm | 6.95 mm |
| Length | 6 mm | 6 mm | 6 mm |
| Series | TSOP | TSOP | TSOP |
| Width | 5.6 mm | 5.6 mm | 5.6 mm |
| Brand | Vishay Semiconductors | Vishay Semiconductors | Vishay Semiconductors |
| Product Type | IR Receivers | IR Receivers | IR Receivers |
| Factory Pack Quantity | 90 | 90 | 90 |
| Subcategory | Infrared Data Communications | Infrared Data Communications | Infrared Data Communications |
| Data Transmission Rate | - | 4000 bits/s | 4000 bits/s |