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| PartNumber | SS549AT | SS549GT | SS549BT |
| Description | Board Mount Hall Effect / Magnetic Sensors 20mA Unipolar 5V/9V/ 12V/15V/18V 4-Pin | Magnetic Sensors Board Mount Hall Effect / Magnetic Sensors COMM SOLID STATE/MAG | Magnetic Sensors Board Mount Hall Effect / Magnetic Sensors COMM SOLID STATE/MAG |
| Manufacturer | Honeywell | Honeywell | Honeywell |
| Product Category | Board Mount Hall Effect / Magnetic Sensors | Encoders | Encoders |
| RoHS | Y | - | - |
| Type | Unipolar | - | Bipolar Hall Effect Digital Position Sensor |
| Operating Supply Current | 8.7 mA | - | 15 mA |
| Maximum Output Current | 20 mA | - | 20 mA |
| Operating Supply Voltage | 12 V | - | 24 V |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 150 C | - | + 150 C |
| Mounting Style | SMD/SMT | - | Through Hole |
| Package / Case | SOT-89-3 | - | TO-92-Flat-3 |
| Packaging | Reel | - | Reel |
| Brand | Honeywell | - | Honeywell |
| Product Type | Hall Effect / Magnetic Sensors | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | Sensors | - | - |
| Supply Voltage Max | 30 V | - | - |
| Supply Voltage Min | 3.8 V | - | - |
| Unit Weight | 0.001693 oz | - | - |
| Operating Point Min/Max | - | - | + 15 mT |
| Release Point Min/Max (Brp) | - | - | - 14 mT |