
Automotive-grade Hall Effect sensor IC, latching magnetic type, offering surface mount capability in a 3-pin SOT-23W package. Features a maximum output current of 25 mA and operates across a wide supply voltage range from 3 V to 24 V, with typical voltages including 3.3V, 5V, 9V, 12V, 15V, and 18V. This component boasts a minimum release point of -150 Gs and a maximum operating point of 150 Gs, with typical hysteresis of 220 Gs. Designed for demanding environments, it functions reliably between -40 °C and 150 °C. The small outline transistor package measures 2.98 mm in length, 1.91 mm in width, and 0.95 mm in height, with a 0.95 mm pin pitch.
Allegro Microsystems A1222LLHLX-T technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | SOT-23 |
| Package/Case | SOT-23W |
| Package Description | Small Outline Transistor |
| Lead Shape | Gull-wing |
| Pin Count | 3 |
| PCB | 3 |
| Package Length (mm) | 2.98 |
| Package Width (mm) | 1.91 |
| Package Height (mm) | 0.95 |
| Seated Plane Height (mm) | 1 |
| Pin Pitch (mm) | 0.95 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Magnetic Type | Latch |
| Minimum Magnetic Sensor Release Point | -150Gs |
| Typical Magnetic Sensor Hysteresis | 220Gs |
| Maximum Magnetic Sensor Operating Point | 150Gs |
| Max Operating Supply Voltage | 24V |
| Maximum Output Current | 25mA |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 150°C |
| Min Operating Supply Voltage | 3V |
| Typical Operating Supply Voltage | 3.3|5|9|12|15|18V |
| Cage Code | 31019 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | Yes |
| AEC Qualified | Yes |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Download the complete datasheet for Allegro Microsystems A1222LLHLX-T to view detailed technical specifications.
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