Allegro MicroSystems A1220LLHLT-T Magnetic Sensors
Linear Hall Effect Sensor, Latching, 800kHz, SOT-23W
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
A1220LLHLT-T
Base Model
Detailed Description
Linear Hall Effect Sensor, Latching, 800kHz, SOT-23W
Package
SOT23-3
Lifecycle Status
Active
Datasheet
A1220LLHLT-T Datasheet
Quick Jump:
Technical Specifications
Allegro MicroSystems A1220LLHLT-T Magnetic Sensors technical specifications.
General
Series
A1220-1-2-3
RoHS
Yes
Mounting Type
SMD/SMT
Supply Voltage
3 V ~ 24 V
Current Pmpp
4 mA
Maximum Output Current
25 mA
Operating Point Min Max
- 40 G to - 5 G
Collector Emitter Saturation Voltage
3 V to 24 V
Minimum Operating Temperature C
- 40
Maximum Operating Temperature C
+ 150
Alternate Parts Comparison (A1220LLHLT-T vs A1220LLHLX-T vs CT8122AM-HS3 vs A3212LLHLT-T)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Series | A1220-1-2-3 | A1220-1-2-3 | CT81xx | A3211-12 |
| Mounting Type | SMD/SMT | SMD/SMT | SMD/SMT | SMD/SMT |
| Supply Voltage | 3 V ~ 24 V | 3.8 V ~ 24 V | 1.7 V ~ 5.5 V | 2.75 V |
| RoHS | Yes | Yes | Yes | Yes |
| Operating Point Min Max | - 40 G to - 5 G | - 40 G to - 5 G | +1.0 mT | - 65 G to 65 G |
| Package | SOT23-3 | SOT-23W | SOT23-3 | SOT23-3 |
| Maximum Output Current | 25 mA | 25 mA | -- | 1 mA |
| Output Type | Open Drain | -- | Digital | Digital |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
TLE4961-1MInfineon TechnologiesDirectInfineon
Board Mount Hall Effect / Magnetic Sensors POSITION&CURRENT SENSORS
More Parts in Switches (Solid State)
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
A1220LLHLX-TAllegro MicroSystems["Sensors, Transducers", "Magnetic Sensors", "Magnetic Sensors - Switches (Solid State)"]