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ACS72981LLRATR-050U5 Current Sensor Large Carrier 0A to 50A, 5V
This is the large version of a simple carrier for Allegro’s ACS72981LLRATR-050U5 Hall effect-based, electrically isolated current sensor, which offers a low-resistance (~0.2 mΩ) current path and a high 250 kHz bandwidth for fast response times.
| Part Suffix | Range | Supply Voltage | Sensitivity @ 5 V | Zero Point @ 5 V | Size | 
|---|---|---|---|---|---|
| 050U5 | 0-50 A (unidirectional) | 4.5 V to 5.5 V | 80 mV/A | 0.5 V | 1.4″×1.2″ | 
Alternatives available with variations in these parameter(s): typical operating voltage current range size Select variant…
 Compare all products in ACS72981 Current Sensor Large Carriers.
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| Description | Specs (12) | Pictures (14) | Resources (6) | FAQs (0) | On the blog (0) | Distributors (1) | 
|---|
Dimensions
| Size: | 1.4″ × 1.2″ | 
|---|---|
| Weight: | 4.2 g | 
General specifications
| Typical operating voltage: | 5 V | 
|---|---|
| Current sense: | 80 mV/A1 | 
| Minimum logic voltage: | 4.5 V | 
| Maximum logic voltage: | 5.5 V | 
| Supply current: | 14 mA2 | 
| Current range: | 0A to 50A (unidirectional 50A), 5V | 
| Current sensor: | Allegro ACS72981LLRATR-050U5 | 
Identifying markings
| PCB dev codes: | cs04b | 
|---|---|
| Other PCB markings: | 0J14823 | 
| Other PCB markings: | 5V U05 | 






















