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ACS71240KEXBLT-050B3 Current Sensor Carrier -50A to +50A, 3.3V
This board is a simple carrier of Allegro’s ACS71240KEXBLT-050B3 Hall effect-based, electrically isolated current sensor, which offers a low-resistance (~0.6 mΩ) current path and a high 120 kHz bandwidth for fast response times.
| Part Suffix | Range | Supply Voltage | Sensitivity | Zero Point | Fault Trip Level |
|---|---|---|---|---|---|
| 050B3 | ±50 A (bidirectional) | 3.0 V to 3.6 V | 26.4 mV/A | 1.65 V | ±50 A |
Alternatives available with variations in these parameter(s): current range Select variant…
| Description | Specs (12) | Pictures (11) | Resources (6) | FAQs (0) | On the blog (0) | Distributors (14) |
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Dimensions
| Size: | 0.7″ × 0.8″ |
|---|---|
| Weight: | 1.1 g |
General specifications
| Typical operating voltage: | 3.3 V |
|---|---|
| Current sense: | 26.4 mV/A |
| Minimum logic voltage: | 3.0 V |
| Maximum logic voltage: | 3.6 V |
| Supply current: | 12 mA1 |
| Current range: | -50A to +50A (bidirectional 50A), 3.3V |
| Current sensor: | Allegro ACS71240KEXBLT-050B3 |
Identifying markings
| PCB dev codes: | cs02b |
|---|---|
| Other PCB markings: | 0J7387 |
| Other PCB markings: | 3V3 B50 |
Notes:
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