Giant magneto resistive gmr current sensor ic Allegro ACS70331EOLCTR-2P5B3 with 535 nanoseconds response time
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Delivery Time:
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Product Description
Product Overview
The Allegro ACS70331 is a highly sensitive, 1 MHz GMR-based current sensor IC designed for
Note: The ACS70331 is classified as NOT FOR NEW DESIGN and is restricted to existing customer applications due to probable obsolescence in the near future. Samples are no longer available.
Product Attributes
- Brand: Allegro MicroSystems
- Technology: Giant Magneto-Resistive (GMR)
Technical Specifications
| Model / Characteristic | Description / Value | Details |
|---|---|---|
| Product Name | ACS70331 | |
| Current Sensing Range | ACS70331EESATR-2P5U3 / ACS70331EOLCTR-2P5U3 | 0 to 2.5 A |
| ACS70331EESATR-2P5B3 / ACS70331EOLCTR-2P5B3 | 2.5 A | |
| ACS70331EESATR-005U3 / ACS70331EOLCTR-005U3 | 0 to 5 A | |
| ACS70331EESATR-005B3 / ACS70331EOLCTR-005B3 | 5 A | |
| Sensitivity (Typ.) | ACS70331EESATR-2P5U3 / ACS70331EOLCTR-2P5U3 | 800 mV/A |
| ACS70331EESATR-2P5B3 / ACS70331EOLCTR-2P5B3 | 400 mV/A | |
| ACS70331EESATR-005U3 / ACS70331EOLCTR-005U3 | 400 mV/A | |
| ACS70331EESATR-005B3 / ACS70331EOLCTR-005B3 | 200 mV/A | |
| Bandwidth | 1 MHz | |
| Response Time | <550 ns (typically 535 ns) | |
| Noise | 8 mA(rms) at 1 MHz | |
| Supply Voltage | 3.3 V (single supply) | |
| Primary Conductor Resistance | QFN-12 Package | 1.1 m (typ.) |
| SOIC-8 Package | 1.7 m (typ.) | |
| Package Options | 12-contact QFN (3 mm 3 mm 0.75 mm), 8-lead SOIC | |
| Temperature Range | 40C to 85C (Commercial) | |
| Output Type | Non-ratiometric, analog | |
| Stray Field Rejection | High rejection due to differential GMR element configuration | |
| Maximum Continuous Current | 10 A | |
| Working Voltage | 100 V | |
| Power Supply Rejection Ratio (PSRR) | DC to 100 Hz: 40 dB; 100 Hz to 100 kHz: 30 dB | |
| Fuse Power Down Time (tFPD) | 80 - 120 s (typ.) | |
| Power On Time (tPO) | 5 s (typ.) | |
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