Product Overview
The Allegro CT415 is a high-bandwidth, ultra-low noise integrated contact current sensor utilizing XtremeSense TMR technology for high-accuracy current measurements. It is designed for industrial, consumer, and automotive applications, offering eight selectable current ranges up to 65 A. The device provides a linear analog output voltage with a total output error of approximately 1.0% full-scale, a response time of 300 ns, and immunity to common-mode fields. It is available in an 8-lead SOIC package.
Product Attributes
- Brand: Allegro MicroSystems
- Technology: XtremeSense TMR
- Package: 8-lead SOIC
- Certifications: UL/IEC 62368-1 and UL1577
- Environmental Compliance: Green and RoHS compliant
- Automotive Qualification: AEC-Q100 grade 1
- Product Status: Not for New Design (March 28, 2025)
Technical Specifications
| Model | Current Range (IPMAX) | Sensitivity (mV/A) | Operating Temperature Range (C) | Package | Total Output Error (FS) | Bandwidth | Response Time | Supply Voltage | Noise (mARMS @ fBW = 100 kHz) |
|---|---|---|---|---|---|---|---|---|---|
| CT415-HSN820MR / CT415-ASN820MR | 20 A | 100 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 9.0 to 10.0 |
| CT415-HSN830MR / CT415-ASN830MR | 30 A | 66.7 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 10.0 to 11.5 |
| CT415-HSN840MR | 40 A | 50 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 11.5 |
| CT415-HSN850MR / CT415-ASN850MR | 50 A | 40 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 10.0 to 14.0 |
| CT415-HSN865MR / CT415-ASN865MR | 65 A | 30.8 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 13.5 |
| CT415-HSN820DR / CT415-ASN820DR | 0 to 20 A | 200 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 9.0 |
| CT415-HSN830DR / CT415-ASN830DR | 0 to 30 A | 133.3 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 10.0 |
| CT415-HSN850DR / CT415-ASN850DR | 0 to 50 A | 80 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 10.0 |
| CT415-HSN865DR / CT415-ASN865DR | 0 to 65 A | 61.5 | 40 to 125 | 8-lead SOIC | 3.0% | 1 MHz | 300 ns | 4.75 to 5.50 V | 10.0 |
| Integrated Current Carrying Conductor (CCC) Max Current | 65 A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Rated Isolation Voltage | N/A | N/A | N/A | N/A | 2.5 kVRMS | N/A | N/A | N/A | N/A |
| Package Dimensions (SOIC-8) | N/A | N/A | N/A | 4.89 mm 6.00 mm 1.62 mm | N/A | N/A | N/A | N/A | N/A |
Applications
- Solar/power inverters
- UPS, SMPS, and telecom power supplies
- Battery management systems
- Motor control
- White goods
- Power utility meter
- Overcurrent fault protection
2510091532_ALLEGRO-CT415-HSN850DR_C28058279.pdf
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