1MHz Bandwidth Contactless Current Sensor with Programmable Gain

CT455

1 MHz Bandwidth Contactless Current Sensor Optimized for High dV/dt Applications Product Image

The CT455 offers high-accuracy contactless current sensing with a 1MHz bandwidth, programmable gain, and low noise performance. Available in both SOIC-8 and TSSOP-8 packages.

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Top Features

Typical Applications

Packaging

  • Optimized for high dV/dt applications
  • Integrated Contactless Current/Field Sensor
  • Linear Analog Output Voltage
  • 1 MHz Bandwidth
  • Response Time < 300 ns
  • Supply Voltage: 3.3 V to 5.0 V
  • Low Noise Performance
  • AEC-Q100 Grade 1
  • Package Options:
    • 8-lead SOIC
    • 8-lead TSSOP

The CT455 is housed in an 8-lead SOIC package and a very low profile, industry standard 8-lead TSSOP package that are both "green" and RoHS compliant.

Part Number Specifications and Availability

Discover the next generation of magnetic sensing

Efficient Power Conversion

Accurately measures the full dynamic range and provides a cleaner signal.

Adoption of Wide Bandgap Transistors

Wide bandgap transistors such as GAN and SiC require high bandwidth current sensors which XtremeSense TMR achieves without sacrificing accuracy and resolution.

Reduce the Energy Footprint

Delivers the lowest power consumption in any magnetic sensing product category.

Allegro's XtremeSense™ TMR technology

Superior magnetic sensitivity, low power consumption, and compact size compared to other technologies, driving innovation in applications like renewable energy, electric vehicles, and consumer electronics.

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Documentation and Resources

Documentation

Design Tools

Third Party Design Tools

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Documents Found: 32
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Software
CT455 Programming Software
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Documents Found: 32
Document Type Document Name
Third Party Tool
Suncall Magnetic Sensor Module featuring the CT455
Third Party Tool
Mikroe Current 10 Clickboard