Overview
The Honeywell HMC6352-TR is a fully integrated 2-axis digital compass module designed by Honeywell Aerospace. This module combines magneto-resistive sensors with the necessary analog and digital support circuits, as well as algorithms for heading computation. The HMC6352-TR is packaged in a 6.5mm x 6.5mm x 1.5mm LCC (Leadless Chip Carrier) package, making it a compact and ready-to-use electronic compass solution. This integration simplifies the process for design engineers to incorporate high-volume, cost-effective compasses into various applications such as wireless phones, consumer electronics, vehicle compassing, and antenna positioning.
Key Specifications
| Specification | Value |
|---|---|
| Package Size | 6.5mm x 6.5mm x 1.5mm |
| Weight | 0.14 grams |
| Operating Temperature | -20°C to 70°C |
| Storage Temperature | -55°C to 125°C |
| Peak Reflow Temperature | 230-240°C |
| Field Range | 0.10 - 0.75 gauss |
| Heading Accuracy | 2.5 degrees RMS |
| Heading Resolution | 0.5 degrees |
| Heading Repeatability | 1.0 degree |
| Power Consumption (Sleep Mode, Vsupply = 3.0V) | 1 µA |
| Power Consumption (Steady State, Vsupply = 3.0V) | 1 mA |
| Power Consumption (Steady State, Vsupply = 5.0V) | 2 mA |
| Power Consumption (Dynamic Peaks) | 10 mA |
Key Features
- Full integration of 2-axis magnetic sensors and electronics, providing a complete digital solution with heading output.
- A user calibration routine to correct for hard-iron distortions of the earth’s magnetic field, ensuring accurate readings in various environments.
- Low power consumption with sleep mode, steady state, and dynamic peak options.
- Compact LCC package suitable for high-volume applications.
- Operating in clean magnetic environments for best accuracy, with precautions for soft-iron and hard-iron effects.
Applications
The HMC6352-TR is versatile and can be integrated into a variety of applications, including:
- Wireless phones and consumer electronics for navigation and orientation purposes.
- Vehicle compassing and navigation systems.
- Antenna positioning and alignment in communication systems.
- Industrial automation and robotics for precise orientation and navigation.
Q & A
- What is the package size of the HMC6352-TR? The package size is 6.5mm x 6.5mm x 1.5mm.
- What is the operating temperature range of the HMC6352-TR? The operating temperature range is -20°C to 70°C.
- How accurate is the heading output of the HMC6352-TR? The heading accuracy is 2.5 degrees RMS.
- Does the HMC6352-TR require calibration? Yes, it has a user calibration routine to correct for hard-iron distortions of the earth’s magnetic field.
- What is the power consumption in sleep mode? The power consumption in sleep mode is 1 µA at Vsupply = 3.0V.
- Can the HMC6352-TR be used in environments with strong magnetic fields? It is best used in clean magnetic environments, but calibration can help mitigate effects from strong magnetic sources.
- What is the maximum exposed field without permanent damage? The maximum exposed field without permanent damage is 10000 gauss, and performance can be restored using the set/reset function.
- How does the HMC6352-TR handle tilt from a level orientation? Each degree of tilt from a level orientation can add up to two degrees of compass heading error.
- What are some common applications of the HMC6352-TR? Common applications include wireless phones, consumer electronics, vehicle compassing, and antenna positioning.
- Is the HMC6352-TR suitable for high-volume production? Yes, it is designed for high-volume applications and is cost-effective.
