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TMCS1100A3QDR
Hall effect sensor for high current applicationsTMCS1100A3QDR
Hall effect sensor for high current applications
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Manufacturer Part # : TMCS1100A3QDR
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Package/Case: SOIC-8
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Brand: Texas Instruments
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Product Categories : Current Sensors
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Series : TMCS1100
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Service & Packaging
Service & Packaging
About After Sales Service
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TMCS1100A3QDR DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
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TMCS1100A3QDR Details
The TMCS1100A3QDR is a hall-effect current sensor from Texas Instruments, designed for precise current measurement in various power monitoring and control applications. This sensor offers a measurement range suitable for up to 100A, providing a digital output signal for easy interfacing with microcontrollers. Its compact and robust design makes it suitable for integration into space-constrained environments.
Pinout
- 1 (VS): Power Supply
- 2 (GND): Ground
- 3 (OUT): Digital Output
- 4 (NC): No Connection
(Tip: For detailed pinout information, please refer to the corresponding datasheet.)
Key Features
- High Accuracy: Provides precise current measurement with low error.
- Wide Measurement Range: Capable of measuring currents up to 100A.
- Digital Output: Offers a digital output signal for easy integration with digital systems.
- Compact Design: Space-saving profile for convenient integration into various applications.
- Robust Construction: Designed for durability and reliable operation in demanding environments.
Application
- Power Monitoring: Ideal for monitoring current in power distribution systems and equipment.
- Electric Vehicle Charging: Used in EV charging systems for current measurement and control.
- Renewable Energy Systems: Suitable for measuring currents in solar and wind power systems.
Where to Use
The TMCS1100A3QDR is suitable for applications requiring accurate and reliable current measurement, especially in power monitoring and control systems. It is well-suited for use in electric vehicles, renewable energy setups, and other systems where precise current monitoring is essential.
How to Use
To use the TMCS1100A3QDR, connect the VS pin to the power supply, GND to ground, and OUT to the digital input of your microcontroller. Ensure proper calibration and follow the manufacturer's guidelines for accurate current measurement. For detailed usage instructions, refer to the datasheet.
Application Circuit
The application circuit diagram for the TMCS1100A3QDR illustrates how to integrate the current sensor into your system. It includes connections for power, ground, and digital output, ensuring correct operation and measurement accuracy.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- LEM LA 55-P: A similar hall-effect current sensor offering comparable performance and features.
- Allegro ACS758: An alternative current sensor with a different form factor and measurement range.
Complementary
The TMCS1100A3QDR can be paired with the TMCS1101A3QDR for dual-channel current monitoring, enabling more comprehensive current measurement capabilities in your system.
When selecting complementary sensors, ensure compatibility and consider the application's specific requirements for optimal performance.
Frequently Asked Questions
Q: What is the maximum current measurement range of the TMCS1100A3QDR?
A: The TMCS1100A3QDR can measure currents up to 100A. Refer to the datasheet for detailed specifications and operating conditions.
Q: Can the TMCS1100A3QDR be used in electric vehicle charging systems?
A: Yes, the TMCS1100A3QDR is suitable for electric vehicle charging applications, providing accurate current measurement for efficient and safe charging operations.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Continuous current (max) (A) | 20 | Working isolation voltage (VIOWM) (Vrms) | 424 |
| Magnetic sensitivity (typ) (mV/A) | 50, 100, 200, 400 | Input offset current (±) (max) (mA) | 40, 47.5, 50, 60 |
| Input offset current drift (±) (typ) (µA/°C) | 0.1 | Features | Externally Driven Zero Current Reference Voltage |
| Supply voltage (max) (V) | 5.5 | Supply voltage (min) (V) | 3 |
| Iq (max) (mA) | 6 | CMTI (kV/µs) | 25 |
| Small-signal bandwidth (Hz) | 80000 | Sensitivity error (%) | 0.2 |
| Sensitivity error drift (±) (max) (ppm/°C) | 50 | Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 | Creepage (min) (mm) | 4 |
| Clearance (min) (mm) | 4 | Isolation rating | Basic |
| Surge isolation voltage (VIOSM) (VPK) | 6000 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is TMCS1100A3QDR?
The TMCS1100A3QDR is a high-precision, digital current sensor from Texas Instruments. It is designed for accurate current measurement in various applications, including motor control, power management, and energy monitoring systems.
How Does TMCS1100A3QDR Work?
The TMCS1100A3QDR operates by utilizing an integrated Hall sensor to measure magnetic field changes induced by current passing through a conductor. It then converts this magnetic field information into a precise digital output representing the current flowing through the conductor. The sensor provides high accuracy and linearity for current sensing applications.
How Many Pins does TMCS1100A3QDR have and What are the Functions of the Pinout Configuration?
The TMCS1100A3QDR is housed in a 16-pin SSOP (Shrink Small-Outline Package) package. The pinout configuration includes:
- VDD: Power supply pin.
- GND: Ground pin.
- VCC: Output supply pin.
- SCL, SDA: I2C communication interface pins.
- AINP, AINN: Voltage sense input pins.
- CLK, CS, DRDY: Control and data ready pins.
- AD0-AD2: Address select pins.
- AM0-AM1: Auto-ranging mode select pins.
- NC: No connect pin.
What are the Pros and Cons of TMCS1100A3QDR?
Pros:
- High Precision: Provides accurate current sensing for precise measurements.
- Digital Output: Offers a digital output for easy interfacing with microcontrollers or digital systems.
- Integrated Hall Sensor: Simplifies current sensing by integrating the sensing element in the package.
- Adjustable Features: Includes programmable features for customization and optimization.
- Wide Applications: Suitable for various current measurement applications in different industries.
Cons:
- Cost: High-precision sensors like the TMCS1100A3QDR may come at a higher cost compared to lower-precision alternatives.
- Complexity: Requires understanding of I2C communication and sensor calibration for optimal use.
- External Components: May need additional circuitry for power supply and signal conditioning in certain applications.
Are There Any Equivalents/Alternatives to TMCS1100A3QDR for Recommendation?
- The ACS712 from Allegro MicroSystems is a comparable digital current sensor for current measurement applications.
- Alternative options to the TMCS1100A3QDR include the MAX9939 from Maxim Integrated and the CS5460A from Cirrus Logic.
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