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TMCS1100A2QDR
TMCS1100A2QDR board mount current sensor: Precision isolated sensor with external referenceTMCS1100A2QDR
TMCS1100A2QDR board mount current sensor: Precision isolated sensor with external reference
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Manufacturer Part # : TMCS1100A2QDR
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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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TMCS1100A2QDR 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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TMCS1100A2QDR Details
The TMCS1100A2QDR is a magnetic current sensor developed by Texas Instruments, offering high-precision current measurement in various applications. This sensor features a digital output and high linearity, making it suitable for accurate current sensing in automotive and industrial systems.
Pinout
- 1 (VDD): Power Supply Input
- 2 (GND): Ground
- 3 (OUT): Digital Output
- 4 (NC): No Connection
(Tip: For detailed pinout information, please refer to the corresponding datasheet.)
Key Features
- Digital Output: Provides a digital output for easy interfacing with microcontrollers.
- High Accuracy: Ensures precise current measurement with high linearity.
- Wide Operating Voltage: Supports a wide operating voltage range for versatile application compatibility.
- Low Offset Error: Minimizes offset error for accurate current sensing.
- Temperature Compensation: Features temperature compensation for stable performance across varying environmental conditions.
Application
- Automotive Systems: Ideal for current sensing in automotive applications such as electric vehicles and battery management systems.
- Industrial Control: Used in industrial control systems for accurate current measurement and monitoring.
- Power Inverters: Suitable for power inverter applications requiring precise current sensing.
Where to Use
The TMCS1100A2QDR is recommended for applications where accurate digital current measurement is required, especially in automotive and industrial systems. It is a reliable choice for systems that demand high precision and consistent performance.
How to Use
Connect the TMCS1100A2QDR to your circuit by supplying power to the VDD pin and connecting the GND pin to the ground. The OUT pin provides a digital output signal representing the measured current. Ensure proper calibration and consider the sensor's temperature characteristics for optimal performance. For detailed usage instructions, refer to the datasheet.
Application Circuit
The application circuit diagram for the TMCS1100A2QDR demonstrates how to integrate the sensor into your electronic system. It includes connections for power supply, ground, and digital output, ensuring accurate current measurement and reliable operation.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- LEM LA 55-P: A comparable magnetic current sensor with similar features and performance characteristics.
- Allegro ACS722: An alternative digital output current sensor offering equivalent functionality.
Complementary
The TMCS1100A2QDR can be paired with the TMCS1101A2QDR for dual-channel current sensing applications, providing synchronized and accurate current measurements in complex systems.
When selecting complementary sensors, ensure compatibility and alignment with your specific application requirements for optimal performance.
Frequently Asked Questions
Q: What is the operating voltage range of the TMCS1100A2QDR?
A: The TMCS1100A2QDR supports a wide operating voltage range for flexible integration into various systems. Refer to the datasheet for specific voltage limits and recommendations.
Q: Is the TMCS1100A2QDR suitable for battery management systems in electric vehicles?
A: Yes, the TMCS1100A2QDR is well-suited for current sensing in battery management systems of electric vehicles, providing accurate digital measurements for efficient operation.
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 TMCS1100A2QDR?
The TMCS1100A2QDR is a Hall-effect magnetic current sensor designed by Texas Instruments. It is ideal for applications requiring accurate current measurements, such as motor control, power management, and industrial automation.
How Does TMCS1100A2QDR Work?
The TMCS1100A2QDR operates based on the Hall effect principle, where a magnetic field induces a voltage proportional to the current passing through the sensor. By measuring this voltage, the sensor can accurately determine the current flowing in the circuit. The sensor features a digital output for easy interfacing with microcontrollers and digital systems.
How Many Pins does TMCS1100A2QDR have and What are the Functions of the Pinout Configuration?
The TMCS1100A2QDR is housed in an 8-pin VSSOP (Very Small Outline Package) package. The pinout configuration includes:
- VDD: Power supply pin.
- GND: Ground pin.
- AOUT: Analog output pin.
- VOUT: Digital output pin.
- A1, A2, A3: Address pins for device addressing.
- EN: Enable pin.
What are the Pros and Cons of TMCS1100A2QDR?
Pros:
- High Accuracy: Provides accurate current measurements for precise control.
- Digital Output: Offers a digital output for easy integration with digital systems.
- Low Power Consumption: Operates with low power, suitable for portable and battery-powered applications.
- Compact Package: The 8-pin VSSOP package is space-efficient for compact designs.
- Wide Sensing Range: Supports a wide current sensing range for versatile applications.
Cons:
- External Components: May require additional components for signal conditioning or filtering, depending on the application requirements.
- Interface Complexity: Requires understanding of digital interfaces for proper interfacing with microcontrollers.
- Temperature Effects: Sensitivity to temperature variations may need compensation in some applications.
Are There Any Equivalents/Alternatives to TMCS1100A2QDR for Recommendation?
- The TMCS1100 from Texas Instruments is a similar magnetic current sensor with comparable features.
- Alternative options include the ACS723 from Allegro MicroSystems and the TLI4970-D050T4 from Infineon Technologies.
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