Overview
The DRV5053VAQDBZR, produced by Texas Instruments, is a chopper-stabilized Hall IC designed for magnetic sensing applications. This device offers superior temperature stability and integrated protection features, making it suitable for a wide range of industrial and consumer applications. The DRV5053 device can operate with a supply voltage between 2.5 V and 38 V and can survive reverse battery conditions up to –22 V. It provides a linear analog output that responds to the applied magnetic flux density and distinguishes the polarity of the magnetic field direction.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Power Supply Voltage (VCC) | 2.5 | 38 | V | |
| Output Pin Voltage (VOUT) | 0 | 2 | V | |
| Output Pin Current Source (ISOURCE) | 0 | 300 µA | µA | |
| Output Pin Current Sink (ISINK) | 0 | 2.3 mA | mA | |
| Operating Ambient Temperature (TA) | –40 | 125 | °C | |
| Sensitivity (VA Option) | –140 | –90 | –45 | mV/mT |
| Input Saturation Field (VA Option) | 18 | mT | ||
| Quiescent Output Voltage (VQ) | 0.9 | 1.02 | 1.15 | V |
| Bandwidth (ƒBW) | 20 | kHz | ||
| Output-Referred Noise (VN) | 44 | mVpp |
Key Features
- Linear Output Hall Sensor: Provides a linear analog output that responds to the applied magnetic flux density and distinguishes the polarity of the magnetic field direction.
- Superior Temperature Stability: Sensitivity stability of ±10% over the operating temperature range.
- High Sensitivity Options: Available in various sensitivity options such as –11 mV/mT, –23 mV/mT, –45 mV/mT, –90 mV/mT, +23 mV/mT, and +45 mV/mT.
- Wide Operating Voltage Range: Operates with a supply voltage between 2.5 V and 38 V.
- Protection Features: Includes reverse supply protection up to –22 V, load dump protection up to 40 V, output short-circuit protection, and output current limitation.
- Amplified Output Stage: Capable of up to 300-μA current source or 2.3-mA sink.
- Fast Power-On: Power-on time of approximately 35 µs.
- Compact Packages: Available in 3-pin SOT-23 (DBZ) and 3-pin TO-92 (LPG) packages.
Applications
- Flow Meters: Used for measuring fluid flow rates.
- Docking Adjustment: Helps in precise alignment and positioning.
- Vibration Correction: Monitors and adjusts for vibration in various systems.
- Damper Controls: Used in control systems for dampers to regulate movement and stability.
Q & A
- What is the operating voltage range of the DRV5053VAQDBZR?
The DRV5053VAQDBZR operates with a supply voltage between 2.5 V and 38 V.
- What are the protection features of the DRV5053VAQDBZR?
The device includes reverse supply protection up to –22 V, load dump protection up to 40 V, output short-circuit protection, and output current limitation.
- What is the sensitivity range of the DRV5053VAQDBZR?
The DRV5053VAQDBZR is available in various sensitivity options, including –11 mV/mT, –23 mV/mT, –45 mV/mT, –90 mV/mT, +23 mV/mT, and +45 mV/mT.
- What is the output current capability of the DRV5053VAQDBZR?
The output stage is capable of up to 300-μA current source or 2.3-mA sink.
- What are the typical applications of the DRV5053VAQDBZR?
Typical applications include flow meters, docking adjustment, vibration correction, and damper controls.
- What is the operating temperature range of the DRV5053VAQDBZR?
The device operates over an ambient temperature range of –40°C to 125°C.
- What are the package options for the DRV5053VAQDBZR?
The device is available in 3-pin SOT-23 (DBZ) and 3-pin TO-92 (LPG) packages.
- How does the DRV5053VAQDBZR handle magnetic field polarity?
The device distinguishes the polarity of the magnetic field direction; a south pole near the marked side of the package is a positive magnetic field, and a north pole is a negative magnetic field.
- What is the quiescent output voltage of the DRV5053VAQDBZR?
The quiescent output voltage (VQ) is approximately 1 V when no magnetic field is applied.
- How long does it take for the DRV5053VAQDBZR to power on?
The power-on time is approximately 35 µs.
