Overview
The REF2041AIDDCT, manufactured by Texas Instruments, is a low-drift, low-power, dual-output voltage reference. This component is designed to provide high precision and stability, making it ideal for various industrial and electronic applications. It features two outputs, VREF and VREF/2, which are particularly useful in single-supply systems. The device operates within a wide temperature range of -40°C to 125°C and is packaged in a compact SOT-23-THN (DDC) package with 5 pins.
Key Specifications
| Parameter | Value |
|---|---|
| Initial Accuracy (Max) | ±0.05% |
| Output Current (Max) | ±20 mA |
| Quiescent Current (Typ) | 360 µA |
| Quiescent Current (Max) | 430 µA |
| Operating Temperature Range | -40°C to 125°C |
| Package Type | SOT-23-THN (DDC) |
| Number of Pins | 5 |
| Dropout Voltage | 10 mV |
| Line Regulation | 3 ppm/V |
| Load Regulation | 8 ppm/mA |
| Temperature Coefficient (Max) | 8 ppm/°C |
| VREF and VBIAS Tracking | 6 ppm/°C (Max) from -40°C to 85°C, 7 ppm/°C (Max) from -40°C to 125°C |
Key Features
- Two outputs, VREF and VREF/2, for convenient use in single-supply systems.
- Excellent temperature drift performance: 8 ppm/°C (maximum) from -40°C to 125°C.
- High initial accuracy: ±0.05% (maximum).
- VREF and VBIAS tracking over temperature: 6 ppm/°C (maximum) from -40°C to 85°C, 7 ppm/°C (maximum) from -40°C to 125°C.
- Microsize package: SOT23-5.
- Low dropout voltage: 10 mV.
- High output current: ±20 mA.
- Low quiescent current: 360 µA.
- Line regulation: 3 ppm/V.
- Load regulation: 8 ppm/mA.
Applications
The REF2041AIDDCT is particularly useful in applications that require stable voltage references, especially in systems with only a positive supply voltage. It is ideal for biasing input bipolar signals in analog-to-digital converters (ADCs) and is suited for high-precision industrial applications, including battery-operated systems due to its low dropout voltage.
Other potential applications include precision current sources and sinks, motor control drives, and any system requiring high accuracy and stability in voltage references.
Q & A
- What is the operating temperature range of the REF2041AIDDCT?
The operating temperature range is -40°C to 125°C.
- What are the two output voltages provided by the REF2041AIDDCT?
The two output voltages are VREF and VREF/2.
- What is the maximum temperature drift of the REF2041AIDDCT?
The maximum temperature drift is 8 ppm/°C.
- What is the initial accuracy of the REF2041AIDDCT?
The initial accuracy is ±0.05% (maximum).
- What is the quiescent current of the REF2041AIDDCT?
The typical quiescent current is 360 µA, with a maximum of 430 µA.
- What is the dropout voltage of the REF2041AIDDCT?
The dropout voltage is 10 mV.
- What is the maximum output current of the REF2041AIDDCT?
The maximum output current is ±20 mA.
- What package type is the REF2041AIDDCT available in?
The device is packaged in a SOT-23-THN (DDC) package with 5 pins.
- What are some typical applications of the REF2041AIDDCT?
Typical applications include biasing input bipolar signals in ADCs, precision current sources and sinks, and motor control drives.
- Is the REF2041AIDDCT suitable for battery-operated systems?
