Overview
The REF5050AQDRQ1 is a precision voltage reference component manufactured by Texas Instruments. Designed for automotive applications, this device offers high accuracy and low drift, making it ideal for critical systems requiring stable voltage references. Its AEC-Q100 qualification ensures reliability in harsh automotive environments. The REF5050AQDRQ1 is positioned as a high-performance solution for automotive electronics, targeting engineers and designers working on advanced driver-assistance systems (ADAS), powertrain control, and infotainment systems. Its unique selling points include exceptional temperature stability, low noise, and robust performance under automotive stress conditions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 5.0 | V | ±0.05% initial accuracy |
| Temperature Drift | 3 | ppm/°C | Max over -40°C to +125°C |
| Output Current | 10 | mA | Max |
| Noise (0.1Hz to 10Hz) | 12 | µVpp | Typical |
| Operating Temperature | -40 to +125 | °C | AEC-Q100 qualified |
| Supply Voltage | 5.5 | V | Max |
| Package | SOIC-8 | - | RoHS compliant |
Key Features
- High Precision: ±0.05% initial accuracy ensures reliable performance in critical applications.
- Low Temperature Drift: 3 ppm/°C max drift over the automotive temperature range.
- Low Noise: 12 µVpp typical noise for clean voltage references.
- Automotive Qualified: AEC-Q100 Grade 1 qualification ensures reliability in harsh environments.
- Robust Design: Stable performance under automotive stress conditions.
Applications
The REF5050AQDRQ1 is widely used in automotive electronics, particularly in systems requiring precise voltage references. Its applications include:
- Advanced Driver-Assistance Systems (ADAS): Provides stable voltage references for sensors and control units.
- Powertrain Control: Ensures accurate voltage regulation in engine and transmission systems.
- Infotainment Systems: Delivers clean and stable voltage for audio and display components.
- Battery Management Systems (BMS): Supports accurate voltage monitoring and control.
Q & A
1. What is the initial accuracy of the REF5050AQDRQ1?
The initial accuracy is ±0.05%.
2. What is the temperature drift of this component?
The temperature drift is 3 ppm/°C max over the range of -40°C to +125°C.
3. Is the REF5050AQDRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 Grade 1 qualified, making it suitable for automotive environments.
4. What is the typical noise level of this voltage reference?
The typical noise level is 12 µVpp.
5. What is the maximum output current?
The maximum output current is 10 mA.
6. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
7. What package does the REF5050AQDRQ1 come in?
It comes in an SOIC-8 package.
8. Is this component RoHS compliant?
Yes, it is RoHS compliant.
9. Can the REF5050AQDRQ1 be used in battery management systems?
Yes, it is suitable for battery management systems due to its high precision and stability.
10. What is the maximum supply voltage?
The maximum supply voltage is 5.5 V.
