Overview
The REF198GRUZ-REEL7 is a precision voltage reference IC produced by Analog Devices Inc. It belongs to the REF19x series, known for its high accuracy and low temperature coefficient. This device is designed to provide a stable output voltage of 4.096V and is suitable for a wide range of applications, including those in the automotive and industrial sectors.
The REF198GRUZ-REEL7 features a patented temperature drift curvature correction circuit and laser-trimmed thin-film resistors, ensuring a very low temperature coefficient and high initial accuracy. It operates over an extended industrial temperature range of -40°C to +85°C and can function with supply voltages as low as 100 mV above the output voltage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | REF198GRUZ-REEL7 | |
| Manufacturer | Analog Devices Inc. | |
| Description | V-Ref Precision 4.096V 30mA 8-Pin TSSOP T/R | |
| Output Voltage | 4.096V | V |
| Max Output Current | 30mA | mA |
| Operating Temperature | -40°C to +85°C | °C |
| Supply Voltage | 4.5V to 18V | V |
| Temperature Coefficient | 25 ppm/°C | ppm/°C |
| Noise (0.1Hz to 10Hz) | 40 μVp-p | μVp-p |
| Package / Case | 8-TSSOP (0.173, 4.40mm Width) | |
| Number of Pins | 8 | |
| Supply Current-Max | 45 μA | μA |
| Quiescent Current | 15 μA | μA |
Key Features
- Precision Voltage Reference: Provides a stable output voltage of 4.096V with high initial accuracy and low temperature coefficient.
- Low Dropout Voltage: Operates with supply voltages as low as 100 mV above the output voltage.
- Low Power Consumption: Consumes less than 45 μA of supply current and reduces to less than 15 μA in sleep mode.
- Extended Temperature Range: Specified over -40°C to +85°C, with typical performance up to +125°C.
- Small Package: Available in an 8-pin TSSOP package, making it suitable for space-constrained applications.
- Low Noise: Features low noise characteristics, with 40 μVp-p noise in the 0.1Hz to 10Hz range.
Applications
- Automotive Systems: Suitable for various automotive applications due to its extended temperature range and high reliability.
- Industrial Control Systems: Used in industrial control systems that require stable and accurate voltage references.
- Medical Devices: Can be used in medical devices where precision and stability of voltage references are critical.
- Telecommunications: Applied in telecommunications equipment for stable voltage referencing.
- Consumer Electronics: Used in consumer electronics that require low power consumption and high accuracy voltage references.
Q & A
- What is the output voltage of the REF198GRUZ-REEL7?
The output voltage of the REF198GRUZ-REEL7 is 4.096V.
- What is the maximum output current of the REF198GRUZ-REEL7?
The maximum output current is 30mA.
- What is the operating temperature range of the REF198GRUZ-REEL7?
The operating temperature range is -40°C to +85°C.
- What is the supply voltage range for the REF198GRUZ-REEL7?
The supply voltage range is from 4.5V to 18V.
- How much current does the REF198GRUZ-REEL7 consume in normal operation?
The device consumes less than 45 μA of supply current.
- What is the quiescent current of the REF198GRUZ-REEL7 in sleep mode?
The quiescent current in sleep mode is less than 15 μA.
- What is the temperature coefficient of the REF198GRUZ-REEL7?
The temperature coefficient is 25 ppm/°C.
- What is the noise level of the REF198GRUZ-REEL7 in the 0.1Hz to 10Hz range?
The noise level is 40 μVp-p.
- In what package is the REF198GRUZ-REEL7 available?
The device is available in an 8-pin TSSOP package.
- Is the REF198GRUZ-REEL7 RoHS compliant?
Yes, the REF198GRUZ-REEL7 is RoHS3 compliant.
