Overview
The REF192GRUZ-REEL7 is a precision micropower low dropout voltage (LDV) reference IC produced by Analog Devices Inc. This device features a precision band gap voltage reference that utilizes a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors. This design ensures a very low temperature coefficient and high initial accuracy. The REF192GRUZ-REEL7 is particularly suited for applications requiring high precision and stability over a wide temperature range.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Reference Voltage | 2.49V | 2.5V | 2.51V | V |
| Initial Accuracy | 0.08% | % | ||
| Temperature Coefficient | 5 ppm/°C (E Grade), 10 ppm/°C (F and G Grades) | ppm/°C | ||
| IC Case / Package | TSSOP | |||
| No. of Pins | 8 Pins | |||
| IC Mounting | Surface Mount | |||
| Input Voltage Max | 15V | V | ||
| Operating Temperature Min | -40°C | °C | ||
| Operating Temperature Max | 85°C | °C | ||
| Output Current | 30 mA | mA | ||
| Noise (0.1 Hz to 10 Hz) | 25 μV p-p | μV p-p |
Key Features
- Precision band gap voltage reference with patented temperature drift curvature correction circuit.
- Laser trimming of highly stable, thin-film resistors for low temperature coefficient and high initial accuracy.
- Low dropout voltage (LDV) design.
- High precision and stability over a wide temperature range (-40°C to 85°C).
- Low noise: 25 μV p-p from 0.1 Hz to 10 Hz.
- Low supply current: 45 μA.
- Surface mount TSSOP package.
Applications
- Portable instruments.
- Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs).
- Smart sensors.
- Solar powered applications.
- Loop-current-powered instruments.
Q & A
- What is the reference voltage of the REF192GRUZ-REEL7?
The reference voltage is 2.5V, with a minimum of 2.49V and a maximum of 2.51V.
- What is the temperature coefficient of the REF192GRUZ-REEL7?
The temperature coefficient is 5 ppm/°C for the E Grade and 10 ppm/°C for the F and G Grades.
- What is the operating temperature range of the REF192GRUZ-REEL7?
The operating temperature range is from -40°C to 85°C.
- What is the maximum input voltage for the REF192GRUZ-REEL7?
The maximum input voltage is 15V.
- What is the output current capability of the REF192GRUZ-REEL7?
The output current capability is up to 30 mA.
- What type of package does the REF192GRUZ-REEL7 come in?
The device comes in an 8-pin TSSOP package.
- Is the REF192GRUZ-REEL7 RoHS compliant?
Yes, the REF192GRUZ-REEL7 is RoHS compliant.
- What is the noise level of the REF192GRUZ-REEL7 from 0.1 Hz to 10 Hz?
The noise level is 25 μV p-p from 0.1 Hz to 10 Hz.
- What is the supply current of the REF192GRUZ-REEL7?
The supply current is 45 μA.
- In what types of applications is the REF192GRUZ-REEL7 typically used?
It is typically used in portable instruments, ADCs and DACs, smart sensors, solar powered applications, and loop-current-powered instruments.
