Overview
The REF198FSZ-REEL is a precision micropower low dropout voltage (LDV) reference IC produced by Analog Devices Inc. This component is part of the REF198 series and is designed to provide a highly accurate and stable voltage reference. It features a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors, ensuring a very low temperature coefficient and high initial accuracy.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | REF198FSZ-REEL |
| Package | 8-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 8 |
| Reference Voltage | 4.096V ±0.12% |
| Reference Voltage Min | 4.091V |
| Reference Voltage Max | 4.101V |
| Initial Accuracy | 0.05% |
| Temperature Coefficient | 5 ppm |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Input Voltage Max | 15V |
| Output Current | 30 mA |
| Supply Current | 45 μA (max) |
| Sleep Mode Current | 15 μA (max) |
| Line Regulation | 4 ppm/V to 8 ppm/V (at 25°C) |
| Load Regulation | 4 ppm/mA to 8 ppm/mA (at 25°C) |
| RoHS Compliant | Yes |
Key Features
- Precision band gap voltage reference with patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors.
- High initial accuracy of 0.05% and low temperature coefficient of 5 ppm.
- Low dropout voltage and high output current of 30 mA.
- Low supply current of 45 μA (max) and sleep mode current of 15 μA (max).
- Short-circuit protection and line and load regulation of 4 ppm/V to 8 ppm/V and 4 ppm/mA to 8 ppm/mA, respectively.
- Operating temperature range of -40°C to +85°C.
- Surface mount 8-lead NSOIC 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 REF198FSZ-REEL? The reference voltage is 4.096V ±0.12%.
- What is the operating temperature range of the REF198FSZ-REEL? The operating temperature range is -40°C to +85°C.
- What is the maximum output current of the REF198FSZ-REEL? The maximum output current is 30 mA.
- Is the REF198FSZ-REEL RoHS compliant? Yes, the REF198FSZ-REEL is RoHS compliant.
- What is the package type of the REF198FSZ-REEL? The package type is 8-lead NSOIC.
- What are the key applications of the REF198FSZ-REEL? Key applications include portable instruments, ADCs and DACs, smart sensors, solar-powered applications, and loop-current-powered instruments.
- What is the initial accuracy of the REF198FSZ-REEL? The initial accuracy is 0.05%.
- What is the temperature coefficient of the REF198FSZ-REEL? The temperature coefficient is 5 ppm.
- Does the REF198FSZ-REEL have short-circuit protection? Yes, it has short-circuit protection.
- What is the supply current of the REF198FSZ-REEL in sleep mode? The supply current in sleep mode is 15 μA (max).
