Overview
The REF198GP, produced by Analog Devices Inc., is a precision micropower, low dropout voltage reference. This device is part of the REF19x series, which utilizes a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors. This technology ensures a very low temperature coefficient and high initial accuracy. The REF198GP is designed to provide a stable output voltage of 4.096V, making it suitable for a wide range of applications requiring precise voltage referencing.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 4.096 | V |
| Supply Voltage Range | 100 mV above output voltage | V |
| Supply Current | < 45 μA | μA |
| Supply Current in Sleep Mode | < 15 μA | μA |
| Temperature Range | −40°C to +85°C | °C |
| Package Types | 8-Lead SOIC, 8-Lead PDIP, 8-Lead TSSOP |
Key Features
- Precision Output Voltage: Provides a stable output voltage of 4.096V with high initial accuracy.
- Low Dropout Voltage: Operates with supply voltages as low as 100 mV above the output voltage.
- Micropower Consumption: Consumes less than 45 μA of supply current and less than 15 μA in sleep mode.
- Temperature Stability: Specified over the extended industrial temperature range (−40°C to +85°C) with typical performance up to +125°C.
- Package Options: Available in 8-Lead SOIC, 8-Lead PDIP, and 8-Lead TSSOP packages.
Applications
The REF198GP is suitable for various applications that require precise voltage referencing, including:
- Automotive systems
- Industrial control systems
- Medical devices
- Telecommunications equipment
- Any system requiring stable and accurate voltage references.
Q & A
- What is the output voltage of the REF198GP?
The output voltage of the REF198GP is 4.096V.
- What is the minimum supply voltage required for the REF198GP?
The minimum supply voltage is 100 mV above the output voltage.
- How much current does the REF198GP consume in normal operation?
The REF198GP consumes less than 45 μA of supply current.
- What is the current consumption in sleep mode?
In sleep mode, the current consumption is reduced to less than 15 μA.
- What temperature range is the REF198GP specified for?
The REF198GP is specified over the extended industrial temperature range (−40°C to +85°C).
- What package types are available for the REF198GP?
The REF198GP is available in 8-Lead SOIC, 8-Lead PDIP, and 8-Lead TSSOP packages.
- How does the REF198GP achieve its high accuracy and stability?
The REF198GP uses a patented temperature drift curvature correction circuit and laser trimming of highly stable, thin-film resistors.
- Is the REF198GP suitable for automotive applications?
- Can the REF198GP be used in medical devices?
- How do I enable sleep mode on the REF198GP?
