Overview
The REF192GSZ-REEL7 is a precision micropower, low dropout voltage (LDV) reference device manufactured by Analog Devices Inc. This component is part of the REF19x series, known for its high accuracy and stability over a wide range of temperatures. The REF192GSZ-REEL7 provides a stable output voltage of 2.5V and is designed for applications requiring low power consumption and high reliability.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage | - | 2.495 | 2.500 | 2.505 | V |
| Output Current | - | - | - | 30 | mA |
| Supply Current | No load | - | - | 45 | μA |
| Supply Current (Sleep Mode) | No load | - | - | 15 | μA |
| Temperature Coefficient | - | - | - | 5 ppm/°C | - |
| Line Regulation | 3.0 V ≤ VS ≤ 15 V, IOUT = 0 mA | - | - | 4 ppm/V | - |
| Load Regulation | VS = 5.0 V, 0 mA ≤ IOUT ≤ 30 mA | - | - | 10 ppm/mA | - |
| Dropout Voltage | VS = 3.5 V, ILOAD = 10 mA | - | - | 1.00 | V |
| Noise Voltage (0.1 Hz to 10 Hz) | - | - | - | 25 μV p-p | - |
| Package | - | - | - | 8-SOIC (0.154", 3.90mm Width) | - |
Key Features
- High Initial Accuracy: The REF192GSZ-REEL7 offers high initial accuracy with a maximum deviation of ±2 mV from the nominal output voltage.
- Low Dropout Voltage: The device can operate with a supply voltage as low as 100 mV above the output voltage, making it suitable for low-voltage applications.
- Low Power Consumption: It consumes less than 45 μA of supply current in normal operation and less than 15 μA in sleep mode.
- High Output Current: The device can supply up to 30 mA of output current.
- Low Temperature Coefficient: The REF192GSZ-REEL7 has a temperature coefficient of 5 ppm/°C, ensuring stable output voltage over a wide temperature range.
- Low Noise: The noise voltage is as low as 25 μV p-p in the 0.1 Hz to 10 Hz frequency range.
Applications
The REF192GSZ-REEL7 is suitable for a variety of applications that require high precision and low power consumption, including:
- Automotive Systems: Due to its extended industrial temperature range (−40°C to +125°C), it is ideal for automotive applications.
- Industrial Control Systems: Its high accuracy and stability make it a good choice for industrial control and measurement systems.
- Medical Devices: The low noise and high precision of the REF192GSZ-REEL7 make it suitable for medical devices that require stable voltage references.
- Consumer Electronics: It can be used in various consumer electronics where low power consumption and high accuracy are required.
Q & A
- What is the nominal output voltage of the REF192GSZ-REEL7?
The nominal output voltage of the REF192GSZ-REEL7 is 2.5V.
- What is the maximum output current of the REF192GSZ-REEL7?
The maximum output current of the REF192GSZ-REEL7 is 30 mA.
- What is the supply current in normal operation and sleep mode?
In normal operation, the supply current is less than 45 μA, and in sleep mode, it is less than 15 μA.
- What is the temperature coefficient of the REF192GSZ-REEL7?
The temperature coefficient of the REF192GSZ-REEL7 is 5 ppm/°C.
- What is the noise voltage of the REF192GSZ-REEL7 in the 0.1 Hz to 10 Hz frequency range?
The noise voltage is as low as 25 μV p-p in the 0.1 Hz to 10 Hz frequency range.
- What is the package type of the REF192GSZ-REEL7?
The REF192GSZ-REEL7 comes in an 8-SOIC (0.154", 3.90mm Width) package.
- What is the operating temperature range of the REF192GSZ-REEL7?
The operating temperature range is −40°C to +125°C.
- Is the REF192GSZ-REEL7 RoHS compliant?
Yes, the REF192GSZ-REEL7 is RoHS compliant.[
- What are some typical applications of the REF192GSZ-REEL7?
Typical applications include automotive systems, industrial control systems, medical devices, and consumer electronics.[
- How does the sleep mode function in the REF192GSZ-REEL7?
The sleep mode is enabled by applying a low TTL or CMOS level to the SLEEP pin, which reduces the supply current to less than 15 μA.[
