Overview
The REF192ESZ-REEL7 is a precision micropower, low dropout voltage reference IC produced by Analog Devices Inc. This device is part of the REF19x series, known for its high accuracy, low temperature coefficient, and minimal power consumption. It is designed to provide a stable output voltage from supplies as low as 100 mV above the output voltage, making it suitable for a wide range of applications, including those in the automotive and industrial sectors.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage | IOUT = 0 mA | 2.498 | 2.500 | 2.502 | V |
| Initial Accuracy | IOUT = 0 mA | - | - | ±2 mV | - |
| Temperature Coefficient | IOUT = 0 mA | - | - | 5 ppm/°C | - |
| Supply Current | - | - | - | 45 μA | - |
| Output Current | - | - | - | 30 mA | - |
| Line Regulation | 3.0 V ≤ VS ≤ 15 V, IOUT = 0 mA | - | - | 2-4 ppm/V | - |
| Load Regulation | VS = 5.0 V, 0 mA ≤ IOUT ≤ 30 mA | - | - | 4-10 ppm/mA | - |
| Dropout Voltage | VS = 3.5 V, ILOAD = 10 mA | - | - | 1.00 V | - |
| Package | - | - | - | 8-SOIC (0.154", 3.90mm Width) | - |
Key Features
- High Initial Accuracy: ±2 mV maximum, ensuring precise voltage reference.
- Low Temperature Coefficient: 5 ppm/°C maximum, providing stable output across a wide temperature range.
- Low Supply Current: 45 μA maximum, making it suitable for power-sensitive applications.
- Sleep Mode: Reduces supply current to less than 15 μA when enabled.
- Low Dropout Voltage: Operates with supplies as low as 100 mV above the output voltage.
- High Output Current: Up to 30 mA, supporting a variety of load conditions.
- Low Noise: 25 μV p-p noise from 0.1 Hz to 10 Hz.
Applications
- Automotive Systems: Suitable for applications requiring high accuracy and stability over a wide temperature range.
- Industrial Control Systems: Ideal for precision voltage referencing in industrial automation and control systems.
- Medical Devices: Used in medical equipment where precise voltage referencing is critical.
- Consumer Electronics: Applies to various consumer electronic devices requiring stable and accurate voltage references.
Q & A
- What is the output voltage of the REF192ESZ-REEL7?
The output voltage is 2.5V with an initial accuracy of ±2 mV maximum.
- What is the temperature coefficient of the REF192ESZ-REEL7?
The temperature coefficient is 5 ppm/°C maximum.
- How much supply current does the REF192ESZ-REEL7 consume?
The supply current is 45 μA maximum.
- Does the REF192ESZ-REEL7 have a sleep mode?
Yes, it has a sleep mode that reduces the supply current to less than 15 μA.
- What is the maximum output current of the REF192ESZ-REEL7?
The maximum output current is 30 mA.
- What is the package type of the REF192ESZ-REEL7?
The package type is 8-SOIC (0.154", 3.90mm Width).
- What is the input voltage range for the REF192ESZ-REEL7?
The input voltage range is 3 V to 15 V.
- Is the REF192ESZ-REEL7 RoHS compliant?
Yes, it is RoHS compliant.
- What are some typical applications for the REF192ESZ-REEL7?
Typical applications include automotive systems, industrial control systems, medical devices, and consumer electronics.
- How does the REF192ESZ-REEL7 handle noise?
The device has a low noise specification of 25 μV p-p from 0.1 Hz to 10 Hz.
