Overview
The ADR5044BKSZ-REEL7 is a precision micropower shunt voltage reference IC manufactured by Analog Devices Inc. This component is part of the ADR5040/ADR5041/ADR5043/ADR5044/ADR5045 family, designed for space-critical applications. It features a nominal output voltage of 4.096V and is housed in an ultrasmall 3-lead SC70 package. The device is known for its high precision, low temperature drift, and ease of use, making it suitable for a wide range of applications, including handheld and battery-powered devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Output Voltage | 4.096 | V |
| Initial Accuracy | ±0.1% | - |
| Temperature Coefficient | 75 ppm/°C (maximum) | - |
| Operating Temperature Range | -40°C to +125°C | - |
| Minimum Operating Current | 50 µA | - |
| Maximum Operating Current | 15 mA | - |
| Package Type | 3-Lead SC70 | - |
| Cathode Current | 60 µA | - |
Key Features
- Ultracompact SC70 and SOT-23 packages, making them ideal for space-critical applications.
- Low temperature coefficient of 75 ppm/°C (maximum), ensuring stable output voltage over a wide temperature range.
- High initial accuracy of ±0.1%, providing reliable voltage reference.
- No external capacitor required for stability, simplifying circuit design.
- Fast settling time and low operating current, suitable for handheld and battery-powered applications.
- Pin compatible with LM4040/LM4050, offering flexibility in design.
Applications
- Handheld and battery-powered devices due to low operating current and compact size.
- Automotive applications, with certain models qualified for such use.
- Adjustable voltage sources and programmable current sources, as demonstrated by the ability to stack multiple devices for higher output voltages.
- General-purpose voltage referencing in various electronic circuits where high precision and stability are required.
Q & A
- What is the nominal output voltage of the ADR5044BKSZ-REEL7?
The nominal output voltage is 4.096V.
- What is the temperature range for the ADR5044BKSZ-REEL7?
The operating temperature range is -40°C to +125°C.
- Does the ADR5044BKSZ-REEL7 require an external capacitor for stability?
No, it does not require an external capacitor for stability.
- What is the maximum operating current of the ADR5044BKSZ-REEL7?
The maximum operating current is 15 mA.
- What package type is the ADR5044BKSZ-REEL7 available in?
The ADR5044BKSZ-REEL7 is available in a 3-lead SC70 package.
- Is the ADR5044BKSZ-REEL7 suitable for automotive applications?
Yes, certain models of the ADR5044 series are qualified for automotive applications.
- Can multiple ADR5044 devices be stacked for higher output voltages?
Yes, multiple devices can be stacked to achieve higher output voltages.
- What is the initial accuracy of the ADR5044BKSZ-REEL7?
The initial accuracy is ±0.1%.
- What is the temperature coefficient of the ADR5044BKSZ-REEL7?
The temperature coefficient is 75 ppm/°C (maximum).
- Is the ADR5044BKSZ-REEL7 pin compatible with other voltage references?
Yes, it is pin compatible with LM4040/LM4050.
