Overview
The AD580SH is a high-precision, 3-terminal voltage reference IC manufactured by Analog Devices Inc. This component is designed to provide a stable 2.5 V output voltage and is known for its temperature-compensated, bandgap voltage reference architecture. The AD580SH operates within a wide input voltage range of 4.5 V to 30 V, making it versatile for various applications. It is particularly suited for systems requiring a stable reference voltage, such as digital panel meters and D/A converters.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AD580SH |
| Manufacturer | Analog Devices Inc. |
| Package | TO-206AC, TO-52-3 Metal Can |
| Number of Pins | 3 |
| Min Input Voltage | 4.5 V |
| Max Input Voltage | 30 V |
| Output Voltage | 2.5 V |
| Output Voltage Tolerance | ±1% |
| Quiescent Current | 1.5 mA (max) |
| Operating Temperature Range | -55°C to +125°C |
| Storage Temperature Range | -65°C to +175°C |
Key Features
- High precision with an initial tolerance of ±0.4% and temperature stability better than 10 ppm/°C.
- Laser-trimming of thin film resistors minimizes output error.
- Three-terminal voltage in/voltage out operation provides regulated output voltage without external components.
- Low quiescent current drain of 1.5 mA maximum.
- Long-term stability better than 250 μV.
- Noise as low as 8 µV p-p (0.1 Hz to 10 Hz).
Applications
The AD580SH is recommended for various applications, including:
- Digital panel meters.
- 8-, 10-, and 12-bit D/A converters that require an external reference voltage.
- Systems with single logic power supplies, particularly those using 5 V logic supplies.
- Any application requiring a stable and precise voltage reference over a wide temperature range.
Q & A
- What is the output voltage of the AD580SH?
The AD580SH provides a fixed 2.5 V output voltage. - What is the input voltage range for the AD580SH?
The input voltage range is from 4.5 V to 30 V. - What is the operating temperature range of the AD580SH?
The operating temperature range is -55°C to +125°C. - What is the quiescent current of the AD580SH?
The quiescent current is 1.5 mA maximum. - What is the output voltage tolerance of the AD580SH?
The output voltage tolerance is ±1%. - What type of package does the AD580SH come in?
The AD580SH comes in TO-206AC and TO-52-3 Metal Can packages. - Is the AD580SH suitable for high-precision applications?
Yes, the AD580SH is known for its high precision with an initial tolerance of ±0.4% and temperature stability better than 10 ppm/°C. - What are some common applications of the AD580SH?
Common applications include digital panel meters, D/A converters, and systems with single logic power supplies. - Does the AD580SH require external components for operation?
No, the AD580SH provides regulated output voltage without any external components. - What is the long-term stability of the AD580SH?
The long-term stability is better than 250 μV.
