Overview
The AD581SH/883B is a high-precision 10 V IC voltage reference produced by Analog Devices Inc. This monolithic, temperature-compensated device is designed using a band gap circuit, which offers several advantages over traditional Zener breakdown diode techniques. It provides a precise 10.00 V output from an unregulated input voltage ranging from 12 V to 30 V, with advanced laser wafer trimming to ensure high precision and low temperature coefficient. The device is packaged in a hermetically sealed 3-pin TO-5 metal can and is suitable for a wide range of applications requiring high accuracy and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 10.00 | V |
| Output Voltage Tolerance | ±15 mV (max) | mV |
| Temperature Coefficient | 5 ppm/°C (max) | ppm/°C |
| Input Voltage Range | 12 V to 30 V | V |
| Operating Temperature Range | -55°C to +125°C | °C |
| Supply Current | Typically 750 μA | μA |
| Output Current Capability | Up to 10 mA | mA |
| Package Type | Hermetically sealed 3-pin TO-5 metal can |
Key Features
- Laser Wafer Trimming: Ensures high precision by trimming both the initial error at +25°C and the temperature coefficient.
- Band Gap Circuit Design: Offers full accuracy and stability without the need for external components, similar to selected Zener reference diodes.
- Low Power Consumption: Total supply current, including the output buffer amplifier, is typically 750 μA.
- High Stability: Long-term stability equivalent to selected Zener reference diodes.
- Flexible Operation: Can be operated in a 2-pin Zener mode to provide a precision -10 V reference with just one external resistor.
- MIL-STD-883 Compliance: Available in versions compliant with MIL-STD-883 for military and aerospace applications.
Applications
- Digital-to-Analog Converters (DACs): Ideal for 8-, 10-, or 12-bit DACs requiring an external precision reference.
- Analog-to-Digital Converters (ADCs): Suitable for up to 14-bit accuracy in successive approximation or integrating designs.
- High Precision Systems: Used in systems requiring stable and accurate voltage references, such as in industrial, medical, and aerospace applications.
Q & A
- What is the output voltage of the AD581SH/883B?
The output voltage of the AD581SH/883B is 10.00 V.
- What is the temperature coefficient of the AD581SH/883B?
The temperature coefficient is 5 ppm/°C.
- What is the input voltage range for the AD581SH/883B?
The input voltage range is from 12 V to 30 V.
- What is the operating temperature range of the AD581SH/883B?
The operating temperature range is -55°C to +125°C.
- How much current does the AD581SH/883B typically consume?
The device typically consumes 750 μA.
- What is the maximum output current capability of the AD581SH/883B?
The device can supply up to 10 mA.
- In what type of package is the AD581SH/883B available?
The device is packaged in a hermetically sealed 3-pin TO-5 metal can.
- Is the AD581SH/883B compliant with any military standards?
Yes, it is compliant with MIL-STD-883.
- Can the AD581SH/883B be used in DACs and ADCs?
Yes, it is ideal for 8-, 10-, or 12-bit DACs and up to 14-bit ADCs.
- What are the advantages of the band gap circuit design in the AD581SH/883B?
The band gap circuit design offers full accuracy and stability without the need for external components and has long-term stability equivalent to selected Zener reference diodes.
