Key facts
- Brand
- Analog Devices
- Model
- ADR439
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-03
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ANALOG DEVICES ADR430/ADR431/ADR433/ADR434/ADR435/ADR439: Ultralow Noise XFET Voltage References with Current Sink Source Capability Data Sheet (Rev J 2011-07-21-)
This document describes the ADR430/ADR431/ADR433/ADR434/ADR435/ADR439 series ultralow noise XFET voltage reference circuits with current sink and source capability. They feature low noise, low temperature coefficient, wide operating range, and high output current. They are suitable for precision data acquisition systems, high resolution data converters, medical instruments, industrial process control systems, optical control circuits, and precision instruments.
Read onlineAnalog Devices ADR439 specifications
| Low noise (0.1 Hz‑10 Hz) | 3.5 µV p‑p |
|---|---|
| Source current | +30 mA |
| Sink current | ‑20 mA |
| Operating temperature range | ‑40 °C to +125 °C |
| Supply voltage range (ADR430) | 4.1 V to 18 V |
| Supply voltage range (ADR435) | 7.0 V to 18 V |
| Typical output voltage (ADR430 A‑grade) | 2.045 V‑2.051 V (typ 2.048 V) |
| Temperature coefficient (B‑grade) | 3 ppm/°C |
Source: Analog Devices ADR430/ADR431/ADR433/ADR434/ADR435/ADR439 Datasheet
All Analog Devices ADR439 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the noise performance of the ADR43x series?
The devices exhibit low noise of 3.5 µV p‑p measured from 0.1 Hz to 10 Hz.
From: Analog Devices ADR430/ADR431/ADR433/ADR434/ADR435/ADR439 Datasheet
What supply voltage range does the ADR435 support?
The ADR435 operates with a supply voltage from 7.0 V up to 18 V.
From: Analog Devices ADR430/ADR431/ADR433/ADR434/ADR435/ADR439 Datasheet