Key facts
- Brand
- Analog Devices
- Model
- ADR390
- Industry
- Industrial
- Documents
- 4
- Languages
- EN
- Last added
- 2012-08-03
Start here
ANALOG DEVICES ADR390: Micropower Low Noise Precision Voltage References with Shutdown Data Sheet (Rev G 2008-10-08-)
This datasheet describes the ADR390/ADR391/ADR392/ADR395 family of precision bandgap voltage references available in compact 5-lead TSOT packages. These devices feature low temperature coefficients, ultralow output noise, and low dropout voltage, making them suitable for battery-powered instrumentation, portable medical devices, and data acquisition systems. The family includes models with output voltages of 2.048 V, 2.5 V, 4.096 V, and 5.0 V.
Read onlineAnalog Devices ADR390 specifications
| Output Voltage (ADR390) | 2.048 V |
|---|---|
| Output Voltage (ADR391) | 2.5 V |
| Output Voltage (ADR392) | 4.096 V |
| Output Voltage (ADR395) | 5.0 V |
| Temperature Coefficient (B grade) | 9 ppm/°C |
| Temperature Coefficient (A grade) | 25 ppm/°C |
| Initial Accuracy (B grade) | ±4 mV maximum |
| Initial Accuracy (A grade) | ±6 mV maximum |
| Output Noise | 5 μV p-p |
| Dropout Voltage | 300 mV |
| Shutdown Supply Current | 3 μA maximum |
| Operating Supply Current | 120 μA maximum |
| Operating Temperature Range | −40°C to +125°C |
| Output Current | 5 mA |
All Analog Devices ADR390 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
- ANALOG DEVICES ADR390: Micropower Low Noise Precision Voltage References with Shutdown Data Sheet (Rev G 2008-10-08-) 20 p
- Analog Devices ADR390/ADR391/ADR392/ADR395 Voltage Reference Datasheet 20 p
- ANALOG DEVICES ADR390/ADR391/ADR392/ADR395 Micropower handbook
- Analog Devices ADR390/ADR391/ADR392/ADR395 Handbook 20 p
Questions answered in these manuals
Do these voltage references require external capacitors?
No, the advanced design eliminates the need for external capacitors.
What is the maximum shutdown supply current?
The maximum shutdown supply current is 3 μA.
Do these voltage references require external capacitors?
No, their advanced design eliminates the need for external capacitors.
From: Analog Devices ADR390/ADR391/ADR392/ADR395 Voltage Reference Datasheet
What is the minimum supply voltage required?
The devices provide a stable output from a minimum supply of 300 mV above the output.
From: Analog Devices ADR390/ADR391/ADR392/ADR395 Voltage Reference Datasheet
What supply‑voltage headroom is required for the ADR39x references?
A minimum of 300 mV above the output voltage is required.
How much quiescent current does the device draw with no load?
The device draws 120 µA of quiescent current with no load.