The ADR3412/3420/3425/3430/3433/3440/3450 are a series of low-cost, low-power, high-precision voltage references from Analog Devices. The devices feature ±0.1% initial accuracy, low operating current and low output noise in a small SOT23 package. They are suitable for use in precision data acquisition systems, high-resolution data converters, industrial instrumentation, medical devices, automotive control systems and battery-powered devices.
The ADR34xx series from Analog Devices provides low‑cost, low‑power voltage references with +0.1 % initial accuracy, low quiescent current and low output noise in a compact SOT‑23‑6 package. They are suitable for precision data acquisition, high‑resolution converters, industrial instrumentation, medical devices, automotive controls and battery‑powered applications.
The document includes detailed electrical characteristics for each model (ADR3412‑ADR3450), pin configuration, absolute maximum ratings, thermal resistance, typical performance curves and ordering information, plus recommended input and output capacitor guidelines for stable operation.
| Initial accuracy | +0.1 % |
|---|---|
| Temperature coefficient | 10 ppm/°C |
| Output current capacity | +10 mA source / –3 mA sink |
| Quiescent current | 70 µA max |
| Dropout voltage | 200 mV @ 2 mA |
| Package | SOT‑23‑6 |
The devices operate from –40 °C to +125 °C.
They are supplied in a 6‑lead SOT‑23 package.
The quiescent current is specified as 70 µA maximum.