ADR520/ADR525/ADR530/ADR540/ADR550 is a series of ultra-compact precise voltage references with six output voltages of 2.048V, 2.5V, 3.0V, 3.3V, 4.0V and 5.0V, maximum temperature coefficient of 40ppm/°C, initial accuracy of ±0.2%. It is suitable for portable, battery-powered equipment, automotive, power supplies, data acquisition systems, instrumentation and process control, energy measurement and other applications.