GENERAL DESCRIPTION

The AD1580 is a low cost, two-terminal (shunt), precision bandgap reference. It provides an accurate 1.225 V output for input currents between 50 µA and 10 mA.

FEATURES

Wide Operating Range: 50 μA–10 mA

Initial Accuracy: ±0.1 max

Temperature Drift: ±50 ppm/°C max

Output Impedance: 0.5 Ω max

Wideband Noise (10 Hz–10 kHz): 20 μV rms

Operating Temperature Range: –40°C to +85°C

High ESD Rating

4 kV Human Body Model

400 V Machine Model

Compact, Surface-Mount, SOT-23 Package

TARGET APPLICATIONS

1. Portable, Battery-Powered Equipment:

Cellular Phones, Notebook Computers, PDAs, GPS and

DMM.

2. Computer Workstations

Suitable for use with a wide range of video RAMDACs.

3. Smart Industrial Transmitters

4. PCMCIA Cards.

5. Automotive.

6. 3 V/5 V 8–12-Bit Data Converters.