300nA NanoPower Voltage References

The ISL21080 analog voltage references feature low supply voltage operation at ultra-low 310nA typ, 1.5µA max operating current. Additionally, the ISL21080 family features guaranteed initial accuracy as low as ±0.2% and 50ppm/°C temperature coefficient.

Features

• Reference Output Voltage . . . . . 0.900V, 1.024V, 1.250V, 1.500V, 2.048V, 2.500V, 3.000V, 3.300V, 4.096V, 5.000V

• Initial Accuracy:

- ISL21080-09 and -10 . . . . . . . . . . . . . . . . . . ±0.7%

- ISL21080-12 . . . . . . . . . . . . . . . . . . . . . . . . ±0.6%

- ISL21080-15. . . . . . . . . . . . . . . . . . . . . . . . . ±0.5%

- ISL21080-20 and -25 . . . . . . . . . . . . . . . . . . ±0.3%

- ISL21080-30, -33, -41, and -50 . . . . . . . .±0.2%

• Input Voltage Range:

- ISL21080-09. . . . . . . . . . . . . . . . . . . . . 2.0V to 5.5V

- ISL21080-10, -12, -15, -20 and -25. . . . .2.7V to 5.5V

- ISL21080-30. . . . . . . . . . . . . . . . . . . . . 3.2V to 5.5V

- ISL21080-33. . . . . . . . . . . . . . . . . . . . . 3.5V to 5.5V

- ISL21080-41. . . . . . . . . . . . . . . . . . . . . 4.5V to 8.0V

- ISL21080-50. . . . . . . . . . . . . . . . . . 5.5V to 8.0V

• Output Voltage Noise . . . . 30µVP-P (0.1Hz to 10Hz)

• Supply Current. . . . . . . . . . . . . . . . . . 1.5µA (Max)

• Tempco . . . . . . . . . . . . . . . . . . . . . . . . 50ppm/°C

• Output Current Capability . . . . . . . . . . . . . . ±7mA

• Operating Temperature Range . . . . -40°C to +85°C

• Package . . . . . . . . . . . . . . . . . . . . . . 3 Ld SOT-23

• Pb-Free (RoHS compliant)

Applications*(see page 20)

• Energy Harvesting Applications

• Wireless Sensor Network Applications

• Low Power Voltage Sources for Controllers, FPGA, ASICs or Logic Devices

• Battery Management/Monitoring

• Low Power Standby Voltages

• Portable Instrumentation

• Consumer/Medical Electronics

• Wearable Electronics

• Lower Cost Industrial and Instrumentation

• Power Regulation Circuits

• Control Loops and Compensation Networks

• LED/Diode Supply