300nA NanoPower Voltage References

The ISL21080 analog voltage references feature low supply voltage operation at ultra-low 310nA typical, 1.5µA maximum 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

• 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