The XTR115 XTR116 4-20mA current loop transmitters feature low quiescent current, 5V regulator, sensor excitation VREF, low span error, low nonlinearity error, wide loop supply range, SO-8 package
The XTR115 and XTR116 are precision 4‑20 mA current‑loop transmitters with on‑chip 5 V regulators and reference voltages of 2.5 V (XTR115) and 4.096 V (XTR116). They provide low quiescent current, low span error, and wide loop supply range for industrial process control and smart sensor applications.
The document includes features, specifications, pin configuration, mechanical data, and application notes such as reverse‑voltage protection, surge protection, and RF interference mitigation.
| Output Current Linear Range | 0.25 mA – 25 mA |
|---|---|
| Quiescent Current | 200 µA typical |
| Reference Voltage (XTR115) | 2.5 V |
| Reference Voltage (XTR116) | 4.096 V |
| Loop Supply Voltage Range | 7.5 V – 36 V |
| Span Error (typical) | 0.05 % |
| Nonlinearity Error (typical) | 0.003 % |
| Operating Temperature Range | -40 °C to +85 °C |
The quiescent current is 200 µA typical.
The XTR116 provides a 4.096 V reference voltage.
They operate with a loop supply voltage from 7.5 V to 36 V.
The typical span error is 0.05 %.