Texas Instruments XTR117 4-20mA Current Loop Transmitter Datasheet

The XTR117 is a precision current output converter designed to transmit analog 4-20mA signals over an industry-standard current loop. It provides accurate current scaling and output current limit functions.


Texas Instruments XTR117 4-20mA Current Loop Transmitter Datasheet - cover page
Brand
Texas Instruments
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
16
File format
PDF
File size
645 KB
Published
09 May, 2012
Updated
28 September, 2023
MD5 checksum
0D05A4501B3319322E4FFEF41E93F605

About this manual

The XTR117 is a precision current‑output converter that transmits analog 4‑20 mA signals over an industry‑standard current loop. It features a low quiescent current of 130 µA, a wide supply voltage range of 7.5 V to 40 V, and an on‑chip 5 V regulator that can power external circuitry. The device provides accurate current scaling, output‑current limiting, and a current‑return pin for monitoring external load.

Typical applications include two‑wire industrial process control, test systems, and smart sensor designs. The part is offered in MSOP‑8 and DFN‑8 packages with detailed ordering information and packaging guidelines for reliable PCB assembly.

What's inside

  • Features
  • Description
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Typical Characteristics
  • Applications Information
  • Minimum Output Current
  • Maximum Output Current
  • Reverse‑Voltage Protection
  • Over‑Voltage Surge Protection

Specifications

Quiescent Current130 µA
Supply Voltage Range7.5 V to 40 V
Linear Output Current Range0.20 mA to 25 mA
Over‑Scale Current Limit32 mA
Operating Temperature Range-40 °C to +125 °C

Frequently asked questions

What is the quiescent current of the XTR117?

The device has a low quiescent current of 130 µA.

What supply voltage range does the XTR117 support?

It operates with a supply voltage from 7.5 V up to 40 V.

How much output current can the XTR117 deliver?

It provides a linear output range of 0.20 mA to 25 mA and an absolute over‑scale limit of 32 mA.

What is the operating temperature range of the XTR117?

The device is specified for operation from –40 °C to +125 °C.

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