AD694BQ AD694BQ is a monolithic 4-20mA current transmitter from Analog Devices. It accepts 0V to 2V or 0V to 10V input and provides a 4-20mA output.
Mfr Part #:

AD694BQ

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
AD694BQ is a monolithic 4-20mA current transmitter from Analog Devices. It accepts 0V to 2V or 0V to 10V input and provides a 4-20mA output.
✓ Total Stock: 1,000 pcs

AD694BQ Available from 1 distributor

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AD694BQ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Input Type
Lead Spacing
Mounting Type
Number of Channels
Number of Pins
Operating Temperature
Output Type
Supplier Device Package
Type

AD694BQ Description

Short technical summary and product information.

The AD694BQ is a monolithic current transmitter from Analog Devices designed for 4-20 mA current loop control in process automation. It accepts high-level signal inputs with precalibrated ranges of 0 V to 2 V and 0 V to 10 V, selectable via pin strapping. The output can be configured for 4-20 mA or 0-20 mA operation. Key electrical specifications include a wide supply voltage range of 4.5 V to 36 V, typical nonlinearity of 0.002%, and an input buffer amplifier for signal conditioning. The device features an open-loop alarm for fault detection and supports single or dual supply operation. Housed in a 16-pin CDIP (CERDIP) through-hole package, it operates over -40°C to +85°C. Typical applications include valve actuators, PLC input modules, and remote sensor interfaces in industrial environments.

AD694BQ Quick Information

Product Type: Current Transmitter
Series: AD694
Canonical Name: AD694BQ 4-20 mA Current Transmitter
Subcategory: Sensor and Detector Interfaces

AD694BQ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AD694BQ Features

  • 4-20mA or 0-20mA programmable output.
  • Precalibrated 0-2V and 0-10V input ranges.
  • Wide supply range 4.5V to 36V.
  • 0.002% typical nonlinearity.
  • Open-loop alarm for fault detection.

AD694BQ Applications

  • Used in process control valve actuators.
  • Ideal for industrial 4-20mA current loops.
  • Suitable for PLC and DCS input modules.
  • Applicable in remote sensor signal transmission.

AD694BQ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AD694BQ?

4.5V to 36V.

What package does the AD694BQ come in?

16-CDIP (0.300", 7.62mm) with through-hole mounting.

What is the operating temperature range?

-40°C to 85°C.

Is the AD694BQ RoHS compliant?

RoHS3 Compliant, but unverified.

What input voltage ranges are supported?

0-2V and 0-10V precalibrated ranges.

What is the output current range?

4-20 mA (programmable 0-20 mA).

What is the typical nonlinearity of the AD694BQ?

0.002%.

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