1B21AN集成電路（IC）的傳感器檢測(cè)器接口規(guī)格書PDF中文資料

1B21AN屬于集成電路（IC）的傳感器檢測(cè)器接口。由亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的1B21AN傳感器和檢測(cè)器接口該系列產(chǎn)品可執(zhí)行信號(hào)調(diào)節(jié)、數(shù)據(jù)轉(zhuǎn)換、激勵(lì)生成和/或各種將傳感器或變送器機(jī)構(gòu)連接到主機(jī)設(shè)備所需的其他功能。示例包括用于 CCD 圖像傳感器的控制器、用于 4-20 mA 接口和類似應(yīng)用的電流變送器、超聲變送器前端、惠斯通電橋接口等。

GENERAL DESCRIPTION

The 1B21 is an isolated voltage-to-current converter that incorporates a unique circuit design utilizing transformer-based isolation and automated surface-mount manufacturing technology. It provides an unbeatable combination of versatility and performance in a compact plastic package. Designed for industrial applications, it is especially suited for harsh environments with extremely high common-mode interference.

FEATURES

Wide input range: 0 V to 1 V up to 0 V to 10 V

High CMV isolation: 1500 V rms

Programmable output ranges: 4mA to 20mA

0 to 20 mA

Load resistance range: 0 to 1.35 kΩ maximum

High accuracy

Low offset tempco: ±300 nA/°C

Low gain tempco: ±50 ppm/°C

Low nonlinearity: ±0.02

High CMR: 90 dB minimum

Small package: 0.7” × 2.1” × 0.35”

Meets IEEE Standard 472: transient protection (SWC)

APPLICATIONS

Multichannel process control

DAC—current loop interface

Analog transmitters and controllers

Remote data acquisition systems