GENERAL DESCRIPTION

The AD22050 is a single-supply difference amplifier for amplifying and low-pass filtering small differential voltages (typically 100 mV FS at a gain of 40) from sources having a large commonmode voltage.

FEATURES

Gain of x20. Alterable from x1 to x160

Input CMR from Below Ground to 6x (VS – 1 V)

Output Span 20 mV to (VS – 0.2) V

1-, 2-, 3-Pole Low-Pass Filtering Available

Accurate Midscale Offset Capability

Differential Input Resistance 400 kΩ

Drives 1 kΩ Load to +4 V Using VS = +5 V

Supply Voltage: +3.0 V to +36 V

Transient Spike Protection and RFI Filters Included

Peak Input Voltage (40 ms): 60 V

Reversed Supply Protection: –34 V

Operating Temperature Range: –40°C to +125°C

APPLICATIONS

Current Sensing

Motor Control

Interface for Pressure Transducers, Position Indicators,

Strain Gages, and Other Low Level Signal Sources

AD22050N屬于集成電路（IC） > 傳感器和檢測器接口。亞德諾半導體技術(shù)有限公司制造生產(chǎn)的AD22050N傳感器和檢測器接口該系列產(chǎn)品可執(zhí)行信號調(diào)節(jié)、數(shù)據(jù)轉(zhuǎn)換、激勵生成和/或各種將傳感器或變送器機構(gòu)連接到主機設(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。