Micro-size Low Cost 4-20mA Current Loop Isolation Conditioner IC

Unique high efficient signal loop power extraction technique, external power supply is not required.

● 2-wire 4-20mA signal input and output, 3000VDC isolation.

● Active 4-20mA signal acquisition voltage (5-32V) extra wide input range.

● Loop powered 4-20mA current loop output.

● Active signal input, passive output to control the active load in current loop.

● High linearity, non-linearity error < 0.2%.

● SIP7 Pin standard PCB installation, UL94V-0 flame-retardant package.

● Extra small size: 19.5X12.5X9.8mm, error grade: 0.1, 0.2

● Industrial operating temp. : -40 ~ +85 ℃.

Applications

● 2-wire passive load signal matching, conversion and controlling.

●Sensor 4-20mA signal acquisition, isolated conversion and transmission.

PLC, DCS signal input channels isolation and anti-channeling.

●Ground wire loop isolation and interference suppression.

● Steady signal transmitting and receiving between meters and sensors.

●Analog signal data isolated acquisition and long-distance transmission.

●Power monitoring, medical equipment control and isolated safety barrier.

● 4-20mA signal isolated transmission, realize the functions: 1-input 1-output, 2-input 2-output, 3-input 3-output.