Sensor Mod.

CHB-25NP Closed-loop Hall current sensor 

Description

The SENSOR Module CHB-25NP is a closed loop Hall current sensor to measure 5A…25A DC, AC or pulsed currents with a galvanic isolation between the primary and secondary circuits.

Closed-loop Hall Current Sensor: 

Type

Nominal current

Output current

Accuracy

Supply voltage

Aperture

I_N（A）

I_M（mA）

X（%）

Vc（V）

mm

5

25

±0.8%

±15

PCB

6

24

±0.8%

±15

PCB

CHB-25NP

8

24

±0.8%

±15

PCB

12

24

±0.8%

±15

PCB

25

25

±0.8%

±15

PCB

Specifications: 

Principle

Closed loop Hall effect principle

Input current

5…25A（DC、AC、Pulsed current）

Output current

24mA/25mA

Turns ratio

1~5:1000

Frequency

DC~100KHz

Accuracy

±.0.8%

Response time

<1μS

Linearity

<0.1%

Supply voltage

±15V（±5%）

Consumption

10mA+I_M（Output current）

Isolation voltage

Between primary and secondary circuit: 2.5KV RMS/50Hz/1min.

Operating temp.

0…+70℃

Applications

The sensors are used in the industry field of power supplies, welding machines, converters,

industry auto-control, motor drives, electronic power system, railways, rectifiers systems etc.

Dimensions(mm) & Connection: 

Typical Applications: