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QBC-LTB

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               QBC500LTB Hall-effect Current Sensor Series

QBC500LTB series is a new generation of current sensor based on the principle of Hall-effect. It can be used for detecting DC、 pulse and various irregular waveform current under electrical isolation between output and input.

Electrical characteristics

 

Type

QBC300LTA

QBC500LTB

 

IPN

Primary nominal input current

300

500

A

IP

Measuring primary current range                         

600

1000

A

ISN

Nominal output current

100±0.5%

100±0.5%

mA

KN

Turns ratio

1:3000

1:5000

 

RM

Measurement resistance  (VC=±15V/ IPN)

110max)

100(max)

Ω

 

(VC=±18V/ IPN)

130(max)

120(max)

Ω

VC

Supply voltage

±15~±24(±5%)

V

IC

Current loss

VC=±15V                20+Is

mA

Vd

Insulation voltage

5KV AC/50Hz/1min

 

Dynamic characteristics

εL  

Linearity

≤0.2

%FS

I0

Offset current

TA =25℃  VC =±15V         ±0.2

mA

IOM

Residual current                                  

IP→0                       ±0.1

mA

IOT

Offset current temperature drift                                 

IP=0  TA=–10~ +70℃    ±0.20~±0.64

mA/℃

TR

Response time

≤1

μs

f

Band width(-3dB)

DC~100

KHz

Generic characteristics

TA

Operation temperature                 

-40~ +85

TS

Storage temperature                 

–25~ +125

RS

Secondary internal resistance TA =25℃

            31

           45

Ω

 

Standard

 

 

◆ alternating current variable-speed generator tracking

◆ welding equipment source

◆ DC generator static electricity commutation

◆ communication source 、battery source

◆ UPS, switching power supplies

 

Advantages                                Typical applications

◆  excellent precision ,good linearity

◆  better anti-jamming capability     

◆      low temperature drift, quick response time

◆      broad frequency band width

◆      good over-current capability

 package outlinemm  

                   

Nanjing Qiangneng Sensor Technology Co.,Ltd     http://www.china-cgq.cn      E-mail:cgq@china-cgq.cn     TEL:0086-25-52619808

 

 
Address:南京市大明路135-3号
Phone:025-52619808   52619628   Fax:025-52619628
E-mail:hallsensor@hotmail.com、cgq@china-cgq.cn   Website:www.chinasensors.net   www:china-cgq.cn