Closed loop (magnetically) Hall current sensor

FSM025LPT Closed loop (magnetically) Hall current sensor

A Hall current sensor based on the closed-loop magnetic balance principle can measure DC, AC, pulse and various irregular currents. The output of the sensor can truly reflect the real waveform of the energized conductor.

Description

Advantages

Parameters

Selection

Download

电参数/Electrical characteristics


型号

Tpye

FSM020LPT

FSM025LPT


IPN

原边额定输入电流

Primary nominal input current

20

25

A

IP

原边电流测量范围

Measuring range of primary current

0~20

0~25

A

R

取样电阻

Sampling resistance

50±0.1%

25±0.1%

Ω

VOUT

副边额定输出电压

Nominal output voltage

2.5±2

2.5±2

V

KN

匝数比

Conversion ratio

1000

625


VC

电源电压

Supply voltage

+5(±5%)

V

Vd

绝缘电压

Insulation voltage

在原边与副边电路之间3KV有效值/50Hz/1分钟

3KV RMS /50Hz/1 min between primary and secondary side circuits


εL

线性度

Linearity

<0.1

%FS

VO

零点偏移电压

Zero offset voltage

IP=0 TA=25℃                2.5±0.5%

V

VOT

失调电压温漂

Thermal drift of V0

IP=0 TA=-25~+85℃             <±0.5

mV/℃

TR

响应时间

Response time

<1

us

di/dt

跟随精度

Following accuracy

>50

A/us

f

频带宽度(-3dB)

Frequency Bandwidth (-3dB)

DC~200

kHz

TA

工作环境温度

Ambient operating temperature

-40~+85

TS

贮存环境温度

Ambient storage temperature

-40~+125


标准

Standard

GI/FS0105


Dimensions of drawing(mm)

外观管脚尺寸公差Appearance pin size tolerance

总公差:±0.2mm/Total tolerance: ±0.2mm

固定管脚:0.8*0.9mm/Fixed pin: 0.8 x 0.9mm

功能管脚:3pcs 0.25*0.5mm/Functional pin :3pcs 0.25*0.5mm

初级孔径:直径8.5mm/Primary aperture: 8.5mm diameter


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