LTJ 系列磁性识别传感器

STK-HD/SG

STK-HD/SG电流传感器是基于开环原理和TMR技术。在隔离条件下,电流传感器可以测量直流、交流、脉冲和任何类型的不规则波。

  • 产品特征
  • 典型应用
产品特征
  • 交流变速驱动器

    直流发电机

    PV串电流检测

    MPPT

    开关型电源(SMPS)

  • 极限参数
  • 电气参数(Ta=25℃)
  • 物理参数
  • Parameter

    Symbol

    Unit

    Min

    Typ

    Max

    Comment

    Primary nominal current rms

    I_pn

    A

     

    15

     

     

    Supply voltage

    Vcc

    V

    4.75

    5

    5.25

     

    Current consumption

    Icc

    mA

     

    5

    10

     

    Reference voltage

    Vref

    V

    0.47

    0.5

    0.53

    Output function

    Quiescent voltage

    Vout @ 0 A

    Voff

    V

    0.47

    0.5

    0.53

     

    Electrical offset voltage

    (Vout – Vref) @ 0 A

    Voe

    mV

    -8

     

    8

     

    Rated output voltage

    ((Vout – Vref)@I_pn) – Voe

    V_FS

    V

     

    3.75

     

     

    Internal output resistance

    R_out

    Ω

     

    1

     

     

    Internal reference resistance

    R_ref

    Ω

     

    1

     

     

    Theoretical gain

    G

    mV/A

     

    250

     

     

    Rated linearity error

    Non-L

    %I_pn

     

    0.5

     

    Within ±I_pn

    Step response time

    t_res

    µs

     

    0.4

     

    @ 90% of I_pn

    Frequency bandwidth (-3dB)

    BW

    kHz

     

    600

     

    No RC circuit

    Output voltage noise

    DC ~ 10 kHz

    DC ~ 100 kHz

    Vnoise

    mVpp

     

    1

    4

     

    @250kHz

    Sampling Rate

    Accuracy @ 25

    X

    % of I_pn

    -0.8

     

    0.8

    @ 25

    Accuracy @ -40~105

    X_TRange

    % of I_pn

    -1.5

     

    1.5

    -40 ~ 105

  • Parameter

    Symbol

    Unit

    Min

    Typ

    Max

    Comment

    Primary nominal current rms

    I_pn

    A

     

    15

     

     

    Supply voltage

    Vcc

    V

    4.75

    5

    5.25

     

    Current consumption

    Icc

    mA

     

    5

    10

     

    Reference voltage

    Vref

    V

    0.47

    0.5

    0.53

    Output function

    Quiescent voltage

    Vout @ 0 A

    Voff

    V

    0.47

    0.5

    0.53

     

    Electrical offset voltage

    (Vout – Vref) @ 0 A

    Voe

    mV

    -8

     

    8

     

    Rated output voltage

    ((Vout – Vref)@I_pn) – Voe

    V_FS

    V

     

    3.75

     

     

    Internal output resistance

    R_out

    Ω

     

    1

     

     

    Internal reference resistance

    R_ref

    Ω

     

    1

     

     

    Theoretical gain

    G

    mV/A

     

    250

     

     

    Rated linearity error

    Non-L

    %I_pn

     

    0.5

     

    Within ±I_pn

    Step response time

    t_res

    µs

     

    0.4

     

    @ 90% of I_pn

    Frequency bandwidth (-3dB)

    BW

    kHz

     

    600

     

    No RC circuit

    Output voltage noise

    DC ~ 10 kHz

    DC ~ 100 kHz

    Vnoise

    mVpp

     

    1

    4

     

    @250kHz

    Sampling Rate

    Accuracy @ 25

    X

    % of I_pn

    -0.8

     

    0.8

    @ 25

    Accuracy @ -40~105

    X_TRange

    % of I_pn

    -1.5

     

    1.5

    -40 ~ 105

  • Parameter

    Symbol

    Unit

    Min

    Typ

    Max

    Comment

    Primary nominal current rms

    I_pn

    A

     

    15

     

     

    Supply voltage

    Vcc

    V

    4.75

    5

    5.25

     

    Current consumption

    Icc

    mA

     

    5

    10

     

    Reference voltage

    Vref

    V

    0.47

    0.5

    0.53

    Output function

    Quiescent voltage

    Vout @ 0 A

    Voff

    V

    0.47

    0.5

    0.53

     

    Electrical offset voltage

    (Vout – Vref) @ 0 A

    Voe

    mV

    -8

     

    8

     

    Rated output voltage

    ((Vout – Vref)@I_pn) – Voe

    V_FS

    V

     

    3.75

     

     

    Internal output resistance

    R_out

    Ω

     

    1

     

     

    Internal reference resistance

    R_ref

    Ω

     

    1

     

     

    Theoretical gain

    G

    mV/A

     

    250

     

     

    Rated linearity error

    Non-L

    %I_pn

     

    0.5

     

    Within ±I_pn

    Step response time

    t_res

    µs

     

    0.4

     

    @ 90% of I_pn

    Frequency bandwidth (-3dB)

    BW

    kHz

     

    600

     

    No RC circuit

    Output voltage noise

    DC ~ 10 kHz

    DC ~ 100 kHz

    Vnoise

    mVpp

     

    1

    4

     

    @250kHz

    Sampling Rate

    Accuracy @ 25

    X

    % of I_pn

    -0.8

     

    0.8

    @ 25

    Accuracy @ -40~105

    X_TRange

    % of I_pn

    -1.5

     

    1.5

    -40 ~ 105

  • 机械尺寸图(mm)