Welcome to Weijie Semiconductor

LEM

- LEM (Liaisons Electroniques et Mecaniques) is an international group and the world leader in current and voltage sensing. LEM manufactures Hall effect, cost effective, isolated current and voltage transducers used in a wide range of power electronics applications such as: Uninterruptible Power Supplies, Switch-Mode Power Supplies, converters, motor drives, battery monitoring, for the industrial, automotive and railroad markets.

The current and voltage transducers measure DC, AC and complex waveform signals and provide galvanic isolation. They are all designed and manufactured according to the most demanding standards, in world class manufacturing facilities in America, Europe and Japan.

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Part Number
Manufacturer
Description
Unit Price
In Stock

LF 1010-S LF 1010-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 1000A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : 0.2mA/A
Frequency : 200kHz
Linearity : ±0.15%
Accuracy : ±0.2%
Voltage - Supply : 14.25 V ~ 25.2 V
Response Time : 0.5µs
Current - Supply (Max) : 49mA (Typ)
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Panel Mount
Package / Case : Module, Single Pass Through
0
64 in stock

LF 2005-S LF 2005-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 2000A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : -
Frequency : DC ~ 100kHz
Linearity : ±0.1%
Accuracy : ±0.3%
Voltage - Supply : ±15 V ~ 24 V
Response Time : 1µs
Current - Supply (Max) : 433mA
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Chassis Mount
Package / Case : Module
0
21 in stock

LF 2010-S LF 2010-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 2000A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : 0.2mA/A
Frequency : 150kHz
Linearity : ±0.1%
Accuracy : ±0.2%
Voltage - Supply : 14.25 V ~ 25.2 V
Response Time : 0.5µs
Current - Supply (Max) : 48mA
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Panel Mount
Package / Case : Module, Single Pass Through
0
16 in stock

LF 210-S LF 210-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 200A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : 0.5mA/A
Frequency : 100kHz
Linearity : ±0.05%
Accuracy : ±0.2%
Voltage - Supply : 11.4 V ~ 15.75 V
Response Time : 0.5µs
Current - Supply (Max) : 35mA
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Panel Mount
Package / Case : Module, Single Pass Through
0
320 in stock

LF 310-S LF 310-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 300A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : 0.5mA/A
Frequency : 100kHz
Linearity : ±0.05%
Accuracy : ±0.2%
Voltage - Supply : 11.4 V ~ 21 V
Response Time : 0.5µs
Current - Supply (Max) : 38mA
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Panel Mount
Package / Case : Module, Single Pass Through
0
101 in stock

LF 505-S LF 505-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Tray
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 500A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : -
Frequency : DC ~ 100kHz
Linearity : ±0.1%
Accuracy : ±0.6%
Voltage - Supply : ±15 V ~ 24 V
Response Time : 1µs
Current - Supply (Max) : 124mA
Operating Temperature : -40°C ~ 70°C
Polarization : Bidirectional
Mounting Type : Chassis Mount
Package / Case : Module
0
51 in stock

LF 510-S LF 510-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : Bulk
Series : LF
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 500A
Number of Channels : 1
Output : Ratiometric, Current
Sensitivity : 0.2mA/A
Frequency : 200kHz
Linearity : ±0.1%
Accuracy : 0.5%
Voltage - Supply : 14.25 V ~ 25.2 V
Response Time : 0.5µs
Current - Supply (Max) : 48mA
Operating Temperature : -40°C ~ 85°C
Polarization : Bidirectional
Mounting Type : Panel Mount
Package / Case : Module, Single Pass Through
0
154 in stock

LF205-S LF205-S

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : -
Series : -
Part Status : Active
For Measuring : -
Sensor Type : -
Current - Sensing : -
Number of Channels : -
Output : -
Sensitivity : -
Frequency : -
Linearity : -
Accuracy : -
Voltage - Supply : -
Response Time : -
Current - Supply (Max) : -
Operating Temperature : -
Polarization : -
Mounting Type : -
Package / Case : -
0
100 in stock

LKSR 15-NP LKSR 15-NP

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : -
Series : LKSR
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 15A
Number of Channels : 1
Output : Ratiometric, Voltage
Sensitivity : 41.67mV/A
Frequency : 300kHz
Linearity : ±0.1%
Accuracy : ±1.25%
Voltage - Supply : 4.75 V ~ 5.25 V
Response Time : 400ns
Current - Supply (Max) : 27.5mA
Operating Temperature : -40°C ~ 105°C (TA)
Polarization : Bidirectional
Mounting Type : Through Hole
Package / Case : Module
0
200 in stock

LKSR 15-NP KIT LKSR 15-NP KIT

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : -
Series : LKSR
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 15A
Number of Channels : 1
Output : Ratiometric, Voltage
Sensitivity : 41.67mV/A
Frequency : 300kHz
Linearity : ±0.1%
Accuracy : ±1.25%
Voltage - Supply : 4.75 V ~ 5.25 V
Response Time : 400ns
Current - Supply (Max) : 27.5mA
Operating Temperature : -40°C ~ 105°C (TA)
Polarization : Bidirectional
Mounting Type : Through Hole
Package / Case : Module
0
6 in stock

LKSR 25-NP LKSR 25-NP

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : -
Series : LKSR
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 25A
Number of Channels : 1
Output : Ratiometric, Voltage
Sensitivity : 25mV/A
Frequency : 300kHz
Linearity : ±0.1%
Accuracy : ±1.25%
Voltage - Supply : 4.75 V ~ 5.25 V
Response Time : 400ns
Current - Supply (Max) : 32.5mA
Operating Temperature : -40°C ~ 105°C (TA)
Polarization : Bidirectional
Mounting Type : Through Hole
Package / Case : Module
0
200 in stock

LKSR 25-NP KIT LKSR 25-NP KIT

LEM USA, Inc.
Manufacturer : LEM USA Inc.
Packaging : -
Series : LKSR
Part Status : Active
For Measuring : AC/DC
Sensor Type : Hall Effect, Closed Loop
Current - Sensing : 25A
Number of Channels : 1
Output : Ratiometric, Voltage
Sensitivity : 25mV/A
Frequency : 300kHz
Linearity : ±0.1%
Accuracy : ±1.25%
Voltage - Supply : 4.75 V ~ 5.25 V
Response Time : 400ns
Current - Supply (Max) : 32.5mA
Operating Temperature : -40°C ~ 105°C (TA)
Polarization : Bidirectional
Mounting Type : Through Hole
Package / Case : Module
0
6 in stock