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LF 505-S/SP35 is listed in the Current Sensors range at ChipApex. The manufacturer field lists LEM USA Inc.. Its product description is SENSOR CURRENT HALL. Review the specifications below when checking this part for your BOM.
Current Sensors specifications for LF 505-S/SP35
- Description：SENSOR CURRENT HALL
- Series：LF
- Mfr：LEM USA Inc.
- Package：Bulk
- For Measuring：AC/DC
- Sensor Type：Closed Loop
- Current - Sensing：500A
- Number of Channels：1
- Output：-
- Sensitivity：-
- Frequency：DC ~ 100kHz
- Linearity：±0.1%
- Accuracy：±0.6%
- Voltage - Supply：±15V ~ 24V
- Response Time：1µs
- Current - Supply (Max)：24mA
- Operating Temperature：-40°C ~ 70°C
- Grade：-
- Qualification：-
- Polarization：Bidirectional
- Mounting Type：Chassis Mount
- Package / Case：Module, Single Pass Through
- Supplier Device Package：-
Current Sensors datasheet and documents for LF 505-S/SP35
Current Sensors Overview
The LF 505-S/SP35 is a closed-loop Hall effect current sensor designed for the electronic measurement of AC, DC, and pulsed currents up to 500A. It features a single channel with bidirectional capability and galvanic isolation between the primary high-current circuit and secondary control circuits. The device operates within a frequency range of DC to 100kHz, offering a linearity of ±0.1% and an accuracy of ±0.6%. It requires a supply voltage of ±15V to 24V and exhibits a response time of 1µs. The unit supports chassis or panel mounting and functions reliably in temperatures from -40°C to 70°C.
Current Sensors Feature Summary
- Closed-loop Hall effect technology ensures high precision and fast dynamic response for accurate current monitoring.
- Galvanic isolation provides electrical safety and noise immunity between primary and secondary circuits.
- Bidirectional design allows for precise measurement of both positive and negative current flows.
Current Sensors Applications
- Industrial motor drive systems requiring real-time current feedback
- Power supply units needing overcurrent protection and regulation
- Welding equipment utilizing pulsed current measurements
Current Sensors Procurement Notes
Verify the specific suffix SP35 against official LEM documentation to confirm mechanical interface compatibility. Confirm lifecycle status as components may be marked not recommended for new designs. Ensure supply voltage requirements align with system capabilities before integration.
Current Sensors Selection Notes
Select this model when high bandwidth up to 100kHz is required alongside strict linearity specifications. Consider the module package type for available mounting space. Evaluate thermal management needs given the operational temperature range limits.
Current Sensors Part Context
This component belongs to the LF series of current transducers manufactured by LEM USA Inc. It utilizes advanced magnetic field sensing techniques to deliver reliable performance in demanding industrial environments where signal integrity and isolation are critical.
Current Sensors Replacement Considerations
Consult official LEM substitution guides for verified alternatives. Generic replacements may lack identical isolation ratings or dynamic response characteristics.
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