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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for HAS400-S
- Part Number HAS400-S
- Manufacturer LEM
- Pin Count 4
- Part Category Integrated Circuit
- Last Modified Date Jan 30, 2026 12:49 PM UTC
- Pinout / Pin List Click Here (Member Only)
HAS400-S Details
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Manufacturer Part Number:
HAS400-S
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Country Of Origin:
Mainland China
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Manufacturer:
LEM Holdings SSA
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Body Breadth:
20 mm
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Body Height:
30 mm
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Body Length or Diameter:
40 mm
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Housing:
PLASTIC
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Operating Current-Max:
15 mA
HAS400-S Frequently Asked Questions (FAQs)
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LEM recommends a symmetrical PCB layout with a solid ground plane, and keeping the high-frequency signals away from the low-frequency signals. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
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Calibration of the HAS400-S involves applying a known current to the device and adjusting the offset and gain values accordingly. LEM provides a calibration procedure in the application note AN-105.
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The maximum operating temperature of the HAS400-S is 125°C, but it's recommended to operate the device within the -40°C to 100°C range for optimal performance and reliability.
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Yes, the HAS400-S can be used for DC current measurement, but it's essential to ensure that the DC current is within the specified range of the device (±400A). Additionally, the device may require additional filtering to remove noise and ripple.
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To protect the HAS400-S from overcurrent and overvoltage conditions, it's recommended to use external protection devices such as fuses, TVS diodes, and voltage regulators. LEM provides guidelines for protection in the application note AN-106.
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HAS400-S Overview
Use the download button to access the HAS400-S 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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