Current Sense Transformers
Use the filters and product table below to compare Current Sense Transformers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Frequency Range | Type | Current Rating (Amps) | Inductance | ET (Volt-Time) | Turns Ratio - Primary:Secondary | Current Ratio | DC Resistance (DCR) | Ratings | Mounting Type | Size / Dimension | Height - Seated (Max) | Termination Style |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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7492540500CURR SENSE XFMR 1:500 40A SMD |
922 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 135 mH | 1240Vµs | 1:500 | - | 0.28mOhm Primary, 21.2Ohm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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7492541000CURR SENSE XFMR 1:1000 40A SMD |
861 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 540 mH | 2480Vµs | 1:1000 | - | 0.28mOhm Primary, 87.64Ohm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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7492540200CURR SENSE XFMR 1:200 40A SMD |
430 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 22.4 mH | 496Vµs | 1:200 | - | 0.28mOhm | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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7492540020CURR SENSE XFMR 1:20 40A SMD |
236 | - |
|
Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 224 µH | 49Vµs | 1:20 | - | 0.28mOhm Primary, 33mOhm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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749251060CURR SENSE XFMR 1:60 10A SMD |
748 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 720 µH | 30VµS | 1:60 | - | 6mOhm Primary, 1.75Ohm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
749251030CURR SENSE XFMR 1:30 10A SMD |
733 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 180 µH | 15VµS | 1:30 | - | 6mOhm Primary, 480mOhm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
749251040CURR SENSE XFMR 1:40 10A SMD |
727 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 320 µH | 20VµS | 1:40 | - | 6mOhm Primary, 900mOhm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
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7492540070CURR SENSE XFMR 1:70 40A SMD |
180 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 2.74 mH | 173VµS | 1:70 | - | 0.28mOhm Primary, 367mOhm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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7492540030CURR SENSE XFMR 1:30 40A SMD |
419 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 504 µH | 74Vµs | 1:30 | - | 0.28mOhm Primary, 93mOhm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
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7492540150CURR SENSE XFMR 1:150 40A SMD |
3,385 | - |
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Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 12.6 mH | 372Vµs | 1:150 | - | 0.28mOhm Primary, 1.9Ohm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
Current Sense Transformers FAQ
Common questions about filtering, comparing and sourcing Current Sense Transformers components.
How can I narrow the Current Sense Transformers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific Current Sense Transformers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
