Current Sense Transformers
Browse available Current Sense Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B82801B0504A050CURR SENSE XFMR 1:50 SMD |
4,358 | - |
|
Datasheet | B82801B | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 500 µH | - | 1:50 | - | 0.8mOhm Primary, 1.5Ohm Secondary | - | Surface Mount | 0.280" L x 0.320" W (7.11mm x 8.13mm) | 0.200" (5.08mm) | Gull Wing |
|
PH9505.180NLTCURR SENSE XFMR 1:180 30A SMD |
768 | - |
|
Datasheet | PH9505.XXXNL | Tape & Reel (TR) | Active | 20kHz | Invasive | 30 A | 25 mH | - | 1:180 | - | 0.5mOhm Primary, 9Ohm Secondary Max | - | Surface Mount | 0.504" L x 0.480" W (12.80mm x 12.20mm) | 0.567" (14.40mm) | Gull Wing |
|
PA1005.050QNLTCURR SENSE XFMR 1:50 20A SMD |
1,787 | - |
|
Datasheet | PA1005QNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 500 µH | - | 1:50 | - | 0.75mOhm Primary, 1.5Ohm Secondary Max | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
|
PA1005.100QNLTCURR SENSE XFMR 1:100 20A SMD |
460 | - |
|
Datasheet | PA1005QNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 2 mH | - | 1:100 | - | 0.75mOhm Primary, 5.5Ohm Secondary Max | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
749252100CURR SENSE XFMR 1:100 7A SMD |
1,726 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 7 A | 820 µH | 45VµS | 1:100 | - | 3mOhm Primary, 9.5Ohm Secondary | - | Surface Mount | 0.185" L x 0.183" W (4.70mm x 4.65mm) | 0.140" (3.55mm) | Gull Wing |
|
749251070CURR SENSE XFMR 1:70 10A SMD |
1,549 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 980 µH | 35VµS | 1:70 | - | 6mOhm Primary, 2.2Ohm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
749251125CURR SENSE XFMR 1:125 10A SMD |
1,350 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 3 mH | 68VµS | 1:125 | - | 6mOhm Primary, 6.5Ohm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
749251020CURR SENSE XFMR 1:20 10A SMD |
479 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 80 µH | 10VµS | 1:20 | - | 6mOhm Primary, 200mOhm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
749251050CURR SENSE XFMR 1:50 10A SMD |
144 | - |
|
Datasheet | WE-CST | Tape & Reel (TR) | Active | - | Invasive | - | 500 µH | 25VµS | 1:50 | - | 6mOhm Primary, 1.4Ohm Secondary | - | Surface Mount | 0.303" L x 0.272" W (7.70mm x 6.90mm) | 0.210" (5.33mm) | Gull Wing |
|
PA0368.100NLTCURR SENSE XFMR 1:100 SMD |
3,254 | - |
|
Datasheet | PA0368NL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 6.7 mH | - | 1:100 | - | 4mOhm Primary, 1.6Ohm Secondary | - | Surface Mount | 0.325" L x 0.325" W (8.25mm x 8.25mm) | 0.134" (3.40mm) | - |
|
|
PA1005.125NLCURR SENSE XFMR 1:125 20A SMD |
1,578 | - |
|
Datasheet | - | Tray | Active | 50kHz ~ 1MHz | Invasive | 20 A | 3 mH | - | 1:125 | - | 0.75mOhm Primary, 6.5Ohm Secondary | - | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
|
PA1005.125QNLTCURR SENSE XFMR 1:125 20A SMD |
4,385 | - |
|
Datasheet | PA1005QNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 3 mH | - | 1:125 | - | 0.75mOhm Primary, 6.5Ohm Secondary Max | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
|
PA1005.040QNLTCURR SENSE XFMR 1:40 20A SMD |
1,125 | - |
|
Datasheet | PA1005QNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 320 µH | - | 1:40 | - | 0.75mOhm Primary, 1.14Ohm Secondary Max | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
|
PA1005.020QNLCURR SENSE XFMR 1:20 20A SMD |
1,108 | - |
|
Datasheet | - | Tray | Active | 50kHz ~ 1MHz | Invasive | 20 A | 80 µH | - | 1:20 | - | 0.75mOhm Primary, 550mOhm Secondary | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
PH9494.200NLTCURR SENSE XFMR 200:1 30A SMD |
1,730 | - |
|
Datasheet | PH9494.XXXNLT | Tape & Reel (TR) | Active | 20kHz | Invasive | 30 A | 10 mH | - | 200:1 | - | 0.35mOhm Primary, 10Ohm Secondary | - | Surface Mount | 0.504" L x 0.382" W (12.80mm x 9.70mm) | 0.283" (7.20mm) | Gull Wing |
|
PA3655NLCURR SENSE XFMR 34A T/H |
985 | - |
|
Datasheet | - | Tray | Active | 50kHz ~ 500kHz | Invasive | 34 A | 76 mH | - | - | 200:200:1 | 15.8Ohm Primary, 1.7mOhm Secondary | - | Through Hole | 0.810" L x 0.580" W (20.57mm x 14.73mm) | 0.750" (19.05mm) | PC Pin |
|
|
PA0368.050NLTCURR SENSE XFMR 1:50 SMD |
2,389 | - |
|
Datasheet | PA0368NL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 1.7 mH | - | 1:50 | - | 4mOhm Primary, 900mOhm Secondary | - | Surface Mount | 0.325" L x 0.325" W (8.25mm x 8.25mm) | 0.134" (3.40mm) | - |
|
PA1005.070NLTCURR SENSE XFMR 1:70 20A SMD |
1,285 | - |
|
Datasheet | PA1005.XXXNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 980 µH | - | 1:70 | - | 0.75mOhm Primary, 4.75Ohm Secondary | - | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
|
B82801B0324A040CURR SENSE XFMR 1:40 SMD |
3,283 | - |
|
Datasheet | B82801B | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 320 µH | - | 1:40 | - | 0.8mOhm Primary, 1.14Ohm Secondary | - | Surface Mount | 0.280" L x 0.320" W (7.11mm x 8.13mm) | 0.200" (5.08mm) | Gull Wing |
|
P8202NLTCURR SENSE XFMR 1:20 SMD |
2,333 | - |
|
Datasheet | P820X | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 80 µH | - | 1:20 | - | 6mOhm Primary, 550mOhm Secondary | - | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
Current Sense Transformers FAQ
Common questions about selecting, comparing and sourcing Current Sense Transformers components through Winsun (HK) Electronics.
What should I check when selecting Current Sense Transformers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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