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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B78419A2271A003CURR SENSE XFMR 1:180 SMD |
3,948 | - |
|
Datasheet | B78419 | Tape & Reel (TR) | Active | 50kHz ~ 250kHz | Invasive | - | 25 mH | - | 1:180 | - | 0.5mOhm Primary, 7.4Ohm Secondary | - | Surface Mount | 0.504" L x 0.535" W (12.80mm x 13.60mm) | 0.567" (14.40mm) | Gull Wing |
|
B82801A0185A150CURR SENSE XFMR 1:150 7A SMD |
1,865 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | 7 A | 1.84 mH | 43.2VµS | 1:150 | - | 2.5mOhm Primary, 21Ohm Secondary | - | Surface Mount | 0.185" L x 0.138" W (4.70mm x 3.50mm) | 0.138" (3.50mm) | J Lead |
|
B82801A0743A030CURR SENSE XFMR 1:30 SMD |
2,750 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | - | 74 µH | - | 1:30 | - | 2.5mOhm Primary, 800mOhm Secondary | - | Surface Mount | 0.138" L x 0.185" W (3.50mm x 4.70mm) | 0.138" (3.50mm) | J Lead |
|
|
B82801A0214A050CURR SENSE XFMR 1:50 SMD |
1,783 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | - | 205 µH | - | 1:50 | - | 2.5mOhm Primary, 2.2Ohm Secondary | - | Surface Mount | 0.138" L x 0.185" W (3.50mm x 4.70mm) | 0.138" (3.50mm) | J Lead |
|
|
B82801A0824A100CURR SENSE XFMR 1:100 SMD |
1,738 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | - | 820 µH | - | 1:100 | - | 2.5mOhm Primary, 8.7Ohm Secondary | - | Surface Mount | 0.138" L x 0.185" W (3.50mm x 4.70mm) | 0.138" (3.50mm) | J Lead |
|
|
B82801A0135A125CURR SENSE XFMR 1:125 SMD |
2,341 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | - | 1.28 mH | - | 1:125 | - | 2.5mOhm Primary, 13Ohm Secondary | - | Surface Mount | 0.138" L x 0.185" W (3.50mm x 4.70mm) | 0.138" (3.50mm) | J Lead |
|
|
B82801A0404A070CURR SENSE XFMR 1:70 7A SMD |
3,369 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Obsolete | 50kHz ~ 1MHz | Invasive | 7 A | 400 µH | 20VµS | 1:70 | - | 2.5mOhm Primary, 4.6Ohm Secondary | - | Surface Mount | 0.185" L x 0.138" W (4.70mm x 3.50mm) | 0.138" (3.50mm) | J Lead |
|
B78418A1974A003CURR SENSE XFMR |
2,713 | - |
|
Datasheet | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
B78419A9394A003CURR SENSE XFMR |
3,540 | - |
|
Datasheet | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
B78555A9346A003CURR SENSE XFMR CUSTOM |
4,559 | - |
|
Datasheet | * | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - |
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.
