CST2010-040L and CST2010-040LD are surface-mount current sense transformers designed for sensing up to 47 A primary current at frequencies up to 1 MHz and above, with a 1:40 turn ratio and 1.36 mH secondary inductance measured at 1 kHz. The part offers 1500 Vrms isolation between windings, a maximum primary DC resistance of 0.560 ohms, and operates across an ambient temperature range of -40°C to +125°C, meeting AEC-Q200 Grade 1 requirements. It features a ferrite core, RoHS-compliant tin-silver over tin over nickel over phosphor bronze terminations for pins 1-10 and matte tin over nickel over copper for pins 11-12, and weighs 4.13 g. The device is packaged in a 32 mm wide plastic tape on a 13-inch reel with 20 mm pocket spacing and 10.6 mm pocket depth. Dimensions are 16.51 mm x 13.0 mm x 19.91 mm, with a recommended land pattern of 7.24 mm x 4.27 mm.
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| Coilcraft, Inc. | |
|---|---|
| Product Category | Power Transformers |
| Product Number | CST2010-040L CST2010-040LD |
| Product Name | CST2010 Series SMT Current Sense Transformers |
| Transformer Type | Isolation |
