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Image is for illustrative purposes only. Please refer to product description.

| Manufacturer | WURTH ELEKTRONIK |
|---|---|
| Manufacturer Part No | 749251125Copy |
| Manufacturer Standard Lead Time | 17 weeks |
| Order Code | Re-Reel1961661RL Cut Tape1961661 |
| Product Range | WE-CST Series |
| Your Part Number | |
| Technical Datasheet |
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Packaging Options
| Packaging Type | Quantity | Unit Price (excl GST): | Total |
|---|---|---|---|
| Cut Tape | 1 | NT$229.720 | NT$229.72 |
| Total Price | NT$229.72 | ||
Cut Tape & Re-Reel
| Quantity | Price |
|---|---|
| 1+ | NT$229.720 |
| 10+ | NT$201.000 |
| 50+ | NT$166.550 |
| 200+ | NT$149.320 |
| 400+ | NT$137.830 |
| 750+ | NT$129.870 |
Line Note
Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
| Manufacturer | WURTH ELEKTRONIK |
|---|---|
| Manufacturer Part No | 749251125Copy |
| Manufacturer Standard Lead Time | 17 weeks |
| Order Code | Re-Reel1961661RL Cut Tape1961661 |
| Product Range | WE-CST Series |
| Technical Datasheet | |
| Turns Ratio | 1:125 |
| Inductance | 3mH |
| Primary Current | 10A |
| ET Constant | 68Vµs |
| Frequency Range | 1MHz |
| DC Resistance Secondary | 6.5ohm |
| DC Resistance Primary | 750ohm |
| Transformer Mounting | Surface Mount |
| Transformer Terminals | Gull Wing |
| Product Range | WE-CST Series |
| SVHC | No SVHC (04-Feb-2026) |
Product Overview
The 749251125 is a WE-CST Current Sense Transformer for use with AC current detection and switch mode power supply.
- 5.33mm Maximum height
- -15 to 105°C Operating temperature range
Applications
Power Management, Industrial
Technical Specifications
| Turns Ratio | 1:125 |
|---|---|
| Primary Current | 10A |
| Frequency Range | 1MHz |
| DC Resistance Primary | 750ohm |
| Transformer Terminals | Gull Wing |
| SVHC | No SVHC (04-Feb-2026) |
| Inductance | 3mH |
|---|---|
| ET Constant | 68Vµs |
| DC Resistance Secondary | 6.5ohm |
| Transformer Mounting | Surface Mount |
| Product Range | WE-CST Series |
Technical Docs (3)
Legislation and Environmental
| Country of Origin: Country in which last significant manufacturing process was carried outCountry of Origin: | China Country in which last significant manufacturing process was carried out |
|---|---|
| Tariff No: | 85043180 |
| US ECCN: | EAR99 |
| EU ECCN: | NLR |
| RoHS Compliant: | Yes RoHS |
| RoHS Phthalates Compliant: | Yes RoHS |
| SVHC: | No SVHC (04-Feb-2026) |
| Download Product Compliance Certificate | Product Compliance Certificate |
| Weight (kg): | .00042 |
