Model 0556xx Series Current Sense Transformers
The Model 0556xx Series Current Sense Transformers are designed for accurate current measurement in various industrial applications. Featuring an integrated primary current path and reinforced insulation, these transformers offer a turns ratio range from 1:50 to 1:2500 and a rated current capability of up to 40 A. They are RoHS compliant and halogen-free, making them suitable for environmentally conscious designs. Key applications include switched-mode power supplies, motor control, overload sensing, and general AC current monitoring.
Product Attributes
- Brand: Bourns
- Certifications: RoHS compliant, Halogen free
- Materials: Ferrite, nanocrystalline core; Enameled copper wire; Sn terminal finish
Technical Specifications
| Bourns Part Number | Turns Ratio | Frequency Range | Current Rating | Inductance | Volt-time Product on Secondary | Max. DC Resistance |
|---|---|---|---|---|---|---|
| 055650 | 50:1 | 10-300 kHz | 0.1-40 A | 6 mH | 180 V-s | 0.140 |
| 055651 | 100:1 | 10-300 kHz | 24 mH | 360 V-s | 0.47 | |
| 055652 | 200:1 | 10-300 kHz | 96 mH | 715 V-s | 1.8 | |
| 055653 | 300:1 | 10-300 kHz | 216 mH | 1070 V-s | 3.4 | |
| 055654 | 400:1 | 10-300 kHz | 384 mH | 1430 V-s | 5.7 | |
| 055655 | 500:1 | 10-300 kHz | 600 mH | 1785 V-s | 9.4 | |
| 055656 | 600:1 | 10-300 kHz | 864 mH | 2140 V-s | 13.5 | |
| 055657 | 1000:1 | 10-300 kHz | 2400 mH | 3570 V-s | 35 | |
| 055658 | 1000:1 | 50 Hz | 30 H | 6.4 V-ms | 25 | |
| 055659 | 1500:1 | 50 Hz | 67.5 H | 9.5 V-ms | 52 | |
| 055660 | 2000:1 | 50 Hz | 120 H | 12.7 V-ms | 100 | |
| 055661 | 2500:1 | 50 Hz | 187.5 H | 15.9 V-ms | 135 | |
| 055662 | 50:1 | 0.2-3 MHz | 0.77 mH | 180 V-s | 0.140 | |
| 055663 | 100:1 | 0.2-3 MHz | 3.1 mH | 360 V-s | 0.47 | |
| 055664 | 200:1 | 0.2-3 MHz | 12.4 mH | 715 V-s | 1.8 |
General Specifications
- Operation Temperature: -30 C to +125 C (Temperature Rise Included)
- Storage Temperature: -40 C to +85 C
- Temperature Rise: 40 C at rated Irms
- Rated Current: 0.1 to 40 A
- Packaging: 120 pcs. per tray
Product Dimensions
AII EII EI AI: 12.60 0.50 (.496 .020)
Overall Length: 18.00 (.709)
Max Height: 23.5 (.925)
Max Width: 27 (1.063)
Lead Diameter: 0.60 (.024) SQ.
Lead Spacing: 3.00 (.118) DIA.
Max Body Length: 17.5 (.689)
Terminal Spacing: 8.89 0.50 (.350 .020)
Terminal Spacing: 3.50 0.50 (.138 .020)
Terminal Spacing: 10.16 0.50 (.400 .020)
Dimensions: MM (INCHES)
Solder Profile
Pb-Free Assembly
- Average ramp-up rate: ~200 C/second
- Heating rate during preheat: typical 1-2 /second max. 4 /second
- Final preheat temperature: within 125 C of soldering temperature
- Peak temperature (Tp): 260 C
- Time within +0 C / -5 C of actual peak temperature: 10 seconds
- Ramp-down rate: 5 C/second max.
Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
2411192316_BOURNS-055663_C19945831.pdf
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