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 wide turns ratio range from 1:50 to 1:2500 and a rated current of up to 40 A. They are RoHS compliant and halogen-free, making them suitable for environmentally conscious designs.
Applications:
- Switched-mode power supplies
- Motor control
- Overload sensing
- AC current applications
Product Attributes:
- Brand: Bourns
- Certifications: RoHS compliant, Halogen free
- Materials: Core - Ferrite, nanocrystalline; Wire - Enameled copper; Terminal Finish - Sn
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 | 0.1-40 A | 24 mH | 360 V-s | 0.47 |
| 055652 | 200:1 | 10-300 kHz | 0.1-40 A | 96 mH | 715 V-s | 1.8 |
| 055653 | 300:1 | 10-300 kHz | 0.1-40 A | 216 mH | 1070 V-s | 3.4 |
| 055654 | 400:1 | 10-300 kHz | 0.1-40 A | 384 mH | 1430 V-s | 5.7 |
| 055655 | 500:1 | 10-300 kHz | 0.1-40 A | 600 mH | 1785 V-s | 9.4 |
| 055656 | 600:1 | 10-300 kHz | 0.1-40 A | 864 mH | 2140 V-s | 13.5 |
| 055657 | 1000:1 | 10-300 kHz | 0.1-40 A | 2400 mH | 3570 V-s | 35 |
| 055658 | 1000:1 | 50 Hz | 0.1-40 A | 30 H | 6.4 V-ms | 25 |
| 055659 | 1500:1 | 50 Hz | 0.1-40 A | 67.5 H | 9.5 V-ms | 52 |
| 055660 | 2000:1 | 50 Hz | 0.1-40 A | 120 H | 12.7 V-ms | 100 |
| 055661 | 2500:1 | 50 Hz | 0.1-40 A | 187.5 H | 15.9 V-ms | 135 |
| 055662 | 50:1 | 0.2-3 MHz | 0.1-40 A | 0.77 mH | 180 V-s | 0.140 |
| 055663 | 100:1 | 0.2-3 MHz | 0.1-40 A | 3.1 mH | 360 V-s | 0.47 |
| 055664 | 200:1 | 0.2-3 MHz | 0.1-40 A | 12.4 mH | 715 V-s | 1.8 |
General Specifications:
| Specification | Value |
|---|---|
| Operation Temperature | -30 to +125 (Temperature Rise Included) |
| Storage Temperature | -40 to +85 |
| Temperature Rise | 40 C at rated Irms |
| Rated Current | 0.1 to 40 A |
| Packaging | 120 pcs. per tray |
Product Dimensions (in mm / inches):
AII: 12.60 0.50 (.496 .020)
EII: 18.00 (.709)
EI: 23.5 (.925) MAX.
AI: 27 (1.063) MAX.
0.60 (.024) SQ.
3.00 (.118) DIA.
17.5 (.689) MAX.
8.89 0.50 (.350 .020)
3.50 0.50 (.138 .020)
10.16 0.50 (.400 .020)
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.
Note: Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
WARNING Cancer and Reproductive Harm
2411192316_BOURNS-055651_C19945819.pdf
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