Current Sense Transformer Model BOURNS 055650 with 50 to 1 Turns Ratio and 40 Ampere Current Rating
Model 0556xx Series Current Sense Transformers
Product Overview
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 power supplies, motor control, overload sensing, and general AC current applications.
Product Attributes
- Brand: Bourns
- Certifications: RoHS compliant*, Halogen free**
- Materials: Core - Ferrite, nanocrystalline; Wire - Enameled copper; Terminal Finish - Sn
- Packaging: 120 pcs. per tray
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
Product Dimensions
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))
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.
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
** Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
Additional Information
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