Current Transformer BOURNS PCS040-EF1301KS Rated Up to 40 Amp for Motor Control and Overload Sensing
Product Overview
The Bourns PCS Series Current Sense Transformers are designed for accurate current measurement in various electronic applications. These surface-mount transformers offer high frequency operation up to 1 MHz and a wide operating temperature range from -40 C to 125 C. They are ideal for use in switched-mode power supplies, motor control systems, overload sensing, and general AC current applications. The series includes models with rated primary currents up to 20 A (PCS020) and 40 A (PCS040), ensuring flexibility for different power requirements.
Product Attributes
- Brand: Bourns
- Compliance: RoHS compliant
- Core Material: P4
- Bobbin Material: PM9630
- Wire Material: XUEW and UEWH
- Tape Material: PI-310
- Glue Material: S-9001
- Clip Material: SUS301
- Packaging: PCS020 - 1000 pcs. per 13-inch reel; PCS040 - 300 pcs. per 13-inch reel
Technical Specifications
| Specification | PCS020 | PCS040 | |||||
|---|---|---|---|---|---|---|---|
| Rated current on primary | Up to 20 A (10 A typical) | Up to 40 A | |||||
| Frequency | Up to 1 MHz | ||||||
| Operating Temperature | -40 C to 125 C | ||||||
| Isolation Between Windings | 500 Vrms | 800 Vrms | |||||
| Moisture Sensitivity Level | 1 | ||||||
| Model | Bourns Part Number | Turns Ratio Primary : Secondary | Secondary Inductance Min. (mH) | DCR Volt-time Product on Secondary Max. (V-sec) | Terminating Resistance (1 V Output at Rated Current) () | Primary Ref. (m) | Secondary Max. () |
| PCS020 | PCS020-EE05081S | 1 : 20 | 0.081 | 7 | 0.4 | 10.8 | 1 |
| PCS020 | PCS020-EE05180S | 1 : 30 | 0.18 | 7 | 0.87 | 16.2 | 1.5 |
| PCS020 | PCS020-EE05320S | 1 : 40 | 0.32 | 7 | 1.14 | 21.6 | 2 |
| PCS020 | PCS020-EE05500S | 1 : 50 | 0.5 | 7 | 1.5 | 27 | 2.5 |
| PCS020 | PCS020-EE05730S | 1 : 60 | 0.73 | 7 | 1.98 | 32.4 | 3 |
| PCS020 | PCS020-EE05980S | 1 : 70 | 0.98 | 7 | 4.75 | 37.8 | 3.5 |
| PCS020 | PCS020-EE0502KS | 1 : 100 | 2.0 | 7 | 5.5 | 54 | 5 |
| PCS020 | PCS020-EE0503KS | 1 : 125 | 3.0 | 7 | 7 | 67.5 | 6.25 |
| PCS040 | PCS040-EF13340S | 1 : 20 | 0.34 | 1 | 0.18 | 50.8 | 0.5 |
| PCS040 | PCS040-EF13760S | 1 : 30 | 0.76 | 1 | 0.265 | 76.2 | 0.8 |
| PCS040 | PCS040-EF1301KS | 1 : 40 | 1.36 | 1 | 0.56 | 101.6 | 1 |
| PCS040 | PCS040-EF1302KS | 1 : 50 | 2.12 | 1 | 0.705 | 127 | 1.3 |
| PCS040 | PCS040-EF1303KS | 1 : 60 | 3.06 | 1 | 0.85 | 152.4 | 1.5 |
| PCS040 | PCS040-EF1304KS | 1 : 70 | 4.16 | 1 | 1 | 177.8 | 1.8 |
| PCS040 | PCS040-EF1305KS | 1 : 80 | 5.44 | 1 | 1.15 | 203.2 | 2 |
| PCS040 | PCS040-EF1308KS | 1 : 100 | 8.5 | 1 | 1.45 | 254 | 2.5 |
| PCS040 | PCS040-EF1313KS | 1 : 125 | 13.3 | 1 | 1.85 | 317.5 | 3.1 |
| PCS040 | PCS040-EF1319KS | 1 : 150 | 19.2 | 1 | 2.25 | 381 | 3.8 |
| PCS040 | PCS040-EF1334KS | 1 : 200 | 34 | 1 | 4.06 | 508 | 5 |
Note: Terminating resistor RT is based on 1 volt output with the rated current through the Primary. RT = Vout * Nsec / Iprim.
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