PCS Series Current Sense Transformers
The PCS Series Current Sense Transformers are designed for accurate current measurement in various electronic applications. Featuring surface mount technology, these transformers offer high frequency operation up to 1 MHz and a wide operating temperature range from -40 C to 125 C. They are RoHS compliant, making them suitable for environmentally conscious designs.
Key Features:
- Surface mount design
- Frequency up to 1 MHz
- Operating temperature: -40 C to 125 C
- RoHS compliant
Applications:
- Switched-mode power supplies
- Motor control
- Overload sensing
- AC current applications
Product Attributes:
- Brand: Bourns
- Core Material: P4
- Bobbin Material: PM9630
- Wire Material: XUEW and UEWH
- Tape Material: PI-310
- Glue Material: S-9001
- Clip Material: SUS301
Technical Specifications:
| Specification | PCS020 | PCS040 |
|---|---|---|
| Rated current on primary | Up to 20 A (10 A typical) | Up to 40 A |
| Operating Temperature | -40 C to +125 C | |
| Isolation Between Windings | 500 Vrms | 800 Vrms |
| Frequency | Up to 1 MHz | |
| Moisture Sensitivity Level | 1 | |
Electrical Specifications (@ 25 C):
| 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-EE05081S | 1 : 20 | 0.081 | 7 | 0.4 | 10.8 | 1 |
| PCS020-EE05180S | 1 : 30 | 0.18 | 7 | 0.87 | 16.2 | 1.5 |
| PCS020-EE05320S | 1 : 40 | 0.32 | 7 | 1.14 | 21.6 | 2 |
| PCS020-EE05500S | 1 : 50 | 0.5 | 7 | 1.5 | 27 | 2.5 |
| PCS020-EE05730S | 1 : 60 | 0.73 | 7 | 1.98 | 32.4 | 3 |
| PCS020-EE05980S | 1 : 70 | 0.98 | 7 | 4.75 | 37.8 | 3.5 |
| PCS020-EE0502KS | 1 : 100 | 2.0 | 7 | 5.5 | 54 | 5 |
| PCS020-EE0503KS | 1 : 125 | 3.0 | 7 | 7 | 67.5 | 6.25 |
| PCS040-EF13340S | 1 : 20 | 0.34 | 1 | 0.18 | 50.8 | 0.5 |
| PCS040-EF13760S | 1 : 30 | 0.76 | 1 | 0.265 | 76.2 | 0.8 |
| PCS040-EF1301KS | 1 : 40 | 1.36 | 1 | 0.56 | 101.6 | 1 |
| PCS040-EF1302KS | 1 : 50 | 2.12 | 1 | 0.705 | 127 | 1.3 |
| PCS040-EF1303KS | 1 : 60 | 3.06 | 1 | 0.85 | 152.4 | 1.5 |
| PCS040-EF1304KS | 1 : 70 | 4.16 | 1 | 1 | 177.8 | 1.8 |
| PCS040-EF1305KS | 1 : 80 | 5.44 | 1 | 1.15 | 203.2 | 2 |
| PCS040-EF1308KS | 1 : 100 | 8.5 | 1 | 1.45 | 254 | 2.5 |
| PCS040-EF1313KS | 1 : 125 | 13.3 | 1 | 1.85 | 317.5 | 3.1 |
| PCS040-EF1319KS | 1 : 150 | 19.2 | 1 | 2.25 | 381 | 3.8 |
| PCS040-EF1334KS | 1 : 200 | 34 | 1 | 4.06 | 508 | 5 |
Packaging:
- PCS020: 1000 pcs. per 13-inch reel
- PCS040: 300 pcs. per 13-inch reel
Product Dimensions (mm/inches):
Refer to the provided diagrams for detailed dimensions of PCS020 and PCS040, including Top View and Side View representations.
How To Order:
PCS (Current Sense Transformer) - 020 (Rated Current 20 A) or 040 (Rated Current 40 A) - EE05 (Bobbin Size EE5) or EF13 (Bobbin EF12.6) - 081 (Inductance in H, see table) - S (SMD PCB type)
Soldering Profile:
The soldering profile details ramp-up rates, pre-heat, reflow, and cool-down stages for lead-free solder, with a maximum peak temperature of 250 C (+0/-5 C) and a maximum reflow time of 10 seconds (tp < 30 s).
Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
2411220604_BOURNS-PCS040-EF1303KS_C6142208.pdf
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