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Specifications
Rated input Current:
7A
Frequency Range:
50kHz~1MHz
DCR Primary Side (Max):
3Ω
Mfr. Part #:
ECSTA1V0504-1125-R
Key Attributes
Model Number:
ECSTA1V0504-1125-R
Product Description
Automotive Grade SMT Current Sense Transformer
The ECSTA1V0504 is an automotive-grade SMT current sense transformer designed for a wide range of applications including motor drives, on-board chargers, DC/DC converters, wireless chargers, battery management systems (BMS), EV charging, feedback control, and overload sensing. It features AEC-Q200 qualification, a compact EE4.4 SMT package, very low DC resistance, and a wide selection of turns ratios. The transformer is rated for primary sensed current of 7 A and operates within a frequency range of 50 kHz to 1 MHz, with a moisture sensitivity level (MSL) of 1.
Product Attributes
- Brand: Eaton
- Product Code: ECSTA1V0504
- Package: EE4.4 SMT (4.8 mm x 3.65 mm x 3.55 mm)
- Certifications: AEC-Q200 qualified, J-STD-020 compliant
- Grade: Automotive
- Compliance: RoHS compliant
Technical Specifications
| Part Number | Turns Ratio (sec :pri) | Secondary Inductance (H) @ 100 kHz, 0.1 V | DCR sec () maximum | DCR pri (m) reference | Hi-pot pri to sec @ 2 mA, 3 seconds, 50 Hz | Sensed Current (A) maximum |
|---|---|---|---|---|---|---|
| ECSTA1V0504-1020-R | 20:1 | 33 | 0.35 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1030-R | 30:1 | 74 | 0.8 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1040-R | 40:1 | 132 | 1.6 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1050-R | 50:1 | 205 | 2.5 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1060-R | 60:1 | 295 | 3.6 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1070-R | 70:1 | 400 | 4.6 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1100-R | 100:1 | 820 | 9.5 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1125-R | 125:1 | 1280 | 13 | 3 | 500 Vac | 7 |
| ECSTA1V0504-1150-R | 150:1 | 1800 | 21 | 3 | 500 Vac | 7 |
Environmental and General Specifications
| Parameter | Value |
|---|---|
| Storage Temperature (component) | -40 C to +125 C |
| Operating Temperature Range | -40 C to +125 C (ambient plus self-temperature rise) |
| Frequency Range | 50 kHz to 1 MHz |
| Moisture Sensitivity Level (MSL) | 1 |
| Solder Reflow Temperature | J-STD-020 (latest revision) compliant |
Mechanical Parameters
| Dimension | Value (mm) |
|---|---|
| A | 4.80 maximum |
| B | 3.65 maximum |
| C | 3.55 maximum |
| E | 0.4 |
| F | 0.85 |
| G | 2.10 |
| J | 2.50 |
2411192342_EATON-ECSTA1V0504-1125-R_C6942029.pdf
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