1kW to 10kW Planar Inductor
Description
Payton SIZE 1000 provides a patented planar isolation solution for high power applications (such as welding, induction heating etc.) providing high efficiency, low EMI, excellent repeatability, low profile and weight with an operating temperature range of -40°C to +130°C.
Transformer Application
| POWER CAPACITY | DIMENSIONS (mm) | TYPICAL WEIGHT | DIELECTRIC ISOLATION | OPERATING VOLTAGE | OPERATING CURRENT (RMS) |
|---|---|---|---|---|---|
| 1kW, forward at 50 kHz 10kW, full bridge at 250 kHz | L=90-150 W=65-90 H=15-40 | 500 gr. - 1 kg. | 500 VDC-4k Vrms | 1000 Vpeak max. | 1000 A max. |
- Typical efficiency: 97-99%
- Recommended frequency range: 50 kHz - 2.0 MHz.
- Topologies (in order of preference): Full bridge; Half bridge; Push-Pull; Forward; Flyback; Boost; Buck; Resonant topologies.
- Mounting Options: a. Horizontal, b. Vertical
Inductor Application
| STANDARD AL(nH/t2) | 1600 | 1000 | 630 | 400 | 315 | 250 | 160 |
|---|---|---|---|---|---|---|---|
| TYPICAL VALUE OF MAX. Amper Turns | 94 | 144 | 250 | 376 | 445 | 570 | 695 |
AL values not listed are available upon request.
Typical Thermal Impedance For Different Cooling Conditions
| NATURAL COOLING (Hot Spot - Air) | BLOWING AIR 3m/sec (Hot Spot-Air) | ONE SIDE HEATSINK (Hot Spot - Heatsink) | TWO SIDES HEATSINK (Hot Spot-Heatsink) |
|---|---|---|---|
| 4.2 °C/W | 2.5 °C/W | 1.6 °C/W | 0.8 °C/W |
EXAMPLE: Transformer Type T1000 AC P.N. 500142
This T1000AC-11-2C, high power, high input voltage, high frequency, small dimensional planar transformer is developed for a high power density DC-DC converter and may be applicable for electrical car battery charger, providing the following specifications:
| Transformer Specifications | Value |
|---|---|
| Total output power | 5.6kW (28 Vdc@200 Adc) |
| Operating frequency | 100 kHz |
| Input voltage range | 430-680 Vdc |
| Topology | Full bridge, ZVT. |
| Max. Volt-Sec. product | 3120V- µSec |
| Duty cycle | 0.729 max. |
| Primary current | 19.5 Arms |
| Primary to half Sec. ratio | 11:1 |
| Dielectric strength pri. to sec.+core | 3750 Vrms |
| sec. to core | 1250 Vrms |
| Creepage and clearance pri. to sec. | 12.6 mm. min. |
| pri. to core | 8 mm. min. |
| sec. to core | 4.6 mm. min. |
| Ambient temperature | -40 °C to +50 °C |
| Total losses (With both sides 65 °C heat sink) | 65W |
| Hot spot temperature (With both sides 65 °C heat sink) | 137 °C |
| Weight | 410 gr. |
