What Can SuperQ® Do for Isolated DC-DC Converters
12% Lower System Losses
- Up to 2W Power Savings
- 31°C Cooler MOSFET
SuperQ MOSFETs reduce losses, run cooler, support higher voltages (150V–300V), and require fewer FETs, enabling higher power density.
SuperQ System Benefits
200W Isolated DC-DC Converter
Active Clamp Forward
|
SuperQ
iS15M7R1S1C |
120V Default
MOSFET (x2) |
150V Comp
MOSFET |
|
|---|---|---|---|
| BVDSS (V) | 150 | 120 | 150 |
| RDS(on),TYP (mΩ) | 5.4 | 9.6 | 5.0 |
| QSW (nC) | 4.9 | 6.8 | 15.9 |
| EOSS (µJ) | 1 | 1.3 | 4.1 |
|
Primary FET Thermal Performance (°C max) |
120.5 | 133.0 | 151.5 |
| Primary FETs (#) | 1 | 2 | 1 |
SuperQ = Super
Cool
✓ Up to 31°C cooler
✓ 1x fewer MOSFETs vs. default
SuperQ MOSFETs reduce switching losses, enabling higher efficiency and cooler operation with fewer devices.
Switching Loss
↓
Low QSW reduces
switching loss.
Capacitive Loss
↓
Low EOSS reduces turn-
on losses
Component Count
↓
Reduces BOM cost and
saves PCB space
Where SuperQ Fits in Isolated DC-DC Topologies
Active Clamp Forward
Half-Bridge
Full-Bridge
SuperQ MOSFETs are available for high-power-density isolated DC-DC, including 48 V-to-12 V intermediate bus converters, on-board power, and auxiliary rails.
Find the Right SuperQ for Your DC-DC Architecture
| Featured 150V MOSFETs | |||
|---|---|---|---|
| Max RDS(on) | Part Number | QSW (nC) | ID (A) |
| 5.5mΩ | iS15M5R5S1C | 5.4 | 140 |
| 6.4mΩ | iS15M7R1S1C | 4.9 | 133 |
| 8.8mΩ | iS15M8R8S1C | 3.6 | 88 |
| Featured 150V Logic Level MOSFETs | |||
| Max RDS(on) | Part Number | QSW (nC) | ID (A) |
| 5.5mΩ | iS15L5R5S1C | 5 | 134 |
| 6.0mΩ | iS15L6R0S1C | 4.9 | 126 |
| 8.8mΩ | iS15L8R8S1C | 3 | 80 |
| Featured 200V MOSFETs | |||
| Max RDS(on) | Part Number | QSW (nC) | ID (A) |
| 8.8mΩ | iS20M8R8S1C | 3 | 113 |
| 16mΩ | iS20M016S1C | 3 | 62 |
| 25mΩ | iS20M028S1C | 2.5 | 45 |
| Featured 250V MOSFETs | |||
| Max RDS(on) | Part Number | QSW (nC) | ID (A) |
| 35mΩ | iS25M035S1C | 2.7 | 39 |
| Featured 300V MOSFETs | |||
| Max RDS(on) | Part Number | QSW (nC) | ID (A) |
| 35mΩ | iS30M035S1C | 2.7 | 39 |
Design Support
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