Review Article
Novel Technologies for Design and Analysis of Switching Mode Power-Supply Circuit Based on Solitary Electromagnetic Wave Theory
Table 5
Circuit parameters.
| | UDCL1 | Stem trace: 10 mm length, 100 mm width
Branch trace: 48 mm length, 5 mm width | Transmission line formed by outer layers of four-layer PCB of FR4 | | UDCL2 | 20 mm length, 60 mm width | | SDCL1 | 10 mm length, 60 mm width | | RDCL1 | 20 mm length, 30 mm width | | RDCL2 | 20 mm length, 30 mm width |
| | SDCL2 | 20 mm length, 60 mm width | Transmission line formed by abutting outer layer and inner layer of four-layer PCB of FR4 |
| | Q1 | Maximum DC voltage: 27 V
Maximum output current: 25 A
Footprint size: 5.3 mm × 1.1 mm
Others are estimated to be same as Q1 in Table 1 | POL IC of R2J20751NP (RENESAS) |
| | D1 | Maximum average forward current: 30 A
Maximum DC reverse voltage: 30 V
Maximum forward voltage drop: 0.5 V
Footprint size: 7.64 mm × 10.28 mm. | 30SLJQ030 (IR) of Schottky barrier diode |
| | L1 | Inductance: 800 nH
Maximum current: 25.7 A
Footprint size: 12.9-mm square
Terminal impedance: 500 Ω at MSF | CEP125NP-0R8NC-UD (SUMIDA) |
| | C1 | 100 μF | Bulk capacitor |
| | Switching frequency | ≧1 MHz | |
| | VS | 12 V | |
| | VOUT | 5 V | |
| | Output current | 20 A | |
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