REFACDC044
REFACDC044 - Reference Design
Quasi-Resonant method Isolated 90W 20V 4.5A
This reference design uses BM1Q104FJ.
- This evaluation board outputs an isolated voltage of 20 V from an input of 90 Vac to 264 Vac, and the maximum output current is 4.5 A.
- The BM1Q104FJ, the QR controller for AC/DC power supplies, provides the optimal system for all products where an outlet is present.
Design Resources
Specifications
| Board Number | Input Voltage Range | Input Frequency | Output Voltage | Output Current Range | Maximum Output Power | Standby Input Power | Power supply efficiency | Output Ripple Voltage | Oprating Temperature | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BM1Q104FJ-EVK-001 | 90 to 264V | 47 to 63Hz | 20.0V(Typ.) | 0 to 4.5A *1 | 90W(Max.) *1 | 105mW(Typ.) Iout=0A Vin=230V | 90.4%(Typ.) | 0.18Vpp(Typ.) *2 | -10 to 65deg.C |
Remarks:
*1 Please adjust operating time, within any parts surface temperature under 105 °C
*2 Not include spike noise
*1 Please adjust operating time, within any parts surface temperature under 105 °C
*2 Not include spike noise
Distribution Inventory
| Board Number | Distributor | Quantity Available |
|---|---|---|
| BM1Q104FJ-EVK-001 | Ameya Holding Limited | 2 |
| CoreStaff Co., Ltd. | 2 | |
| DigiKey | 2 | |
| Mouser Electronics Inc. | 2 | |
| Chip One Stop, Inc. | 1 |
Key Components
| Board Number | Product Category | Part Number | Datasheet | Status | SPICE | LTspice® ? | Thermal Model | Symbol & Footprint | 3D STEP | Samacsys ECAD Library | Calc Tool | ROHM Solution Simulator |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BM1Q104FJ-EVK-001 | AC/DC Converters ICs | BM1Q104FJ | - | Recommended | - | - | - | - | ||||
| BM1Q104FJ-EVK-001 | Fast Recovery Diodes | RFN1LAM7S | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Fast Recovery Diodes | RF05VAM2S | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Standard Rectifier Diodes | RRE02VSM4S | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Schottky Barrier Diodes | RB500VM-40 | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Fast Recovery Diodes | RF2001T3DNZ | - | Active | - | - | ||||||
| BM1Q104FJ-EVK-001 | 190 to 800V Power MOSFETs | R6524KNX3 | - | Recommended | - | - | - | - | ||||
| BM1Q104FJ-EVK-001 | General Purpose Bipolar Transistors | 2SAR523UB | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Zener Diodes | UDZV24B | - | Recommended | - | - | - | - | - | |||
| BM1Q104FJ-EVK-001 | Zener Diodes | UDZV39B | - | Recommended | - | - | - | - | - |