rohm referencedesigns
refacdc041
refacdc041reference design / application evaluation kit | rohm co., ltd.-凯发k8一触即发
isolated pwm type, 12 w 12 v/1.0 a
this reference design uses bm2p134e.
- 1. built-in 650v sj-fet and start up circuit
- 2. frequency 130khz
- 3. corresponded w/w input voltage 90vac to 264vac
- 4. adjustable under voltage lock out by br terminal
- 5. adjustable ac over voltage protection by zt terminal
design resources
- bm2p134e-evk-001
specifications
| board number | input voltage range | input frequency | output voltage | maximum output power | output current range | no load power consumption | efficiency | output ripple voltage | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| bm2p134e-evk-001 | 90 to 264vac | 47 to 63hz | 12v(typ.) | 12w | 1a(max.) *1 | 150mw(typ.) vin=264vac | 0.845 | 300mvpp *2 |
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 |
|---|---|---|
| bm2p134e-evk-001 | - | - |
key components
| board number | part number | product category | datasheet | status | spice | ltspice® ? | thermal model | symbol & footprint | 3d step | samacsys ecad library | calc tool | rohm solution simulator |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| bm2p134e-evk-001 | bm2p134e-z | ac/dc converters ics | recommended | - | ||||||||
| bm2p134e-evk-001 | rfn1lam7s | fast recovery diodes | recommended | - | ||||||||
| bm2p134e-evk-001 | rf05vam2s | fast recovery diodes | recommended | - | ||||||||
| bm2p134e-evk-001 | rb088bge150 | schottky barrier diodes | recommended | - |