Key facts
- Brand
- STMicroelectronics
- Model
- ALTAIR04-900
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-10
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DatasheetST ALTAIR04-900 handbook
ST ALTAIR04-900 handbook
Datasheet
ALTAIR04-900 is a high-voltage all-primary-sensing switching regulator intended for operating directly from the rectified mains with minimum external parts.
Read onlineSTMicroelectronics ALTAIR04-900 specifications
| AC main input voltage | 85 to 265 Vac |
|---|---|
| Mains frequency | 50 to 60 Hz |
| Output voltage 1 | 13 V |
| Output current 1 (Rx mode) | 12 mA |
| Output current 1 (Tx mode) | 35 to 550 mA |
| Output voltage 2 | 3.3 V |
| Total rated output power | 7.48 W |
All STMicroelectronics ALTAIR04-900 documents by type
Datasheet 2
Ratings, dimensions and ordering codes, for selection and design work.
Application Note 1
How to use the product for one specific task, with worked examples.
Questions answered in these manuals
What is the purpose of the ALTAIRO4-900 controller?
It is an all-primary sensing switching regulator specifically designed for QR ZVS flyback converters to supply power line communication.
Does the design require an optocoupler?
No, the primary sensing method eliminates the need for the optocoupler and secondary voltage reference.