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Texas Instruments UCC28742 | Demoboard PMP30831
Offline valley switching flyback reference design with multiple outputs
Details
| Topologie | Sperrwandler |
| Eingangsspannung | 150-253 V |
| Ausgang 1 | 24 V / 1.2 A |
| Ausgang 2 | 8 V / 1 A |
| Ausgang 3 | 18 V / 0.25 A |
| IC-Revision | B |
Beschreibung
This 42W multiple output power reference design supports AC/DC industrial power supplies with an AC/DC input voltage range of 150 VAC to 253 VAC. The design achieves a peak efficiency of 89% by using discontinuous conduction mode (DCM) valley-switching of our UCC28742 flyback controller.
Eigenschaften
- AC input voltage range from 150V AC to 253V AC
- Delivers 42W output power over the entire operating voltage range
- Includes three outputs: 8V/18V/24V
- Peak power conversion efficiency of > 89%
Typische Anwendungen
- Industrial and Medical AC-to-DC Power Supplies, mart Electricity Meters, Bias Supply for UPS, Server PSU, etc. , Power Supply for Cable Modem, Television, Set Top Box, and Wireless Routers, AC-to-DC Power Supply for Appliances
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | Anwendung | C | Sicherheitsklasse | dV/dt (V/µs) | DF @ 1 kHz (%) | RISO | Raster (mm) | Verpackung | IR (A) | L (mH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Montageart | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 890324023023 | SPEC | 9 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WCAP-FTX2 Folienkondensatoren | Across the mains | 100 nF | X2 | 300 | 0.1 | 30 GΩ | 10 | Lose | – | – | – | 275 | – | – | 13 | 7 | 13 | Boxed THT | ||
 | 744822222 | SPEC | 11 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-CMB Stromkompensierte Netzdrossel | – | – | – | – | – | – | – | – | 2 | 2.2 | 70 | 250 | 1500 | MnZn | 17.5 | 13 | 22 | THT |
| Artikel Nr. | Datenblatt | Simulation | |
|---|---|---|---|
| 890324023023 | SPEC | |
| 744822222 | SPEC |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | Anwendung | C | Sicherheitsklasse | dV/dt (V/µs) | DF @ 1 kHz (%) | RISO | Raster (mm) | Verpackung | IR (A) | L (mH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Montageart | Muster |
|---|
