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Texas Instruments UCC28740-Q1 | Demoboard PMP41009 REV A
Automotive ultra low standby, flyback controller with integrated HV startup and optocoupler feedback
Details
| Topologie | Sperrwandler |
| Eingangsspannung | 350-1000 V |
| Ausgang 1 | 14 V |
Beschreibung
This reference design provides isolated 14-V and 56-W outputs with a quasi-resonant flyback topology. The power supply can be powered from the 350-V to 1000-V DC input. This design uses cascode MOSFETs and flyback controller UCC28740-Q1. The line and load regulation are regulated to within ±1% precision. The peak efficiency is 84.6% at 1000-V input and 56-W output.
Eigenschaften
- Wide input range: 350-V to 1000-V DC
- High-precision output voltage
- Peak efficiency 84.6% at 1000-V input and 56-W output
- Quasi-resonant mode controller improves EMI performance
Typische Anwendungen
- Traction inverter HV to LV backup supply, HVAC compressor HV isolated power supply, PTC heater HV isolated power supply
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L(µH) | IR(A) | ISAT,10%(A) | RDC max.(Ω) | fres(MHz) | Version | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-TI Tonneninduktivität, 1 µH, 8.5 A | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-TI Tonneninduktivität | Induktivität1 µH | Nennstrom8.5 A | Sättigungsstrom 18.5 A | Gleichstromwiderstand0.015 Ω | Eigenresonanzfrequenz140 MHz | VersionSchrumpfschlauch | ||||
750345192 | Flyback Transformer, –, – | Simulation– | Downloads– | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | Produktserie Flyback Transformer | – | – | – | – | – | – |