IC-Hersteller Texas Instruments

IC-Hersteller (103)

Texas Instruments UCC28742 | Demoboard UCC28742EVM-001

Using the UCC28742EVM-001 10-W Converter User's Guide

Details

TopologieSperrwandler
Eingangsspannung85-265 V
Schaltfrequenz80-130 kHz
Ausgang 15 V / 2 A
IC-RevisionB

Beschreibung

The UCC28742EVM-001 is a 10-W evaluation module for evaluating an off-line power converter applications. The EVM meets CoC tier 2 and DoE Level 6 efficiency and standby power requirements. It is intended for evaluation purposes and is not intended to be an end product. The UCC28742EVM-001 converters 85-VRMS to 265-VRMS input voltage down to 5-VDC, with a 2.1-A current limit.

Eigenschaften

  • Opto-Coupled Feedback Enables up to 1% Regulation
  • Accurate Current Limit with Overload Timeout Protection and Delayed Hiccup Response Resonant-Ring Valley-Switching Operation for Highest Overall Efficiency
  • 80-kHz Maximum Switching Frequency
  • Frequency Dithering to Ease EMI Compliance
  • Clamped Gate-Drive Output for MOSFET
  • Ultra-Low Start-Up Current and Large VDD Hysteresis
  • High Value Start-Up Resistor
  • Low Bias Capacitance
  • Fault Protections
  • Input Low Line
  • Output Over-Voltage
  • Over-Current
  • Short-Circuit
  • SOT23-6 Package
  • Create a Custom Design Using the UCC28742 with the WEBENCH® Power Designer

Typische Anwendungen

  • Smart Electricity Meters
  • Industrial and Medical AC-to-DC Power Supplies/ 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
Z @ 100 MHz(Ω)
Zmax(Ω)
Testbedingung Zmax
IR 2(mA)
RDC max.(Ω)
Typ
Muster
WE-CBF SMT-Ferrit, 300 Ω, 330 Ω
Simu­lation
Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.
ProduktserieWE-CBF SMT-Ferrit
Impedanz @ 100 MHz300 Ω
Maximale Impedanz330 Ω
Maximale Impedanz110 MHz 
Nennstrom 23000 mA
Gleichstromwiderstand0.06 Ω
TypHochstrom 
750315841
Transformer, –, –
Simu­lation
Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.
Produktserie Transformer