IC manufacturers Onsemi

IC manufacturers (108)

Onsemi NCP1945

140 W Two-Switch Combo PFC & QR Flyback for USB PD3.1 EPR Solution

Overview

TopologyFlyback Converter
Input voltage90-264 V
Output 19 V / 5 A
Output 212 V / 5 A
Output 320 V / 5 A
Output 415 V / 5 A
Output 528 V / 5 A
Output 65 V / 5 A

Description

This reference design describes a 140 W PD3.1 ERPsolution using NCP1945 and NCP4307 with CrM PFC pluses2SW QR flyback power supply for PD3.1 smart phone supercharger, NB adaptor and general power supply supporting140 W with high efficiency and compact profile.

More information

Parts approved by Onsemi

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Order Code
Data­sheet
Downloads
Status
Product series
Application
Interface Type
Type
Gender
Pins
Mount
PCB Thickness(mm)
IR(A)
Working Voltage(V (DC))
Packaging
SamplesAvailability & Sample
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SPECWR-USB Type C Connectors, USB 3.2 Gen 1, Type C
Availability
–
Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
ApplicationUSB 3.2 Gen 1 
Interface TypeType C 
TypeHorizontal 
GenderReceptacle 
Pins24 
MountSMT 
PCB Thickness0.6 mm
Rated Current5 A
Working Voltage20 V (DC)
PackagingTape and Reel 
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