IC manufacturers Onsemi

IC manufacturers (103)

Onsemi NCP1680 | Demoboard NCP1680

Totem Pole CrM Controller Evaluation Board

Overview

TopologyPower Factor Correction
Input voltage90-264 V
Output 1400 V / 5 A

Description

The NCP1680 is a CrM Totem Pole PFC Controller capable constant on time and valley synchronized frequency foldback for optimized efficiency across the entire load range. The device features a proprietary current sensing architecture and proven control algorithms for a cost-effective solution without jeopardizing performance.

Features

  • Constant on-time / fixed freq CrM architecture w. valley switching during foldback
  • Proprietary Current Sense Scheme
  • Line Polarity detection
  • Proprietary valley sense scheme
  • Control loop Internally compensated

Typical applications

  • Computing Power Supplies, Network Power, Gaming Console Power Supplies, TV Power Supplies

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesIR
(A)
L
(mH)
RDC max.
(mΩ)
VR
(V (AC))
VT
(V (AC))
MaterialL
(mm)
W
(mm)
H
(mm)
Mount Samples
744834433SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

9 files Active i| Production is active. Expected lifetime: >10 years.WE-CMBH Common Mode Power Line Choke (Horizontal) 5 3.3 37 250 1500 MnZn 32.5 28 22 THT
7447070SPEC
8 files Active i| Production is active. Expected lifetime: >10 years.WE-FI Leaded Toroidal Line Choke 6 0.1 35 25 11.5 THT
750319168SPEC
Active i| Production is active. Expected lifetime: >10 years. PFC Inductor
Order Code Data­sheet Simu­lation
744834433SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

7447070SPEC
750319168SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesIR
(A)
L
(mH)
RDC max.
(mΩ)
VR
(V (AC))
VT
(V (AC))
MaterialL
(mm)
W
(mm)
H
(mm)
Mount Samples