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IC manufacturers Kinetic Technology

IC manufacturers (83)

Kinetic Technology AS1834

Digital Power PoE PD Controllers with HV Isolation and Quad DC-DC Outputs

Overview

TopologyFlyback Converter
Input voltage6-48 V
Output 14 V
Output 23.3 V
Output 33 V
Output 45 V
IC revision3.9

Description

The AS18x4 product family integrates Akros GreenEdge™ Isolationtechnology with next generation Power-over-Ethernet (PoE) PD andpower conversion technology to deliver groundbreaking powerintegration, and enable a new range of Digital Power PoE PDcapabilities and solutions.A Type 1 (IEEE® 802.3af) and Type 2 (IEEE® 802.3at) compliant PDis integrated with high-voltage isolation and quad-output digitalpower DC-DC converters – resulting in a complete PoE & Powermanagement solution in a single device with minimal externalcomponents.In addition to enabling digital PoE power conversion, AkrosGreenEdge™ isolation enables direct digital management of bothisolated Primary power and Secondary system power for real timeend-to-end Green Power application capabilities.

Features

  • PoE PD Controller
  • Type 1 and Type 2 IEEE® 802.3af & 802.3at Compliant PD
  • Automatic PoE-Plus (Type 2) detection in HW and I2C Modes
  • Low Resistance PD Power FET Switch (0.5 typical)
  • Primary‐Side DC‐DC Controller
  • High-efficiency DC-DC Controller with Digital Optimization
  • Primary-Secondary High-voltage integrated Digital Isolation
  • Programmable Primary Clock Frequency
  • Local-power operation down to 9.5V
  • Secondary‐Side Power Outputs
  • Programmable PWM Frequencies synched to External Clock
  • Output #1: Sync Controller with programmable power FETtiming for high efficiency at both light and full load
  • Outputs #2 & #3: Buck Regulators w/2A FETs
  • Output #4: DC-DC Controller for Buck, Boost, or LED Boostplatform applications

Typical applications

  • Pan, Tilt, Zoom (PTZ) Cameras, IP cameras
  • Point-of-sale (PoS) terminals, RFID readers
  • Fiber-to-the-home (FTTH) terminals
  • Voice-over-IP (VoIP) phones
  • Wireless LAN & WiMAX access points (WAP)
  • Thin-client and notebook computers

Products

Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IR
(A)
ISAT
(A)
RDC typ.
(mΩ)
fres
(MHz)
MountRDC max.
(mΩ)
SizeVersion Samples
7440620015SPEC
9 files WE-TPC SMT Tiny Power Inductor 1.5 4.3 4 10 100 SMT 18 6823
7440430022SPEC
9 files WE-TPC SMT Tiny Power Inductor 2.2 2.5 2.35 27 100 SMT 28 4828
744053003SPEC
9 files WE-TPC SMT Tiny Power Inductor 3 2.8 2.5 20 70 SMT 30 5828 SMT
7447779003SPEC
9 files WE-PD SMT Power Inductor 3.3 3.3 4.5 26 55 SMT 30 7345 Robust
744042004SPEC
9 files WE-TPC SMT Tiny Power Inductor 4.7 1.72 1.65 70 70 SMT 82 4818 SMT
7440650047SPEC
9 files WE-TPC SMT Tiny Power Inductor 4.7 4.6 4.2 16.5 40 SMT 23 1028 SMT
744043006SPEC
9 files WE-TPC SMT Tiny Power Inductor 6.8 1.3 1.25 80 57 SMT 90 4828
7440650068SPEC
9 files WE-TPC SMT Tiny Power Inductor 6.8 4.2 3.6 25 30 SMT 33 1028 SMT
750311029SPEC
Übertrager für Power-over-Ethernet Plus WE-PoE
Samples
Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IR
(A)
ISAT
(A)
RDC typ.
(mΩ)
fres
(MHz)
MountRDC max.
(mΩ)
SizeVersion Samples