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reference designLTC4125EUFD | Demoboard DEMO MANUAL DC2386A-A/DC2386A-B

Analog Devices LTC4125EUFD | Demoboard DEMO MANUAL DC2386A-A/DC2386A-B

LTC4125EUFD and LTC4120EUD Wireless Power Transfer Battery Charger Demonstration Kit

Overview

TopologyWireless Power Transfer
Input voltage3-5.5 V
Switching frequency50-250 kHz
Output 14.25 V / 0.4 A
IC revisionA

Description

Wireless PowerThe DC2330Acan deliver up to 1.68W to the receive board with up to12mm spacing between the transmit and receive coils. DC2330A transmitter supports Foreign Object Detectionvia the LTC4125.

Features

  • Monolithic 5W Wireless Power Transmitter
  • AutoResonant™ Switching Frequency Adjusts to Resonant Capacitance and Transmit Coil Inductance*
  • Transmit Power Automatically Adjusts to Receiver Load*
  • Input Voltage Range: 3V to 5.5V
  • Integrated 100mΩ Full Bridge Switches
  • Multiple Foreign Object Detection Methods
  • Programmable Average Input Current Limit and Monitor
  • NTC Input for System/Component Temperature Qualified Power Transfer
  • Wide Operating Switching Frequency Range: 50kHz to 250kHz
  • Thermally Enhanced 4mm × 5mm QFN 20-Lead Package

Typical applications

  • Industrial Handhelds
  • Hermetically and/or Electrically Insulated Devices
  • Medical Equipment

More information

Parts approved by Analog Devices

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
Application
Interface Type
Type
Variant
Gender
Pins
Mount
Working Voltage(V (AC))
Packaging
L(mm)
H(mm)
Operating Temperature
Compliance
Size
L(µH)
IR(A)
RDC max.(mΩ)
fres(MHz)
Q
P(W)
SamplesAvailability & Sample
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629105136821
SPECWR-USB Mini/Micro Connectors, Micro USB 2.0, Type B
Simu­lation–
Availability
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Downloads7 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWR-USB Mini/Micro Connectors
ApplicationMicro USB 2.0 
Interface TypeType B 
TypeHorizontal 
Variantwith Pads & Pegs 
GenderReceptacle 
Pins5 
MountSMT 
Working Voltage30 V (AC)
PackagingTape and Reel 
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Operating Temperature -40 °C up to +105 °C
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–
–
Rated Current1 A
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760308100110
SPECWE-WPCC Wireless Power Transfer Transmitter Coil, –, –
Simu­lation
Availability
–
Downloads7 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-WPCC Wireless Power Transfer Transmitter Coil
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Pins2 
MountTHT 
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Length50 mm
Height6 mm
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ComplianceQi - A10; MP-A1/A7 
SizeØ 50 x 6 mm 
Inductance24 µH
Rated Current6 A
DC Resistance100 mΩ
Self Resonant Frequency5 MHz
Q-Factor180 
Power Capability [1]100 W
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62000311121
SPECWR-PHD Pin Header, –, –
Simu­lation–
Availability
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Downloads7 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWR-PHD Pin Header
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TypeStraight 
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GenderPin Header 
Pins3 
MountTHT 
Working Voltage200 V (AC)
PackagingBag 
Length6 mm
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Operating Temperature -40 °C up to +105 °C
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–
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Rated Current2 A
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–Check availability