IC manufacturers Analog Devices

IC manufacturers (103)

Analog Devices LTC4124 | Demoboard DC2770A-A

LTC4124/LTC4125, 50mA Wireless Li-Ion Charger Demonstration Kit

Overview

TopologyWireless Power Transfer
Input voltage4.5-5.5 V
Output 14.35 V / 0.05 A

Description

DC2770A-A-KIT is a kit of the DC2773A-A transmitter board (featuring LTC®4125) and the DC2775A-C (featuring LTC®4124). The DC2775A-C receiver board can charge a single Li-Ion battery at up to 50 mA with an air gap of 3.0 mm to 5.0 mm between the transmit and receive coils. The DC2773A-A transmitter board supports Foreign Object Detection via the LTC4125.

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
f(mm)
Interface Type
Variant
Gender
Packaging
Compliance
Size
L(µH)
IR(A)
RDC max.(mΩ)
fres(MHz)
Q(%)
P(W)
Pins
Type
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L(mm)
H(mm)
Working Voltage(V (AC))
Operating Temperature
Samples
WE-WPCC Wireless Power Transfer Transmitter Coil, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Complianceworks with Qi Tx IC's 
SizeØ 20 x 2.8 mm 
Inductance6.8 µH
Rated Current2.5 A
DC Resistance130 mΩ
Self Resonant Frequency20 MHz
Q-Factor42 %
Power Capability [1]50 W
Pins
MountTHT 
Length20.5 mm
Height2.8 mm
Operating Temperature -20 °C up to +105 °C
WA-SNSR Self-Retaining Spacer, 4.8 mm, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Drilling in Panel4.8 mm
Length12.7 mm
Operating Temperature -30 °C up to +85 °C
WE-WPCC Wireless Power Transfer Receiver Coil, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Complianceworks with Qi Rx IC's 
SizeØ 17 x 0.8 mm 
Inductance12.6 µH
Rated Current1.1 A
DC Resistance360 mΩ
Self Resonant Frequency19 MHz
Q-Factor20 %
Power Capability [1]20 W
Pins
MountTHT 
Length17 mm
Height0.82 mm
Operating Temperature -20 °C up to +105 °C
WR-USB Mini/Micro Connectors, –, Micro USB 2.0
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Interface TypeType B 
Variantwith Pads & Pegs 
GenderReceptacle 
PackagingTape and Reel 
Rated Current1 A
Pins
TypeHorizontal 
MountSMT 
Working Voltage30 V (AC)
Operating Temperature -40 °C up to +105 °C
WR-PHD Jumper, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-PHD Jumper
GenderJumper 
PackagingBag 
Rated Current3 A
Pins
Working Voltage200 V (AC)
Operating Temperature -25 °C up to +105 °C
WR-PHD Pin Header, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-PHD Pin Header
GenderPin Header 
PackagingBag 
Rated Current2 A
Pins
TypeStraight 
MountTHT 
Length6 mm
Working Voltage200 V (AC)
Operating Temperature -40 °C up to +105 °C