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reference designLTC4124 | Demoboard DC2769A-B

Analog Devices LTC4124 | Demoboard DC2769A-B

LTC6990/LTC4124 25mA Wireless Li-Ion Charger Demonstration Kit

Overview

TopologyWireless Power Transfer
Input voltage4.5-5.5 V
Switching frequency200-250 kHz
Output 14.35 V / 0.03 A

Description

DC2769A-B-KIT is a kit of the DC2771A-B transmitter board, featuring LTC®6990 and the DC2775A-B, featuring LTC4124. The DC2775A-B receiver can charge a single Li-Ion battery at up to 25mA with an air gap of 2mm to 5mm between the transmit and receive coils.

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
Compliance
Size
L(µH)
IR(A)
RDC max.(mΩ)
fres(MHz)
Q
P(W)
Pins
Type
Mount
L(mm)
H(mm)
Working Voltage(V (AC))
Operating Temperature
SamplesAvailability & Sample
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760308101104
SPECWE-WPCC Wireless Power Transfer Transmitter Coil, works with Qi Tx IC's, Ø 20 x 2.8 mm
Simu­lation
Availability
–
Downloads8 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-WPCC Wireless Power Transfer Transmitter Coil
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
Pins2 
–
MountTHT 
Length20.5 mm
Height2.8 mm
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Operating Temperature -20 °C up to +105 °C
–Check availability
760308101208
SPECWE-WPCC Wireless Power Transfer Receiver Coil, works with Qi Rx IC's, Ø 10 x 1.6 mm
Simu­lation
Availability
–
Downloads8 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-WPCC Wireless Power Transfer Receiver Coil
Complianceworks with Qi Rx IC's 
SizeØ 10 x 1.6 mm 
Inductance13 µH
Rated Current0.8 A
DC Resistance500 mΩ
Self Resonant Frequency26 MHz
Q-Factor17 
Power Capability [1]15 W
Pins2 
–
MountTHT 
Length10 mm
Height1.68 mm
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Operating Temperature -20 °C up to +105 °C
–Check availability
60800213421
SPECWR-PHD Jumper, –, –
Simu­lation–
Availability
–
Downloads3 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-PHD Jumper
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–
–
Rated Current3 A
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–
–
–
Pins2 
–
–
–
–
Working Voltage200 V (AC)
Operating Temperature -25 °C up to +105 °C
–Check availability
62000311121
SPECWR-PHD Pin Header, –, –
Simu­lation–
Availability
–
Downloads7 files

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