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reference designLTC6990 | Demoboard DC2769A-A

Analog Devices LTC6990 | Demoboard DC2769A-A

LTC6990/LTC4124 10mA Wireless Li-Ion Charger 10mA Demonstration Kit

Overview

TopologyWireless Power Transfer
Input voltage4.5-5.5 V
Switching frequency200 kHz
Output 14.35 V / 0.01 A

Description

DC2769A-A-KIT is a kit of the DC2771A-A transmitter board, featuring LTC®6990, the DC2775A-A, featuring LTC4124, and the DC2774A application-sized receiver board featuring LTC4124. The DC2775A-A receiver can charge a single Li-Ion battery at up to 10mA with an air gap of 0.5mm 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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760308103206
SPECWE-WPCC Wireless Power Transfer Receiver Coil, Qi - Airfuel Alliance, 28,9 x 15,7 x 0,76 mm
Simu­lation
Availability
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Downloads8 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-WPCC Wireless Power Transfer Receiver Coil
ComplianceQi - Airfuel Alliance 
Size28,9 x 15,7 x 0,76 mm 
Inductance7.5 µH
Rated Current1.55 A
DC Resistance380 mΩ
Self Resonant Frequency23 MHz
Q-Factor16 
Power Capability [1]20 W
Pins2 
–
MountTHT 
Length28.9 mm
Height0.76 mm
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Operating Temperature -20 °C up to +105 °C
–Check availability
760308101216
SPECWE-WPCC Wireless Power Transfer Receiver Coil, works with Qi Rx IC's, Ø 6 x 2 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 6 x 2 mm 
Inductance7.2 µH
Rated Current0.8 A
DC Resistance450 mΩ
Self Resonant Frequency32 MHz
Q-Factor10 
Power Capability [1]5 W
Pins2 
–
MountTHT 
Length6 mm
Height2 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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–
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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