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Analog Devices LTC4124 | Demoboard DC2769A-B
LTC6990/LTC4124 25mA Wireless Li-Ion Charger Demonstration Kit
Overview
| Topology | Wireless Power Transfer |
| Input voltage | 4.5-5.5 V |
| Switching frequency | 200-250 kHz |
| Output 1 | 4.35 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
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 | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-WPCC Wireless Power Transfer Transmitter Coil, works with Qi Tx IC's, Ø 20 x 2.8 mm | 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 | – | Operating Temperature -20 °C up to +105 °C | ||||
 | WE-WPCC Wireless Power Transfer Receiver Coil, works with Qi Rx IC's, Ø 10 x 1.6 mm | 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 | – | Operating Temperature -20 °C up to +105 °C | ||||
 | WR-PHD Jumper, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Jumper | – | – | – | Rated Current3 A | – | – | – | – | Pins2 | – | – | – | – | 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 | – | – | – | Rated Current2 A | – | – | – | – | Pins3 | TypeStraight | MountTHT | Length6 mm | – | Working Voltage200 V (AC) | Operating Temperature -40 °C up to +105 °C |