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Analog Devices LTC4125EUFD | Demoboard DEMO MANUAL DC2386A-A/DC2386A-B
LTC4125EUFD and LTC4120EUD Wireless Power Transfer Battery Charger Demonstration Kit
Overview
| Topology | Wireless Power Transfer |
| Input voltage | 3-5.5 V |
| Switching frequency | 50-250 kHz |
| Output 1 | 4.25 V / 0.4 A |
| IC revision | A |
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
- Medical Equipment
- Hermetically and/or Electrically Insulated Devices
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | 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) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WR-USB Mini/Micro Connectors, Micro USB 2.0, Type B | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-USB Mini/Micro Connectors | Interface TypeType B | TypeHorizontal | Variantwith Pads & Pegs | GenderReceptacle | Pins5 | MountSMT | Working Voltage30 V (AC) | PackagingTape and Reel | – | – | Operating Temperature -40 °C up to +105 °C | – | – | – | Rated Current1 A | – | – | – | – | |||
 | WE-WPCC Wireless Power Transfer Transmitter Coil, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-WPCC Wireless Power Transfer Transmitter Coil | – | – | – | – | Pins2 | MountTHT | – | – | Length50 mm | Height6 mm | – | 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 | ||||
 | WR-PHD Pin Header, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header | – | TypeStraight | – | GenderPin Header | Pins3 | MountTHT | Working Voltage200 V (AC) | PackagingBag | Length6 mm | – | Operating Temperature -40 °C up to +105 °C | – | – | – | Rated Current2 A | – | – | – | – |