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LTC4125EUFD
+BOMIC POWER MANAGEMENT
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LTC4125EUFD
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Datasheet LTC4125EUFD DataSheet
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In Stock2617
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Specifications
| Attribute | Value |
| Part Status | Obsolete |
| Applications | Wireless Power Transmitter |
| Supply Current | 1mA |
| Voltage - Supply | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 20-WFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (4x5) |
| Base Product Number | LTC4125 |
Overview
Description
Key features include a wide input voltage range, programmable output power, and support for multiple battery types, allowing flexibility in various applications. The LTC4125 incorporates advanced features such as a built-in power management system, enabling optimized energy transfer and minimizing energy loss.
It also includes safety features like over-voltage and over-current protection, ensuring reliable operation. The device can be configured for various output power levels, making it suitable for portable electronics, medical devices, and IoT applications. Overall, the LTC4125EUFD provides a compact and efficient solution for wireless power needs, simplifying design and enhancing user convenience.
Equivalent
Features
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 20V, accommodating various power sources.
2. High Efficiency: Achieves up to 90% efficiency in power transfer, maximizing energy utilization.
3. Flexible Output Power: Capable of delivering up to 1W of output power, suitable for low-power applications.
4. Integrated Control Loop: Features a built-in control loop for stable output voltage, enhancing performance under varying load conditions.
5. Low Standby Power: Minimizes energy consumption when not actively charging, promoting energy efficiency.
6. Programmable Frequency: Allows for adjustment of the operating frequency to accommodate different coil designs.
7. Compact Package: Available in a 32-lead 5mm x 5mm QFN package, facilitating ease of integration into compact designs.
8. Temperature Protection: Includes thermal regulation to prevent overheating during operation.
These features make the LTC4125EUFD ideal for wireless charging applications in consumer electronics and IoT devices.
Pinout
Key functions of the LTC4125 include:
- Wireless Power Reception: It enables efficient wireless charging of battery-powered devices.
- Battery Management: Integrates features for controlling the charging of Li-ion and Li-polymer batteries.
- High Efficiency: Supports high efficiency in power transfer to reduce heat generation.
- Communication: Includes protocols for power negotiation and status reporting between the transmitter and receiver.
- Multiple Output Configurations: Can manage multiple outputs or adjust power levels based on the device’s needs.
The pinout includes connections for power input, control signals, battery management, and communication interfaces essential for its operation in wireless charging systems.
Manufacturer
The LTC4125 is specifically a wireless power transfer IC designed for charging batteries in various devices, emphasizing efficiency and ease of integration. Analog Devices focuses on innovation and high-quality performance, making it a leader in the semiconductor industry. Its commitment to advancing technology has positioned the company as a trusted partner for engineers and designers across numerous sectors.