仕様
| 属性 | 値 |
| Package | Tape & Reel (TR) |
| ProductStatus | Obsolete |
| Type | Overvoltage Protection Controller |
| Applications | Cell Phones, Digital Cameras, Media Players |
| MountingType | Surface Mount |
| Package/Case | 6-UFLGA |
概要
Description
The MAX4845EYT+TW is a specialized power-protection and USB switch IC designed by Maxim Integrated. It is engineered to protect electronic devices from over-voltage, over-current, and reverse-current conditions, making it ideal for safeguarding USB ports and other sensitive input interfaces. The device integrates a low-resistance MOSFET switch and control logic to limit the current and voltage according to preset thresholds, ensuring reliability and safety in electronic circuits.
Key features include a wide operating voltage range, fast response times to fault conditions, and minimal power consumption, which make it suitable for portable and compact devices. It typically operates in applications where both protection and efficient power management are critical, such as in consumer electronics, mobile devices, and peripheral components.
The MAX4845EYT+TW comes in a space-saving, thermally efficient package, facilitating easy integration into various PCB designs. This component is part of Maxim Integrated’s series of power and interface protection ICs, known for robustness and dependability in demanding electronic environments.
Key features include a wide operating voltage range, fast response times to fault conditions, and minimal power consumption, which make it suitable for portable and compact devices. It typically operates in applications where both protection and efficient power management are critical, such as in consumer electronics, mobile devices, and peripheral components.
The MAX4845EYT+TW comes in a space-saving, thermally efficient package, facilitating easy integration into various PCB designs. This component is part of Maxim Integrated’s series of power and interface protection ICs, known for robustness and dependability in demanding electronic environments.
Equivalent
The MAX4845EYT+TW is a load switch with over-voltage protection. Equivalent products could include similar load switch ICs with over-voltage protection from manufacturers like Texas Instruments' TPS229xx series, ON Semiconductor's FPF series, or NXP's NX5P series. The specific part number would depend on the detailed specifications required, such as voltage, current ratings, package type, and additional features like over-current protection or reverse-voltage protection. Always verify compatibility with your application's requirements.
Features
The MAX4845EYT+TW is a specialized overvoltage protection device designed to safeguard low-voltage systems, particularly in portable electronics. Key features include:
1. Overvoltage Protection: Protects against high-voltage spikes by disconnecting the output when input voltage exceeds the threshold.
2. Wide Operating Range: Accommodates a broad input voltage range, suitable for various applications.
3. Fast Response Time: Quickly responds to overvoltage conditions, ensuring minimal risk to connected components.
4. Low Quiescent Current: Enhances power efficiency by consuming minimal power during normal operation.
5. Integrated Switch: Includes a low-resistance MOSFET switch for efficient power management.
6. Low Shutdown Current: Consumes very little power when in shutdown mode, preserving battery life.
7. Small Package Size: Available in a compact, space-saving package ideal for portable device designs.
These features make the MAX4845EYT+TW an excellent choice for protecting sensitive electronic devices from voltage surges, ensuring reliability and longevity.
1. Overvoltage Protection: Protects against high-voltage spikes by disconnecting the output when input voltage exceeds the threshold.
2. Wide Operating Range: Accommodates a broad input voltage range, suitable for various applications.
3. Fast Response Time: Quickly responds to overvoltage conditions, ensuring minimal risk to connected components.
4. Low Quiescent Current: Enhances power efficiency by consuming minimal power during normal operation.
5. Integrated Switch: Includes a low-resistance MOSFET switch for efficient power management.
6. Low Shutdown Current: Consumes very little power when in shutdown mode, preserving battery life.
7. Small Package Size: Available in a compact, space-saving package ideal for portable device designs.
These features make the MAX4845EYT+TW an excellent choice for protecting sensitive electronic devices from voltage surges, ensuring reliability and longevity.
Pinout
The MAX4845EYT+TW is a 10-pin device. It is a power-path switch designed for use in devices that require a power source switching function. The device manages the transition between different power sources in systems, such as switching between a battery and an external power supply. It provides automatic switchover, current limiting, and overvoltage protection to ensure safe and efficient power management.
The MAX4845EYT+TW includes features like reverse-blocking, low on-resistance, and fast switching times. It is designed to protect against overcurrent conditions and provide a stable power path to the load. The device typically operates within a supply voltage range suitable for portable and battery-operated equipment.
For detailed pin functions, electrical characteristics, and application schematics, it's best to refer to the manufacturer’s datasheet, as it provides precise and detailed information on each pin's role and the device's comprehensive functional capabilities.
The MAX4845EYT+TW includes features like reverse-blocking, low on-resistance, and fast switching times. It is designed to protect against overcurrent conditions and provide a stable power path to the load. The device typically operates within a supply voltage range suitable for portable and battery-operated equipment.
For detailed pin functions, electrical characteristics, and application schematics, it's best to refer to the manufacturer’s datasheet, as it provides precise and detailed information on each pin's role and the device's comprehensive functional capabilities.
Manufacturer
The MAX4845EYT+TW is manufactured by Maxim Integrated. Maxim Integrated, now part of Analog Devices, Inc. after its acquisition in 2021, is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. These components are used in a wide range of electronic products and applications, including consumer electronics, automotive systems, industrial equipment, and communications technology. Maxim Integrated is known for its expertise in power management, analog signal processing, and interface products, among other areas. As a major player in the semiconductor industry, the company provides solutions that enhance the performance and efficiency of electronic devices.
Application
The MAX4845EYT+TW is a load switch IC commonly used in power management applications. It is designed for battery-powered devices and offers features like low on-resistance, fast switching times, and reverse-current blocking. This makes it suitable for applications such as smartphones, tablets, and other portable electronics where efficient power distribution and management are crucial. Additionally, it can be used in IoT devices, wearable technology, and any other compact electronic systems requiring reliable power switching and protection mechanisms.
Package
The MAX4845EYT+TW is a part of the MAX4845 series by Maxim Integrated, packaged in a 6-pin Thin SOT-23 (TSOT) format. This type of packaging is compact and suitable for space-constrained applications, often used in battery-powered devices for its efficiency and small footprint.
