PI5USB2544ZHEX

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PI5USB2544ZHEX

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IC USB CNTRL DETECT SWTCH 16TQFN

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Tape & Reel (TR)
ProductStatus Active
Applications USB
NumberofChannels 1
Voltage-SupplySingle(V+) 4.5V ~ 5.5V
-3dbBandwidth 2GHz
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-WFQFN Exposed Pad

Обзор

Description

The PI5USB2544ZHEX is a USB power switch and charging port controller IC designed to manage power distribution and charging for USB ports. It is commonly used in applications requiring efficient power management, such as laptops, tablets, and other portable electronics. This device supports both USB host and charging port capabilities, ensuring compatibility with a wide range of USB devices.
Key features of the PI5USB2544ZHEX include over-current protection, under-voltage lockout, and thermal shutdown, which enhance the safety and reliability of USB ports. The IC also provides a current-limiting function that can be programmed for different levels, enabling flexible power management for various devices. Its compact package and low power consumption make it suitable for space-constrained applications.
The PI5USB2544ZHEX helps ensure compliance with USB charging specifications and can automatically detect and manage power negotiation between devices. This makes it a versatile component for designers looking to implement robust USB power and charging solutions in their products.

Equivalent

The PI5USB2544ZHEX is a USB power switch with current limiting features. Equivalent products may include:
1. Texas Instruments TPS2544 - Offers power management and current limiting for USB ports.
2. ON Semiconductor NCP380 - Features adjustable current limiting and overcurrent protection.
3. Microchip MIC2545A - Provides USB power control with programmable current limits.
4. Diodes Incorporated AP2552 - Offers adjustable current limit and protection features.
Always verify specifications to ensure compatibility with your specific application.

Features

The PI5USB2544ZHEX is a USB power switch designed for applications in power port interfaces. It features current limiting and power distribution capabilities to protect the system from overcurrent conditions. Key features include:
1. Current Limiting: Provides adjustable current limiting to prevent damage from overcurrent conditions.
2. Overcurrent Protection: Automatically shuts down the switch during excessive current draw to avoid system damage.
3. Reverse Current Blocking: Prevents reverse current flow from the load back to the power source.
4. Thermal Protection: Includes thermal shutdown to protect the device from overheating.
5. Load Detection: Features load detection for identifying when a device is connected.
6. Under-Voltage Lockout (UVLO): Ensures the device operates only when the supply voltage is sufficient.
7. Fault Blanking: Temporarily maintains output after a fault condition to prevent false turn-offs.
8. Compact Package: Comes in a small, thermally efficient package suitable for space-constrained applications.
These features make the PI5USB2544ZHEX suitable for applications requiring robust power control and protection, such as USB ports, charging systems, and power management in consumer electronics.

Pinout

The PI5USB2544ZHEX is a USB power switch and charger detection integrated circuit. It typically comes in a 14-pin TQFN package. This device features several key functions, including:
1. Power Switching: It manages the power supply to USB ports, allowing for control over the flow of power.
2. Charger Detection: The IC can detect different types of chargers, which is crucial for devices that need to differentiate between standard USB hosts and dedicated chargers.
3. Current Limiting: It provides over-current protection by limiting the output current, ensuring safe operation and protecting connected devices.
4. Fault Indication: The IC can signal faults such as over-current or over-temperature conditions.
5. Port Power Management: It supports efficient power management of USB ports, which is important for energy conservation and optimal performance.
For precise details such as pin functions and electrical specifications, referring to the datasheet is recommended.

Manufacturer

The PI5USB2544ZHEX is manufactured by Diodes Incorporated. Diodes Incorporated is a global manufacturer and supplier of high-quality application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company serves a diverse range of applications in various sectors, including automotive, consumer electronics, computing, industrial, and communications. Diodes Incorporated is known for its strong focus on delivering innovative solutions, energy-efficient products, and a commitment to providing excellent customer service.

Application

The PI5USB2544ZHEX is a USB power switch and charger detection IC. It is commonly used in applications such as USB ports in consumer electronics, automotive infotainment systems, and computer peripherals. It helps manage power delivery, protects against overcurrent or overvoltage conditions, and facilitates USB battery charging by automatically detecting connected devices. This IC is suitable for use in smartphones, tablets, notebooks, and docking stations, where efficient power management and device compatibility are crucial.

Package

The PI5USB2544ZHEX is packaged in a TQFN (Thin Quad Flat No-Lead) package, typically with dimensions of 3 mm x 3 mm. This type of package allows for compact and efficient design implementations, suitable for applications requiring minimal space.

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