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PI5USB2544ZHEX
+Lista de MateriaisIC USB CNTRL DETECT SWTCH 16TQFN
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FabricanteDiodes Incorporated
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Peça do Fabricante #PI5USB2544ZHEX
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Ficha Técnica PI5USB2544ZHEX DataSheet
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Pacote TQFN-16
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR) |
| Part Status | Active |
| Applications | USB |
| Number of Channels | 1 |
| Voltage - Supply, Single (V+) | 4.5V ~ 5.5V |
| -3 dB Bandwidth | 2GHz |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
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
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
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
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.