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UCD7242RSJR
+Lista de MateriaisIC REG BUCK 10A DL 32VQFN
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FabricanteTexas Instruments
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Peça do Fabricante #UCD7242RSJR
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Pacote QFN32
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| NumberofOutputs | 2 |
| Voltage-Input(Min) | 4.75V |
| Voltage-Input(Max) | 18V |
| Current-Output | 10A |
| Frequency-Switching | 300kHz ~ 2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 32-PowerVFQFN |
Visão Geral
Description
Equivalent
Features
1. Dual Synchronous Buck Converter: The device integrates two buck converters, enabling efficient power conversion and regulation for dual supply rails.
2. High Switching Frequency: It supports high-frequency operation, which allows for the use of smaller external components, saving board space and cost.
3. Wide Input Voltage Range: The UCD7242RSJR can accept a broad range of input voltages, making it versatile for various applications.
4. Adjustable Output Voltage: Users can set output voltages according to specific needs, providing flexibility in power supply design.
5. Integrated MOSFETs: The device includes integrated high- and low-side MOSFETs, enhancing efficiency and reducing the need for external components.
6. Protection Features: It comes with built-in protections like overcurrent, overtemperature, and undervoltage lockout to ensure reliable operation.
7. Compact Package: The PMIC is available in a compact VQFN package, which is suitable for space-constrained designs.
These features make the UCD7242RSJR suitable for high-performance applications requiring efficient and reliable power management.
Pinout
The primary function of the UCD7242 is to drive the high-side and low-side MOSFETs in a synchronous buck converter topology. It is designed to work with multi-phase synchronous buck converters, which are commonly used in power supplies for processors and other digital systems. Each driver channel within the UCD7242 can be independently controlled, allowing for flexible power management solutions.
Key features include high efficiency, fast switching capabilities, and protection features such as over-current and thermal shutdown. The pin configuration supports connections for the power supply, ground, PWM inputs, and output drivers, among others. For detailed pin functions and specific circuit design implementations, consulting the datasheet from Texas Instruments is recommended.