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IR3847MTRPBF
+BOMIC REG BUCK ADJUSTABLE 25A PQFN
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ManufacturerInfineon Technologies
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Mfr. Part #IR3847MTRPBF
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Datasheet IR3847MTRPBF DataSheet
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Package PQFN
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In Stock4650
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SupIRBuck® |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 21V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 18.06V |
| Current-Output | 25A |
| Frequency-Switching | 300kHz ~ 1.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 33-PowerVFQFN |
Overview
Description
Key features of the IR3847MTRPBF include its wide input voltage range, typically from 1.5V to 16V, and its programmable output voltage. The device integrates essential functions such as programmable switching frequency, soft-start, and protection mechanisms including overcurrent, overvoltage, and thermal protection. These features ensure robust performance and reliability.
The IR3847MTRPBF is designed to minimize external components, reducing board space and simplifying design complexity. Its compact and thermally optimized package makes it ideal for space-constrained environments. Overall, the IR3847MTRPBF offers a balance of efficiency, flexibility, and ease of use for power regulation tasks.
Equivalent
Features
1. Input Voltage Range: Supports a wide input voltage range from 1.0V to 21V, making it versatile for various applications.
2. Output Current Capability: Capable of delivering up to 35A continuous output current with high efficiency.
3. Switching Frequency: Operates at a programmable switching frequency up to 1.5MHz, allowing optimization between efficiency and component size.
4. Integrated MOSFETs: Includes high-side and low-side MOSFETs for reduced external component count and improved efficiency.
5. Efficiency: Offers high efficiency due to its synchronous rectification and advanced control techniques.
6. Protection Features: Includes over-current protection, over-voltage protection, and thermal shutdown for enhanced reliability and safety.
7. Thermal Management: Designed with good thermal performance to support high current applications.
8. Compact Package: Available in a compact 5mm x 6mm PQFN package, suitable for space-constrained designs.
9. Application Flexibility: Ideal for various applications including computing, telecommunications, and industrial systems.
These features make the IR3847MTRPBF a robust choice for high-performance power management solutions.
Pinout
The IR3847 is designed for use in power management applications, particularly for delivering efficient power conversion in distributed power architectures. Its functions include operating as a step-down (buck) converter, with features such as overcurrent protection, internal compensation, and enhanced transient response. It supports programmable output voltage and switching frequency, which provides flexibility and efficiency for various applications. The device also includes features such as fault protection and power-good output.
For precise pin configuration and detailed functional descriptions, referring to the official datasheet from Infineon Technologies is recommended.
Manufacturer
Application
1. Telecommunications: Powering communication devices and infrastructure.
2. Data Centers: Providing efficient power conversion for servers and storage systems.
3. Computing: Used in desktop computers, laptops, and workstations for efficient power management.
4. Industrial Equipment: Powering various industrial machinery and control systems.
5. Consumer Electronics: Facilitating power supply in devices like gaming consoles and home theater systems.
Its compact design and high efficiency make it suitable for applications where space and energy savings are critical.