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IR3842MTRPBF
+Lista de MateriaisIC REG BUCK ADJUSTABLE 4A PQFN
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FabricanteTecnologias Infineon
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Peça do Fabricante #IR3842MTRPBF
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Ficha Técnica IR3842MTRPBF DataSheet
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Pacote VQFN-15
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Em Estoque1500
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | SupIRBuck® |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 0.7V |
| Voltage-Output(Max) | 14.4V |
| Current-Output | 4A |
| Frequency-Switching | 225kHz ~ 1.65MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 15-PowerVQFN |
Visão Geral
Description
Key features include a programmable switching frequency, pre-bias start-up, a robust over-current protection mechanism, and thermal shutdown capabilities. The device also includes an internal LDO for biasing and offers both PWM and PFM modes to optimize efficiency at different load conditions. With its compact design and minimal external components, the IR3842MTRPBF is ideal for space-constrained applications while ensuring reliable performance.
Its adaptability to a wide range of input voltages and high output current capability makes it a versatile choice for designers aiming for efficient power solutions in computing and communication equipment.
Equivalent
1. Texas Instruments TPS54302 - A 2A synchronous step-down converter.
2. Microchip MIC28512 - A high-efficiency, 4A DC-DC buck regulator.
3. Diodes Incorporated AP63205 - A 2A synchronous buck converter.
4. Monolithic Power Systems MP1495 - A 5A, 36V step-down converter.
Ensure compatibility in terms of electrical characteristics and pin configuration when considering alternatives.
Features
1. Input Voltage Range: It supports a wide input voltage range, typically from 1.5V to 21V, making it versatile for various applications.
2. Output Current: The device can deliver up to 4A continuous output current, suitable for powering processors, ASICs, and FPGAs.
3. Efficiency: It is designed to offer high efficiency, which is crucial for power-sensitive applications and helps in reducing thermal concerns.
4. Switching Frequency: It operates at a programmable switching frequency, allowing for flexibility in design and noise management.
5. Integrated MOSFETs: The inclusion of MOSFETs simplifies the design and reduces the component count.
6. Protection Features: It includes comprehensive protection features such as over-current protection, over-voltage protection, and thermal shutdown to enhance reliability.
7. Compact Package: The device comes in a compact package, facilitating easy integration into space-constrained designs.
This combination of features makes the IR3842MTRPBF suitable for various applications in computing, telecommunications, and consumer electronics.
Pinout
The IR3842MTRPBF comes in a compact 5mm x 6mm PQFN package and typically features a pin count of 23 or 24 pins, depending on the specific package and configuration options.
Key functions of the IR3842MTRPBF include:
1. Input Voltage Range: It operates over a wide input voltage range, making it versatile for different power sources.
2. Output Voltage Regulation: Provides accurate and adjustable output voltage.
3. High Efficiency: Utilizes synchronous rectification for higher efficiency.
4. Integrated MOSFETs: Reduces external components and enhances power density.
5. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections.
These features make the IR3842MTRPBF suitable for applications requiring efficient and reliable power conversion. For detailed pin configuration and specific functions, referring to the manufacturer's datasheet is recommended.
Manufacturer
Application
1. Telecommunications Equipment: For providing stable power to sensitive communication circuits.
2. Data Centers: Used in servers and storage systems for efficient power management.
3. Networking Devices: Powers routers, switches, and other networking hardware.
4. Consumer Electronics: In devices like televisions and gaming consoles for power regulation.
5. Industrial Systems: Used in various control systems and automation equipment.
6. Computing Equipment: Powering CPUs and GPUs in computers and workstations.
These applications benefit from its high efficiency, compact design, and reliable performance.