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IR3894MTRPBF
IC REG BUCK ADJ 12A 16PQFN
- Fabricante
- Mfr. Parte #IR3894MTRPBF
- Paquete PowerVQFN-16
- Hoja de datos IR3894MTRPBF DataSheet
- En stock2362
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Especificaciones
| 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) | 1V |
| Voltage-Input(Max) | 21V |
| Voltage-Output(Min/Fixed) | 0.5V |
| Voltage-Output(Max) | 18.06V |
| Current-Output | 12A |
| Frequency-Switching | 300kHz ~ 1.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerVQFN |
Descripción general
Description
This particular regulator can deliver up to 4A output current and operates over a wide input voltage range, typically from 4.5V to 16V, with an adjustable output voltage. The IR3894MTRPBF integrates control, drivers, and power MOSFETs into a single package, which simplifies design and reduces the overall footprint on a circuit board.
Key features include high efficiency over a broad load range, good thermal performance, and protection features like over-current, over-temperature, and under-voltage lockout. It also supports a wide range of switching frequencies, allowing designers to optimize efficiency versus size.
Overall, the IR3894MTRPBF is well-suited for applications requiring a compact, reliable, and efficient power conversion solution.
Features
1. Input Voltage Range: It supports a wide input voltage range, making it suitable for diverse power supply conditions.
2. Output Voltage Regulation: The IC provides precise output voltage regulation, ensuring stable power delivery to connected components.
3. Efficiency: High efficiency is a hallmark, minimizing power loss and enhancing thermal performance.
4. Integrated MOSFETs: It includes built-in MOSFETs, reducing the need for external components and simplifying circuit design.
5. Current Sensing and Protection: Features current sensing capabilities with built-in protection mechanisms against overcurrent, overvoltage, and thermal shutdown.
6. Switching Frequency: The IC supports a programmable switching frequency, allowing for optimization between efficiency and component size.
7. Soft Start and Sequencing: Integrated soft start and sequencing functions help in controlled power-up and power-down sequences.
8. Compact Package: Available in a compact package, it is suitable for space-constrained applications.
These features make the IR3894MTRPBF ideal for use in high-performance computing, telecom, and other electronic applications requiring reliable power management.
Package
Pinout
Key functions of the IR3894MTRPBF include:
1. Voltage Regulation: It can deliver up to 4 A of continuous current, making it suitable for powering processors, memory modules, and other digital circuits.
2. Wide Input Voltage Range: It supports a wide input voltage range, typically between 4.5 V and 16 V, making it versatile for various applications.
3. Output Voltage Adjustability: The output voltage is adjustable via an external resistor divider, offering flexibility to meet different voltage requirements.
4. Efficiency: The synchronous buck converter design provides high efficiency, which is crucial for reducing power loss and managing thermal performance.
5. Protection Features: It includes over-current protection (OCP), under-voltage lockout (UVLO), and over-temperature protection (OTP) to enhance reliability and safety.
These characteristics make the IR3894MTRPBF suitable for applications in telecommunications, data communications, and computing systems.
Manufacturer
Application
Equivalent
1. TPS543C20 from Texas Instruments
2. LTM4632 from Analog Devices
3. ISL8126 from Renesas Electronics
These alternatives offer similar functionalities and specifications, but always verify pin compatibility and electrical characteristics before substituting.
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
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