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MP2233DJ-LF-Z
+Lista de MateriaisIC REG BUCK ADJ 3A TSOT23-8
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FabricanteMonolithic Power Systems Inc.
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Peça do Fabricante #MP2233DJ-LF-Z
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Pacote SOT-23-8
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Em Estoque1838
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 13V |
| Current-Output | 3A |
| Frequency-Switching | 1.4MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-8 Thin, TSOT-23-8 |
Visão Geral
Description
Key features of the MP2233DJ-LF-Z include high efficiency, typically over 90%, due to the use of synchronous rectification. It integrates both high-side and low-side MOSFETs, which helps in reducing external component count and improving overall system reliability. The regulator also provides high precision output voltage, fast transient response, and low output voltage ripple.
Protection features include over-current protection, over-voltage protection, and thermal shutdown, ensuring robust operation in different scenarios. The MP2233DJ-LF-Z is available in a compact package, supporting compact designs. Its combination of efficiency and versatility makes it a popular choice for power management in modern electronic devices.
Equivalent
Features
1. Input Voltage Range: Operates from 4.5V to 18V, accommodating a wide variety of power sources.
2. Output Voltage Range: Provides an adjustable output from 0.6V to 15V, allowing flexibility for different needs.
3. Output Current: Capable of delivering up to 3A continuous output current, suitable for moderate power applications.
4. Efficiency: High efficiency up to 95%, maximizing power conservation and reducing heat dissipation.
5. Switching Frequency: Adjustable frequency from 300kHz to 2MHz, enabling design optimization for size and efficiency.
6. Protection Features: Includes over-current protection, thermal shutdown, and under-voltage lockout, ensuring safe operation.
7. Soft-Start: Integrates a soft-start function to prevent inrush current, enhancing reliability.
8. Package: Available in a thermally enhanced SOIC8E package, providing effective thermal management and easy PCB layout.
These features make the MP2233DJ-LF-Z suitable for a range of applications, including consumer electronics, telecommunications, and industrial systems.
Pinout
The MP2233DJ-LF-Z comes in a 6-pin TSOT23-6 package. The pin functions are as follows:
1. SW: This is the switch output node that connects to the inductor and handles the high-frequency switching operation.
2. IN: This pin is the input supply voltage for the converter. It must be decoupled with a suitable capacitor to ground.
3. EN: The enable pin allows the user to turn the converter on or off by applying the appropriate voltage level.
4. FB: The feedback pin is used to set the output voltage through an external resistor divider.
5. GND: Ground pin should be connected to the system ground.
6. BST: Bootstrap pin used to provide a drive voltage higher than the input voltage to the high-side N-channel MOSFET switch.
This configuration allows for efficient step-down conversion in various applications.
Manufacturer
Application
1. Consumer Electronics: Power supply for devices like smartphones, tablets, and laptops.
2. Telecommunications: Power regulation in networking equipment.
3. Industrial Electronics: Used in control systems and automation equipment.
4. Automotive Electronics: Manages power in infotainment systems and other electronic modules.
5. LED Lighting: Drives and controls power efficiently for LED strips and lamps.
6. IoT Devices: Provides stable power for sensors and connected devices.
Its versatility and efficiency make it suitable for applications requiring compact, reliable power conversion.