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MP2105DJ-LF-Z
+Lista de MateriaisIC REG BUCK ADJ 800MA TSOT23-5
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FabricanteMonolithic Power Systems Inc.
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Peça do Fabricante #MP2105DJ-LF-Z
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Pacote SOT-23-5
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Em Estoque3957
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Not For New Designs |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.5V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 6V |
| Current - Output | 800mA |
| Frequency - Switching | 1.05MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key characteristics of the MP2105DJ-LF-Z may include a high switching frequency, which allows for the use of smaller external components, contributing to a compact design. It often offers a fixed or adjustable output voltage, current limiting, and thermal protection to ensure safe and reliable operation. Additionally, the component tends to have low quiescent current, enhancing its suitability for applications aiming to maximize battery life.
The package type, such as a low-profile, small-outline design, supports space-constrained applications. Its integration and features make the MP2105DJ-LF-Z a versatile choice for designers looking to implement efficient power management solutions.
Equivalent
1. Texas Instruments: TPS62085 - A similar synchronous step-down converter.
2. Analog Devices: ADP5301 - Offers comparable functionality.
3. ON Semiconductor: NCP3170 - Another step-down converter option.
4. Diodes Incorporated: AP3428 - Provides similar capabilities.
5. Maxim Integrated: MAX15062 - Functions as a synchronous step-down converter.
Always cross-reference datasheets for compatibility in parameters and features.
Features
1. Input Voltage Range: Supports a wide input voltage range from 2.7V to 6V, making it suitable for battery-powered applications.
2. Output Current: Capable of delivering up to 1A continuous output current.
3. Switching Frequency: Offers a fixed 1.5MHz switching frequency for minimizing size of external components and achieving fast transient response.
4. Efficiency: High efficiency over a wide load range due to its synchronous rectification.
5. Internal Compensation: Simplifies the design process by eliminating the need for additional compensation components.
6. Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown to enhance reliability.
7. Package: Available in a compact TSOT23-5 package, facilitating easy integration into space-constrained designs.
8. Low Quiescent Current: Suitable for low-power applications due to its low quiescent current consumption.
These features make the MP2105DJ-LF-Z ideal for portable devices and other applications requiring efficient power regulation.
Pinout
The six pins on the MP2105DJ-LF-Z serve the following functions:
1. SW (Switch Output): Connects to the inductor, this pin is where the internal switch connects to the output.
2. GND (Ground): Ground reference for the circuit.
3. FB (Feedback): Used to adjust the output voltage by connecting a resistor divider from the output.
4. EN (Enable): This pin is used to enable or disable the device.
5. VIN (Input Voltage): Supplies power to the device.
6. BST (Bootstrap): Provides voltage to the high-side driver.
These pins work together to provide efficient voltage conversion in various applications. For exact characteristics and design considerations, it’s important to consult the specific datasheet provided by the manufacturer.