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LM5001MAX/NOPB
+Lista de MateriaisIC REG MULTI CONFG ADJ 8SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #LM5001MAX/NOPB
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive, Isolation Capable |
| Topology | Boost, Flyback, Forward Converter, SEPIC |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.1V |
| Voltage - Input (Max) | 75V |
| Voltage - Output (Min/Fixed) | 3.1V |
| Voltage - Output (Max) | 76V (Switch) |
| Current - Output | 800mA (Switch) |
| Frequency - Switching | 50kHz ~ 1.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include a wide input voltage range, adjustable switching frequency, and current-mode control for improved transient response and loop stability. It also incorporates protection features such as cycle-by-cycle current limiting, thermal shutdown, and an internal soft-start to prevent inrush currents during startup.
The LM5001MAX/NOPB is suitable for applications such as distributed power systems, automotive, and industrial power supplies. Its compact design and integrated features make it efficient and reliable for use in space-constrained and demanding environments.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 3.1V to 75V, suitable for a variety of applications.
2. Adjustable Output: Offers an adjustable output voltage for application flexibility.
3. Switching Frequency: Allows a programmable switching frequency up to 1.5 MHz for efficient performance.
4. Low Shutdown Current: Requires only 10 µA in shutdown mode, conserving power.
5. Integrated Switch: Features an N-channel MOSFET switch for efficient operation.
6. Cycle-by-Cycle Current Limiting: Protects the device during overcurrent conditions.
7. Thermal Shutdown: Protects against overheating by shutting down the device when high temperatures are detected.
8. External Clock Synchronization: Allows synchronization with an external clock for more complex designs.
9. Wide Temperature Range: Operates in a temperature range from -40°C to 125°C, making it suitable for various environments.
These features make the LM5001MAX/NOPB ideal for applications such as distributed power systems, battery-powered equipment, and industrial power supplies.
Pinout
Here is a concise description of its pin functions:
1. UVLO (Under-Voltage Lockout): Sets the input voltage level at which the device becomes active.
2. FB (Feedback): Used to set the output voltage by connecting to an external resistor divider network.
3. RT (Timing Resistor): Determines the switching frequency with an external resistor.
4. COMP (Compensation): Provides compensation for the feedback loop stability.
5. SGND (Signal Ground): Ground reference for internal control circuitry.
6. ISEN (Current Sense): Monitors the inductor current for current mode control.
7. SW (Switch): Connects to the inductor and external diode, acting as the switching node.
8. VIN (Input Voltage): Supplies the input voltage to the device.
The LM5001MAX/NOPB is valued for its flexibility across a range of power supplies due to its wide input voltage range and robust feature set.
Manufacturer
Application
1. Telecommunications: Powering equipment in telecom infrastructure where stable voltage is crucial.
2. Industrial Systems: Used in industrial automation and control systems for reliable power delivery.
3. Automotive: Suitable for vehicle electronics that demand robust performance across varying conditions.
4. Consumer Electronics: Powers devices like set-top boxes and gaming consoles, ensuring energy efficiency.
5. Distributed Power Systems: Integral in systems that distribute power across multiple modules or components.
6. Battery-Powered Devices: Extends battery life by efficiently managing power conversion in portable electronics.
These applications leverage the LM5001's efficiency, flexibility, and ability to handle various input voltages.