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MP24943DN-LF-Z
+NomenclatureIC REG BUCK ADJUSTABLE 3A 8SOIC
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FabricantMonolithique Power Systems GmbH.
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Pièce fabricant #MP24943DN-LF-Z
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Package SOIC-8
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En stock3486
365 Garantie qualité 24h/24
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 55V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 45V |
| Current - Output | 3A |
| Frequency - Switching | 100kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include high efficiency, typically above 90%, a low dropout voltage, and an adjustable output voltage using external resistors. The MP24943DN-LF-Z also incorporates over-current, over-temperature, and short-circuit protection, ensuring reliability and safety in operation. Its high switching frequency allows for the use of smaller external components, reducing the overall size of the power supply design.
The package for this model is a compact, thermally efficient design, which aids in heat dissipation. This converter is ideal for designers looking for a robust, efficient, and flexible power solution in compact electronic systems.
Equivalent
1. LM2596 by Texas Instruments: A step-down voltage regulator.
2. AP1509 by Diodes Incorporated: A 150 KHz PWM buck DC/DC converter.
3. L7805 by STMicroelectronics: A fixed-output voltage regulator.
4. LM2675 by Texas Instruments: A simple switcher step-down voltage regulator.
Ensure these alternatives meet the specific voltage and current requirements of your application. Always verify the specifications and pin configurations to ensure compatibility.
Features
1. Wide Input Voltage Range: It operates effectively with input voltages from 4.5V to 36V, making it versatile for various power supply sources.
2. Output Current: Capable of delivering up to 3A of continuous output current.
3. High Efficiency: It boasts high efficiency, reaching up to 95%, which helps in reducing heat generation and improving power management.
4. Adjustable Output Voltage: The output voltage is adjustable to suit different application needs.
5. Integrated Power MOSFETs: Features integrated high-side and low-side MOSFETs for optimized performance and reduced component count.
6. Protection Features: Includes over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown to ensure reliability and safety.
7. Thermal Performance: Designed for efficient thermal management to support high-density circuitry.
8. Compact Package: Available in a compact 8-pin SOIC package, suitable for space-constrained applications.
These features make the MP24943DN-LF-Z an ideal choice for applications requiring efficient voltage regulation with robust protection features.
Pinout
1. SW (Switching Node): Connects to the inductor and is the switching output of the converter.
2. IN (Input Voltage): Supplies the input voltage for the converter.
3. GND (Ground): Common ground for the device.
4. EN (Enable): Used to enable or disable the device; pulling this pin high turns the converter on.
5. FB (Feedback): Senses the output voltage to maintain regulation; connects to a resistive divider from the output.
6. COMP (Compensation): Allows for compensation of the control loop to optimize performance.
7. BST (Bootstrap): Provides the bootstrap voltage for the high-side gate driver.
8. SS (Soft Start): Controls the soft-start period to mitigate inrush current at startup.
These pins collectively enable the MP24943DN-LF-Z to efficiently convert a higher input voltage to a regulated lower output voltage suitable for powering various electronic components.