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MIC2941AWU
+物料清單IC REG LIN POS ADJ 1.25A TO263-5
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製造商微芯片科技
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製造商部分 #MIC2941AWU
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規格
| 屬性 | 價值 |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 26V |
| Voltage-Output(Min/Fixed) | 1.24V |
| Voltage-Output(Max) | 26V |
| VoltageDropout(Max) | 0.6V @ 1.25A |
| Current-Output | 1.25A |
| Current-Quiescent(Iq) | 500 µA |
| Current-Supply(Max) | 70 mA |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| SupplierDevicePackage | TO-263-5 |
| BaseProductNumber | MIC2941 |
概述
Description
Key features include a wide input voltage range (up to 26V), an adjustable or fixed output voltage, and low quiescent current, which enhances battery life in portable applications. The device also incorporates built-in overcurrent and thermal protection to ensure reliable operation under varying conditions.
Additionally, the MIC2941AWU supports fast transient response, allowing it to handle sudden changes in load with minimal output voltage variation. Its output voltage can be set via external resistors, adding flexibility to the design. With a compact package and robust performance, the MIC2941AWU is an excellent choice for engineers looking for a reliable LDO solution in their designs.
Equivalent
Features
1. Output Voltage: Available in specific fixed voltages (e.g., 3.3V, 5V) and adjustable versions.
2. Low Dropout Voltage: Typically around 0.5V at full load, allowing operation with minimal input-output voltage differential.
3. High Output Current: Capable of delivering up to 1A of output current.
4. Low Quiescent Current: Reduces power consumption, making it suitable for battery-operated devices.
5. Thermal Protection: Built-in thermal shutdown protects the device from overheating.
6. Short-Circuit Protection: Prevents damage due to overload conditions.
7. Wide Input Voltage Range: Accepts input voltages from 4.5V to 26V.
8. High Ripple Rejection: Ensures stable output voltage with minimal noise.
These features make the MIC2941AWU ideal for various applications, including telecommunications, automotive, and consumer electronics.
Pinout
Pin Functions:
1. Input (Vin): This pin is connected to the input voltage supply.
2. Ground (GND): The common ground connection for the device.
3. Output (Vout): This pin delivers the regulated output voltage.
4. Adjustment (ADJ): Used to set the output voltage via an external resistor divider, allowing for voltage customization.
5. Enable (EN): This pin is used to enable or disable the regulator.
Overall, the MIC2941AWU is designed for efficient power management with features like thermal shutdown and current limiting.
Manufacturer
Microchip is known for its commitment to providing high-quality, reliable, and innovative solutions, including power management devices like the MIC2941AWU, which is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage with low noise and high efficiency. The company supports its products with extensive development tools, software, and technical support, catering to both large enterprises and individual engineers engaged in electronics design. Microchip has a strong reputation for fostering long-term relationships with its customers and offering a comprehensive portfolio of products to meet a diverse range of applications.
Application
1. Power Supply Regulation: Providing stable voltage outputs for microcontrollers and digital circuits.
2. Battery-Powered Devices: Ensuring consistent voltage and extending battery life in portable electronics.
3. Automotive Electronics: Supplying voltage to sensors and control units in vehicles.
4. Communication Equipment: Powering RF and communication devices with low noise.
5. Industrial Equipment: Serving as a power management solution in automation and control systems.
Its low dropout voltage and high current capability make it suitable for these critical applications.