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MIC29301-3.3WU
+物料清單IC REG LINEAR 3.3V 3A TO263-5
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製造商微芯片科技
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製造商部分 #MIC29301-3.3WU
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有存貨9791
365 天品質保證
7*24 小時服務保證
90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 26V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.6V @ 3A |
| Current-Output | 3A |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Transient Voltage |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| SupplierDevicePackage | TO-263-5 |
| BaseProductNumber | MIC29301 |
概述
Description
Key features of the MIC29301-3.3WU include:
1. Low Dropout Voltage: It maintains regulation with a very small difference between input and output voltage, making it efficient for battery-powered devices.
2. High Output Current: Capable of delivering up to 3A of continuous current, suitable for powering demanding loads.
3. Protection Features: Includes built-in overcurrent and thermal shutdown protection to prevent damage due to overload or excessive heat.
4. Wide Input Voltage Range: Accepts a broad input voltage range, offering flexibility in various applications.
5. Stability and Reliability: Designed for minimal external components and enhanced reliability, suitable for industrial, automotive, and consumer electronics.
Overall, the MIC29301-3.3WU is ideal for applications requiring efficient, stable, and reliable power regulation.
Equivalent
1. LM1085IT-3.3 by Texas Instruments
2. LD1085V33 by STMicroelectronics
3. LT1085CT-3.3 by Analog Devices (formerly Linear Technology)
4. TPS7A4700 by Texas Instruments (for similar performance with low noise)
When selecting an equivalent, ensure compatibility in terms of output voltage, current rating, and package type.
Features
1. Output Voltage: Fixed at 3.3V, ensuring stable voltage for various electronic components.
2. High Current Capability: Supports up to 3A output current, suitable for demanding applications.
3. Low Dropout Voltage: Typically around 350mV at full load, allowing efficient operation even when the input voltage is close to the output voltage.
4. Thermal Protection: Includes mechanisms to prevent overheating, enhancing reliability.
5. Current Limiting: Built-in current limiting protects the device and connected circuits from excessive current.
6. Reverse Polarity Protection: Safeguards against damage from incorrect voltage connections.
7. Wide Input Voltage Range: Operates effectively over a broad range of input voltages, enhancing versatility.
8. Adjustable Version Available: Besides the fixed 3.3V output, adjustable versions allow customization of output voltage as per specific needs.
9. Package: Available in TO-220 and TO-263 packages, providing flexibility in mounting and thermal management.
These features make the MIC29301-3.3WU suitable for various applications, including consumer electronics, communications, and industrial systems.
Pinout
1. VIN (Pin 1): This is the input voltage pin where the unregulated input voltage is supplied.
2. GND (Pin 2): The ground pin that provides the return path for the input and output currents.
3. VOUT (Pin 3): This is the output pin where the regulated 3.3V is delivered.
4. ADJ/NC (Pin 4): In some adjustable versions, this pin is used for setting the output voltage. However, for the fixed 3.3V version, it is typically not connected or used as an extra ground.
5. NC (Pin 5): No connection; it may be used for stability or thermal purposes in some board designs.
This regulator is designed for applications requiring up to 3A of output current with a fixed output voltage of 3.3V. It features low dropout voltage, protection features, and thermal shutdown, making it suitable for various power supply applications.
Manufacturer
Application
1. Microprocessor Power Supplies: Provides stable power to microprocessors and microcontrollers.
2. Battery-Powered Devices: Extends battery life in portable electronics like laptops and smartphones.
3. Industrial Equipment: Delivers reliable power in industrial automation systems.
4. Telecommunications: Supports stable voltage in networking hardware.
5. Consumer Electronics: Used in devices like cameras and audio equipment for efficient power regulation.
6. Automotive Systems: Powers various electronic modules in vehicles, ensuring consistent performance.
These applications benefit from its high current capacity and low dropout voltage, which enhance efficiency and reliability.