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MIC29300-3.3WT

Name: MIC29300-3.3WT
Rating: 4.7 (12 reviews)

IC REG LINEAR 3.3V 3A TO220-3

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資料表 MIC29300-3.3WT DataSheet
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規格

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	26V
Voltage - Output (Min/Fixed)	3.3V
Voltage Dropout (Max)	0.6V @ 3A
Current - Output	3A
Protection Features	Over Current, Over Temperature, Reverse Polarity, Transient Voltage
Operating Temperature	-40°C ~ 125°C
Mounting Type	Through Hole
Package / Case	TO-220-3
Supplier Device Package	TO-220-3
Base Product Number	MIC29300

概述

Description

The MIC29300-3.3WT is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V. It features a maximum output current of 3A and is characterized by its low quiescent current, making it suitable for battery-powered applications. The device has a low dropout voltage, typically around 350mV at full load, which allows it to maintain regulation even with minimal input-output voltage differential.
Key features include thermal overload protection, short-circuit protection, and a wide input voltage range (up to 26V). The MIC29300-3.3WT is packaged in a TO-220 form factor, facilitating effective heat dissipation. It also includes adjustable output voltage capabilities, making it versatile for various applications, including telecommunications, automotive, and consumer electronics.
The device's robust design and efficiency make it an ideal choice for systems requiring reliable power management with minimal space requirements.

Features

The MIC29300-3.3WT is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V with high current capability. Key features include:
1. Output Current: Supports output currents up to 3A.
2. Low Dropout Voltage: Typically around 0.2V at full load for enhanced efficiency.
3. Wide Input Voltage Range: Accepts input voltages from 3.5V to 26V.
4. Built-in Protection: Includes thermal shutdown and current limiting to protect against overload.
5. Low Quiescent Current: Ensures efficient operation with low power consumption.
6. Fast Transient Response: Maintains output voltage stability during load changes.
7. Adjustable Output: Offers an external resistor divider option for adjustable output voltages.
8. TO-220 Package: Provides good heat dissipation and ease of mounting.
These features make the MIC29300-3.3WT suitable for applications requiring reliable power supply, including microcontrollers and other digital devices.

Package

The MIC29300-3.3WT is packaged in a TO-220 type package. This package is designed for efficient heat dissipation and is often used in power regulator applications.

Pinout

The MIC29300-3.3WT is a low-dropout (LDO) voltage regulator with a pin count of 5. The pin functions are as follows:
1. Vin: Input voltage (connects to the input power supply).
2. GND: Ground (common return path for current).
3. Vout: Output voltage (provides a regulated output of 3.3V).
4. Adjust: Used for adjusting the output voltage (not needed for fixed output versions).
5. Enable: Active-high enable input to turn the regulator on and off.
This device is designed to provide a stable output voltage with minimal dropout voltage, making it suitable for various applications in power supply circuits.

Manufacturer

The MIC29300-3.3WT is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in microcontrollers, analog semiconductors, and other embedded solutions. Founded in 1989, the company provides a wide range of products, including integrated circuits (ICs) and development tools, catering to various industries such as automotive, industrial, consumer electronics, and communication. Microchip is known for its commitment to innovation and provides comprehensive support for its products, helping engineers and developers design efficient and effective electronic systems.

Application

The MIC29300-3.3WT is a low-dropout (LDO) voltage regulator primarily used in applications requiring a stable 3.3V output. Key areas include powering microcontrollers, digital signal processors, and communication devices, as well as providing power for sensors and RF applications. Its low dropout voltage makes it suitable for battery-operated devices, automotive electronics, and embedded systems where efficiency and reliability are critical.

Equivalent

Equivalent products to the MIC29300-3.3WT include the LM1117-3.3, LM1084-3.3, and LT1084-3.3. These voltage regulators offer similar output voltage (3.3V) and current capabilities. Always verify specifications such as dropout voltage, current rating, and thermal characteristics to ensure compatibility with your application.