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MIC29302BU

Name: MIC29302BU
Rating: 4.7 (12 reviews)

IC REG LINEAR POS ADJ 3A TO263-5

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Mfr.부분 #MIC29302BU
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사양

Part Status	Obsolete
Output Configuration	Positive
Output Type	Adjustable
Number of Regulators	1
Voltage - Input (Max)	26V
Voltage - Output (Min/Fixed)	1.25V
Voltage - Output (Max)	25V
Voltage Dropout (Max)	0.6V @ 3A
Current - Output	3A
Control Features	Enable
Protection Features	Over Current, Over Temperature, Reverse Polarity, Transient Voltage
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package	TO-263-5
Base Product Number	MIC29302

개요

Description

The MIC29302BU is a high-performance, low-dropout (LDO) voltage regulator designed for various applications requiring stable voltage output. It provides a maximum output current of 3A and has a low dropout voltage of around 370mV at full load, making it suitable for battery-powered devices and other applications where efficiency is critical.
Key features include an adjustable output voltage range from 1.24V to 29V, built-in protection mechanisms such as thermal shutdown and current limiting, and a low quiescent current, which enhances battery life. The MIC29302BU also offers a wide input voltage range, typically from 3V to 30V, allowing it to function well with various power sources.
The device is available in multiple package options, including TO-220 and TO-263, facilitating easy integration into different circuit designs. Its performance characteristics make it ideal for use in telecommunications, automotive, and consumer electronics applications where reliable voltage regulation is essential.

Features

The MIC29302BU is a high-performance voltage regulator that offers several key features:
1. Output Voltage: It provides an adjustable output voltage ranging from 1.24V to 37V, making it versatile for various applications.
2. Current Rating: Capable of delivering up to 3A of continuous output current.
3. Low Dropout Voltage: Features a low dropout voltage of typically 0.3V at full load, allowing it to maintain regulation even with minimal voltage headroom.
4. Thermal Protection: Includes built-in thermal shutdown and current limiting for enhanced reliability and safety.
5. Wide Input Voltage Range: Supports an input voltage range from 4.5V to 40V, accommodating a variety of power sources.
6. Fast Transient Response: Ensures stable output during load transient conditions.
7. TO-220 Package: Available in a TO-220 package for easy thermal management and mounting.
These features make the MIC29302BU suitable for applications such as power management in automotive, industrial, and consumer electronics.

Package

The MIC29302BU is packaged in a TO-220 format. This package type provides efficient thermal dissipation and allows for easy mounting on heat sinks, making it suitable for applications requiring high power handling.

Pinout

The MIC29302BU is a low-dropout (LDO) voltage regulator with a pin count of 5. The pin configuration and their functions are as follows:
1. Vin (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. Vout (Pin 3): Output voltage, providing a regulated output.
4. Adjust (Pin 4): Used to set the output voltage via external resistors. If not used, it can be connected to Vout.
5. Enable (Pin 5): Controls the operation of the regulator; a high signal enables the regulator, while a low signal disables it.
This device is designed to provide a stable output voltage with low dropout and high current capability, making it suitable for various applications such as power management in portable devices.

Manufacturer

The MIC29302BU is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company specializes in designing and manufacturing embedded control solutions and is known for its comprehensive range of semiconductor products, including microcontrollers, digital signal controllers, and various analog and interface components. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves a diverse range of industries, including automotive, industrial, consumer, and telecommunications. The company focuses on innovation and customer-centric solutions, providing both hardware and software development tools to support its products.

Application

The MIC29302BU is a low dropout voltage regulator primarily used in applications requiring stable output voltage, such as power management for microcontrollers, digital signal processors, and other logic devices. It is suitable for battery-powered devices, telecommunications, automotive electronics, and industrial equipment. Its features include a wide input voltage range, high current output, and low dropout voltage, making it ideal for efficient voltage regulation in various electronic systems.

Equivalent

The MIC29302BU is a low-dropout voltage regulator. Equivalent products include:
1. LM317 (adjustable)
2. LDOs from Texas Instruments (e.g., TPS7A47)
3. LM1084 (1A)
4. LT1085 (3A)
5. MCP1700 (low current)
Ensure to check specifications like output voltage, current rating, and package type for compatibility.