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MIC37302WR-TR

Name: MIC37302WR-TR
Rating: 4.7 (12 reviews)

IC REG LINEAR POS ADJ 3A 5-SPAK

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資料表 MIC37302WR-TR DataSheet
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規格

Part Status	Active
Output Configuration	Positive
Output Type	Adjustable
Number of Regulators	1
Voltage - Input (Max)	6V
Voltage - Output (Min/Fixed)	1.24V
Voltage - Output (Max)	5.5V
Current - Output	3A
Control Features	Enable
Protection Features	Over Current, Over Temperature, Reverse Polarity
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	SPAK-5 (5 Leads + Tab)
Supplier Device Package	5-SPAK
Base Product Number	MIC37302

概述

Description

The MIC37302WR-TR is a voltage regulator from Micrel (now part of Microchip Technology) designed for low-dropout (LDO) applications. It provides a stable output voltage of 3.3V with a maximum output current of 300mA. This device features a low dropout voltage of around 300mV at full load, making it suitable for battery-powered devices where efficiency is crucial.
Key features include thermal shutdown, short-circuit protection, and an input voltage range of 2.5V to 16V, allowing it to handle a variety of power supply configurations. The MIC37302WR-TR is also known for its low quiescent current, which enhances battery life in portable applications.
The device comes in a small, surface-mount WSON package, making it ideal for space-constrained applications. Overall, the MIC37302WR-TR is an efficient and reliable choice for powering sensitive electronics.

Features

The MIC37302WR-TR is a low-dropout (LDO) voltage regulator designed to deliver a regulated output voltage with high efficiency. Key features include:
- Input Voltage Range: Supports a wide input voltage range from 2.5V to 16V.
- Output Current: Capable of providing up to 3A of output current.
- Output Voltage Options: Available in fixed output voltage versions (like 3.3V and 5V) as well as adjustable options.
- Low Dropout Voltage: Typically features a dropout voltage of around 300mV at full load, enhancing efficiency.
- Thermal Protection: Includes over-temperature and current limit protection for safe operation.
- Low Quiescent Current: Designed to consume minimal quiescent current, improving battery life in portable applications.
- Package Type: Comes in a compact 3-pin SOT-223 package, suitable for space-constrained applications.
These features make the MIC37302WR-TR ideal for portable devices, telecommunications, and other applications requiring stable voltage regulation.

Package

The MIC37302WR-TR is packaged in a SOT-23-5 type package, which is a small, surface-mount, 5-pin package suitable for space-constrained applications.

Pinout

The MIC37302WR-TR is a low dropout (LDO) voltage regulator with a pin count of 8. The key functions of its pins are as follows:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (IN): Input voltage supply.
3. Pin 3 (OUT): Regulated output voltage.
4. Pin 4 (ADJ): Adjustable pin (used for setting the output voltage if the fixed output option is not used).
5. Pin 5 (CE): Chip Enable pin (active high).
6. Pin 6 (NC): No Connect.
7. Pin 7 (NC): No Connect.
8. Pin 8 (TAB): Thermal pad for heat dissipation.
The MIC37302WR-TR is designed to provide stable output with low dropout voltage and is suitable for various applications requiring efficient power regulation.

Manufacturer

The manufacturer of the MIC37302WR-TR is Microchip Technology Inc. Microchip is a leading provider of microcontroller and analog semiconductors. Founded in 1989, the company specializes in developing embedded control solutions, offering a diverse range of products including microcontrollers, digital signal controllers, memory, and various analog and power management devices. Microchip serves a wide array of industries such as automotive, industrial, consumer electronics, and more, focusing on providing high-performance, reliable products with robust support and development tools.

Application

The MIC37302WR-TR is a low-dropout (LDO) voltage regulator commonly used in applications requiring stable power supply, such as battery-powered devices, portable electronics, telecommunications, and automotive systems. It provides a regulated output voltage for microcontrollers, sensors, and RF devices, ensuring reliable operation in varying load conditions. Its features make it suitable for consumer electronics, industrial equipment, and medical devices.

Equivalent

The MIC37302WR-TR is a low-dropout (LDO) voltage regulator. Equivalent products include:
1. LM1117 - A popular LDO with similar output voltage options.
2. LT1085 - Another LDO with various output voltages and higher current capacity.
3. TPS7A47 - A high-performance LDO with low noise and high PSRR.
4. LM2940 - A low-dropout regulator designed for automotive applications.
Always check specific parameters like voltage, current, and package type to ensure compatibility.