MIC29503WU-TR

Product Overview

The MIC29503WU-TR belongs to the category of voltage regulators and is commonly used in electronic devices to provide a stable output voltage. This device is known for its high efficiency, low dropout voltage, and excellent line and load transient response. It comes in a small package, making it suitable for space-constrained applications. The MIC29503WU-TR is available in various packaging options and quantities to cater to different production needs.

Specifications

• Input Voltage Range: 2.5V to 26V
• Output Voltage Range: 1.25V to 22V
• Maximum Output Current: 1.5A
• Dropout Voltage: 450mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to 125°C
• Package Type: TO-263-5, TO-220-5

Detailed Pin Configuration

The MIC29503WU-TR features a 5-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. ADJ (Adjust)

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even when the input voltage is only slightly higher than the output voltage.
• Short-Circuit Protection: Safeguards the device and the connected circuitry from damage in case of a short circuit.
• Thermal Shutdown: Prevents overheating by disabling the regulator when the temperature exceeds safe limits.

Advantages and Disadvantages

Advantages

• High Efficiency
• Wide Input Voltage Range
• Compact Package Size

Disadvantages

• Limited Maximum Output Current
• Higher Quiescent Current compared to some alternatives

Working Principles

The MIC29503WU-TR operates based on the principle of linear regulation. It compares the output voltage to a reference voltage and adjusts the pass transistor to maintain a constant output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The MIC29503WU-TR is widely used in various applications such as: - Battery-Powered Devices - Portable Electronics - Automotive Electronics - Industrial Control Systems

Detailed and Complete Alternative Models

Some alternative models to the MIC29503WU-TR include: - LM2940 - LT1086 - LDO Regulators from Texas Instruments and Analog Devices

In conclusion, the MIC29503WU-TR is a versatile voltage regulator with a wide range of applications and notable features. Its compact size and efficient performance make it a popular choice for designers seeking reliable voltage regulation in their electronic products.

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