MIC2954-08BM-TR

Product Overview

Category

MIC2954-08BM-TR belongs to the category of voltage regulators.

Use

This product is used to regulate voltage in electronic circuits, ensuring a stable and constant output voltage regardless of input variations.

Characteristics

• Input Voltage Range: 6V to 26V
• Output Voltage: 8V
• Maximum Output Current: 500mA
• Low Dropout Voltage: 350mV at 500mA
• Low Quiescent Current: 120µA
• Thermal Shutdown Protection
• Short Circuit Protection
• Overcurrent Protection

Package

MIC2954-08BM-TR is available in a TO-263-5 package, also known as D2PAK-5 or DDPAK-5. This package provides excellent thermal dissipation capabilities.

Essence

The essence of MIC2954-08BM-TR lies in its ability to provide a regulated output voltage with low dropout and quiescent current, while offering protection features for safe operation.

Packaging/Quantity

MIC2954-08BM-TR is typically packaged in reels containing 250 units.

Specifications

• Input Voltage Range: 6V to 26V
• Output Voltage: 8V
• Output Current: Up to 500mA
• Dropout Voltage: 350mV at 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: TO-263-5 (D2PAK-5)
• Package Dimensions: 10.16mm x 15.24mm x 4.57mm

Pin Configuration

MIC2954-08BM-TR has five pins arranged as follows:

```

---

| | --| VIN GND |-- Pin 1: Input Voltage (6V to 26V) --| VOUT NC |-- Pin 2: Output Voltage (8V) --| GND NC |-- Pin 3: Ground --| NC NC |-- Pin 4: Not Connected --| GND NC |-- Pin 5: Ground |___________| ```

Functional Features

• Voltage Regulation: MIC2954-08BM-TR ensures a stable and constant output voltage of 8V, regardless of input voltage variations.
• Low Dropout: With a dropout voltage as low as 350mV at 500mA, this regulator minimizes power dissipation and maximizes efficiency.
• Low Quiescent Current: The quiescent current of only 120µA helps conserve power in standby or low-load conditions.
• Protection Mechanisms: Thermal shutdown, short circuit protection, and overcurrent protection safeguard the regulator and connected components.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Low dropout voltage for efficient operation
• Low quiescent current for power-saving
• Protection features ensure safe operation

Disadvantages

• Limited maximum output current (up to 500mA)
• Restricted input voltage range (6V to 26V)

Working Principles

MIC2954-08BM-TR utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

MIC2954-08BM-TR finds applications in various electronic systems where a stable and regulated 8V supply is required. Some potential application fields include: - Power supplies for microcontrollers and digital circuits - Battery-powered devices - Automotive electronics - Industrial control systems - Audio amplifiers

Detailed and Complete Alternative Models

• LM317: A popular adjustable voltage regulator with a wide input voltage range.
• LT1084: A high-current, low-dropout voltage regulator suitable for demanding applications.
• LM1117: A low dropout linear regulator available in various fixed output voltages.

These alternative models offer similar functionality and can be considered based on specific requirements and constraints.

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