MIC5318-3.3YD5-TR

Product Overview

Category

MIC5318-3.3YD5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic devices to regulate and stabilize the voltage supply.

Characteristics

• Voltage output: 3.3V
• Package type: DFN-6
• Essence: Low-dropout linear regulator
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

The specifications for MIC5318-3.3YD5-TR are as follows:

• Input voltage range: 2.7V to 5.5V
• Output voltage: 3.3V ±2%
• Maximum output current: 500mA
• Dropout voltage: 200mV at 100mA
• Quiescent current: 45µA
• Line regulation: ±0.1%
• Load regulation: ±0.5%
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

MIC5318-3.3YD5-TR has a total of six pins arranged as follows:

```

---

| | --| VIN GND |-- Pin 1: VIN (Input voltage) --| VOUT EN |-- Pin 2: GND (Ground) --| NC NC |-- Pin 3: VOUT (Output voltage) --| NC NC |-- Pin 4: EN (Enable pin) --| NC NC |-- Pin 5: NC (No connection) --| GND NC |-- Pin 6: NC (No connection) |___________| ```

Functional Features

• Low dropout voltage: The MIC5318-3.3YD5-TR exhibits a low dropout voltage of only 200mV at 100mA, ensuring efficient power conversion.
• Low quiescent current: With a quiescent current of only 45µA, this voltage regulator minimizes power consumption in standby or idle modes.
• Thermal shutdown protection: The device includes thermal shutdown protection to prevent damage due to excessive temperature.
• Short-circuit protection: MIC5318-3.3YD5-TR incorporates short-circuit protection, safeguarding the circuit from potential damage.

Advantages and Disadvantages

Advantages

• Compact package size allows for space-saving designs.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.

Disadvantages

• Limited maximum output current of 500mA may not be suitable for high-power applications.
• Lack of adjustable output voltage limits flexibility in certain designs.

Working Principles

MIC5318-3.3YD5-TR operates as a low-dropout linear regulator. It regulates the input voltage to a stable 3.3V output voltage by utilizing a pass transistor and feedback control mechanism. The enable pin (EN) provides the option to turn the regulator on or off, conserving power when not required.

Detailed Application Field Plans

The MIC5318-3.3YD5-TR is widely used in various electronic devices and applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial automation systems - Embedded systems - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MIC5318-3.3YD5-TR are: - LM1117-3.3 - LT1763-3.3 - TPS73633

These models offer similar voltage regulation capabilities and can be suitable replacements depending on specific requirements.

In conclusion, MIC5318-3.3YD5-TR is a voltage regulator with a 3.3V output voltage, low dropout voltage, and compact package size. It finds applications in various electronic devices and offers advantages such as efficient power conversion and thermal protection. However, its limited maximum output current and fixed output voltage may restrict its use in certain high-power or adjustable voltage designs.