MIC5259-3.3YD5-TR

Product Overview

Category

MIC5259-3.3YD5-TR belongs to the category of voltage regulators.

Use

This product is used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Low Quiescent Current: 40µA (typical)
• Low Shutdown Current: 0.1µA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +125°C

Packaging/Quantity

MIC5259-3.3YD5-TR is available in a SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 40µA (typical)
• Shutdown Current: 0.1µA (typical)
• Line Regulation: 0.05% (typical)
• Load Regulation: 0.1% (typical)
• Ripple Rejection: 70dB (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

MIC5259-3.3YD5-TR has a total of five pins arranged as follows:

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Pin 1: Input Voltage (VIN) Pin 2: Ground (GND) Pin 3: Enable (EN) Pin 4: Output Voltage (VOUT) Pin 5: Bypass Capacitor (BYP)

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• Low quiescent current minimizes power consumption in standby or idle modes.
• Shutdown mode allows for further reduction in power consumption when the regulator is not needed.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.
• High ripple rejection ratio filters out noise and provides clean output voltage.

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• Small package size enables space-saving integration into compact electronic devices.
• Low quiescent and shutdown currents contribute to energy efficiency.
• Good line and load regulation ensures stable performance in different operating conditions.
• High ripple rejection ratio enhances the quality of the output voltage.

Disadvantages

• Limited maximum output current may restrict its use in applications requiring higher current levels.
• SOT-23-5 package may be challenging to solder manually due to its small size.

Working Principles

MIC5259-3.3YD5-TR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a constant output voltage. The dropout voltage is minimized by using a low dropout (LDO) architecture, allowing the regulator to operate efficiently even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

MIC5259-3.3YD5-TR finds applications in various electronic systems where a stable and regulated 3.3V power supply is required. Some common application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices can benefit from the low dropout voltage and low quiescent current of MIC5259-3.3YD5-TR to extend battery life.

2. Industrial control systems: The regulator's wide input voltage range and excellent line/load regulation make it suitable for powering microcontrollers, sensors, and other components in industrial automation and control systems.

3. Automotive electronics: With its extended operating temperature range, MIC5259-3.3YD5-TR can be used in automotive applications, including infotainment systems, dashboard displays, and lighting controls.

4. IoT devices: Internet of Things (IoT) devices often require a compact and efficient voltage regulator. MIC5259-3.3YD5-TR's small package size and low power consumption make it suitable for IoT applications such as smart home devices, environmental sensors, and wireless communication modules.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1700-3302E/TO: Another option offering comparable performance and package