AP7365-39YG-13

Product Overview

Category

AP7365-39YG-13 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The AP7365-39YG-13 comes in a small SOT-89 package.
• Essence: It is a low dropout linear regulator designed to provide a stable output voltage with low noise and high PSRR (Power Supply Rejection Ratio).
• Packaging/Quantity: The product is typically sold in reels, with each reel containing a specific quantity of units.

Specifications

The AP7365-39YG-13 has the following specifications:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.9V
• Dropout Voltage: 300mV at 150mA
• Maximum Output Current: 150mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.5%
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AP7365-39YG-13 has three pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

The AP7365-39YG-13 offers the following functional features:

• Low dropout voltage: The regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: The device consumes minimal current when in standby mode, resulting in improved power efficiency.
• Overcurrent protection: The regulator includes built-in protection against excessive current, safeguarding the circuit from damage.
• Thermal shutdown: In case of excessive temperature, the regulator automatically shuts down to prevent overheating.

Advantages and Disadvantages

Advantages

• Stable output voltage with low noise
• High PSRR for improved power supply rejection
• Small package size for space-constrained applications
• Wide operating temperature range for versatility

Disadvantages

• Limited maximum output current of 150mA
• Dropout voltage of 300mV may not be suitable for all applications

Working Principles

The AP7365-39YG-13 operates based on the principle of a linear regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The AP7365-39YG-13 is commonly used in various electronic devices and circuits, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices often require stable voltage regulation for efficient operation.
2. IoT (Internet of Things) devices: Sensors, actuators, and other IoT devices benefit from a reliable voltage source to ensure accurate data collection and transmission.
3. Automotive applications: The regulator can be utilized in automotive electronics, providing stable voltage to components like infotainment systems, lighting modules, and control units.
4. Industrial equipment: Various industrial applications, such as control systems, motor drives, and instrumentation, rely on regulated voltage for optimal performance.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AP7365-39YG-13 include:

1. LM1117-3.3: A popular 3.3V linear regulator with a TO-220 package.
2. XC6206P332MR: A 3.3V fixed-output voltage regulator in a SOT-23 package.
3. LT1763CS8-3.3: A low dropout linear regulator with a fixed 3.3V output voltage in an SO-8 package.

These alternative models can be considered based on specific application requirements and design constraints.

In conclusion, the AP7365-39YG-13 is a voltage regulator that provides stable output voltage with low noise and high PSRR. It is commonly used in various electronic devices and circuits across different industries. While it offers advantages such as small package size and wide operating temperature range, it has limitations in terms of maximum output current and dropout voltage. Designers may consider alternative models depending on their specific needs.