AP7315-18W5-7

Product Overview

Category

AP7315-18W5-7 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.8V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 50μA
• Low Shutdown Current: 0.1μA
• Thermal Shutdown Protection
• Short Circuit Protection
• Small Package Size: WDFN-6 (1.5mm x 1.0mm)

Package and Quantity

The AP7315-18W5-7 comes in a small package size called WDFN-6, measuring 1.5mm x 1.0mm. It is typically sold in reels or tubes containing a specific quantity per package.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.8V ±2%
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50μA
• Shutdown Current: 0.1μA
• Operating Temperature Range: -40°C to +85°C
• Package Type: WDFN-6

Pin Configuration

The AP7315-18W5-7 has six pins arranged as follows:

```

---

| | --| |-- |____| ```

Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: BYP (Bypass) Pin 5: FB (Feedback) Pin 6: VOUT (Output Voltage)

Functional Features

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient regulation even with low input voltages.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Thermal shutdown protection prevents overheating and damage to the regulator.
• Short circuit protection safeguards the circuit from excessive current.

Advantages

• Small package size enables space-saving designs.
• Wide input voltage range makes it compatible with a variety of power sources.
• Low quiescent current prolongs battery life in portable devices.
• Thermal shutdown and short circuit protection enhance reliability and safety.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Fixed output voltage may not meet the requirements of all circuits.

Working Principles

The AP7315-18W5-7 is a linear voltage regulator that uses a feedback mechanism to maintain a stable output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The regulator operates by dissipating excess voltage as heat, which is why it has a maximum current rating and a dropout voltage specification.

Application Field Plans

The AP7315-18W5-7 can be used in various electronic devices and systems, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices - Battery-powered applications

Alternative Models

There are several alternative models available in the market that offer similar functionality to the AP7315-18W5-7. Some popular alternatives include: - AP7315-18W3-7 - AP7315-18W4-7 - AP7315-18W6-7 - AP7315-18W7-7

These models have different output voltages or package sizes, allowing designers to choose the most suitable option for their specific requirements.

In conclusion, the AP7315-18W5-7 is a voltage regulator with a wide input voltage range, low dropout voltage, and small package size. It offers reliable voltage regulation for various electronic applications, with advantages such as low quiescent current and thermal shutdown protection. However, its limited output current and fixed output voltage may restrict its use in certain high-power or specialized circuits. Designers can consider alternative models with different specifications to meet their specific needs.