PAM3101DAB280

Product Overview

Category

PAM3101DAB280 belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators subcategory.

Use

This product is primarily used for regulating voltage in electronic devices. It ensures a stable and constant output voltage, regardless of input voltage fluctuations.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 300mA
• Low Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 30µA
• High PSRR (Power Supply Rejection Ratio): 70dB at 1kHz
• Thermal Shutdown Protection
• Short Circuit Protection

Package

PAM3101DAB280 is available in a small form factor package known as SOT-23-5. This package offers compactness and ease of integration into various electronic devices.

Essence

The essence of PAM3101DAB280 lies in its ability to provide efficient voltage regulation, ensuring stable and reliable performance of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging, containing a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA
• PSRR: 70dB at 1kHz
• Thermal Shutdown Protection: Yes
• Short Circuit Protection: Yes

Detailed Pin Configuration

PAM3101DAB280 features a standard SOT-23-5 package with the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)

Functional Features

Voltage Regulation

PAM3101DAB280 provides precise voltage regulation, ensuring a stable output voltage even when the input voltage varies.

Low Dropout Voltage

With a low dropout voltage of 200mV at 100mA, this IC minimizes power dissipation and maximizes efficiency.

Low Quiescent Current

The low quiescent current of 30µA helps conserve power and extends battery life in portable electronic devices.

Thermal Shutdown Protection

To prevent overheating and potential damage, PAM3101DAB280 incorporates thermal shutdown protection, automatically disabling the device when the temperature exceeds a safe threshold.

Short Circuit Protection

This IC includes short circuit protection, safeguarding the device and connected components from excessive current flow during a short circuit event.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Compact SOT-23-5 package enables easy integration into space-constrained designs.
• Low dropout voltage ensures efficient power conversion.
• Thermal shutdown and short circuit protection enhance reliability and safety.

Disadvantages

• Maximum output current of 300mA may limit its use in high-power applications.
• Limited output voltage range may not be suitable for all voltage requirements.

Working Principles

PAM3101DAB280 operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, compensating for input voltage variations.

Detailed Application Field Plans

PAM3101DAB280 finds applications in various electronic devices that require stable voltage regulation. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from stable voltage supply for efficient operation and prolonged battery life.
2. IoT Devices: Connected devices such as sensors, wearables, and smart home appliances rely on regulated voltage to ensure reliable performance.
3. Automotive Electronics: PAM3101DAB280 can be used in automotive applications like infotainment systems, lighting controls, and engine management units.
4. Industrial Equipment: Voltage regulation is crucial in industrial automation, control systems, and power management modules.

Detailed and Complete Alternative Models

• PAM3101DAB280 has several alternative models with similar functionality and specifications:
  • PAM3101DAB330
  • PAM3101DAB500
  • PAM3101DAC280
  • PAM3101DAC330

These alternative models offer flexibility in choosing the most suitable voltage regulator based on specific requirements.

In conclusion, PAM3101DAB280 is an integrated circuit voltage regulator that provides stable voltage output, low dropout voltage, and various protection features. Its compact package and wide input voltage range make