PAM3101DAB180

Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Small package size - Low quiescent current - Wide input voltage range

Package: DFN-6 (Dual Flat No-Lead)

Essence: PAM3101DAB180 is a voltage regulator IC designed for power management applications. It provides a stable output voltage with high efficiency and low dropout voltage.

Packaging/Quantity: The PAM3101DAB180 is available in a DFN-6 package, which is a small and compact form factor. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V
• Maximum Output Current: 100mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PAM3101DAB180 has the following pin configuration:

┌───┐ VIN│ │GND │ │ EN │ │VOUT └───┘

• VIN: Input voltage pin
• GND: Ground pin
• EN: Enable pin (active high)
• VOUT: Output voltage pin

Functional Features

• High Efficiency: The PAM3101DAB180 offers high efficiency, ensuring minimal power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of 200mV at 100mA, it can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The IC has a low quiescent current of 60µA, reducing power consumption when the load is light or in standby mode.
• Wide Input Voltage Range: It can accept input voltages ranging from 2.5V to 5.5V, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - High efficiency - Small package size - Low dropout voltage - Wide input voltage range

Disadvantages: - Limited maximum output current (100mA)

Working Principles

The PAM3101DAB180 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. When the enable pin (EN) is high, the internal circuitry activates, and the regulator starts regulating the output voltage based on the reference voltage and feedback mechanism. The pass transistor adjusts its resistance to maintain a stable output voltage, compensating for changes in the input voltage and load conditions.

Detailed Application Field Plans

The PAM3101DAB180 is commonly used in various electronic devices and systems where a stable and regulated voltage supply is required. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players, etc.
2. Wearable Electronics: Smartwatches, fitness trackers, wireless earbuds, etc.
3. IoT Devices: Sensors, smart home devices, connected appliances, etc.
4. Battery-Powered Systems: Portable gaming consoles, handheld instruments, remote controls, etc.
5. Industrial Applications: Embedded systems, control boards, instrumentation, etc.

Detailed and Complete Alternative Models

1. PAM3101DAB150: Similar to PAM3101DAB180 but with an output voltage of 1.5V.
2. PAM3101DAC200: Similar to PAM3101DAB180 but with a higher maximum output current of 200mA.
3. PAM3102DAB180: Dual-output version of PAM3101DAB180, providing two regulated output voltages.

These alternative models offer similar functionality and characteristics, allowing users to choose the most suitable option based on their specific requirements.

In conclusion, the PAM3101DAB180 is a high-efficiency voltage regulator IC designed for power management applications. With its small package size, low dropout voltage, and wide input voltage range, it is well-suited for various electronic devices and systems. While it has a limited maximum output current, there are alternative models available to cater to different needs.