ADP2108AUJZ-1.2-R7

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output accuracy - Low quiescent current - Fast transient response

Package: SOT-23-5

Essence: The ADP2108AUJZ-1.2-R7 is a high-performance, low dropout voltage regulator designed for various applications requiring a stable and accurate power supply.

Packaging/Quantity: The ADP2108AUJZ-1.2-R7 is available in tape and reel packaging with 3000 units per reel.

Specifications

The specifications of the ADP2108AUJZ-1.2-R7 include:

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.2V
• Dropout Voltage: 150mV at 600mA
• Quiescent Current: 50µA
• Load Regulation: ±0.05%
• Line Regulation: ±0.02%
• Output Accuracy: ±1%
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADP2108AUJZ-1.2-R7 has a total of five pins arranged as follows:

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

Functional Features

The ADP2108AUJZ-1.2-R7 offers the following functional features:

1. Low Dropout Voltage: The regulator maintains a low voltage drop between the input and output, ensuring efficient power conversion even with small input-output differentials.

2. High Output Accuracy: The ADP2108AUJZ-1.2-R7 provides precise and stable output voltage, allowing for reliable operation of connected devices.

3. Low Quiescent Current: With a low quiescent current, the regulator minimizes power consumption when the load is light or in standby mode.

4. Fast Transient Response: The device quickly responds to changes in load conditions, maintaining a stable output voltage during dynamic load variations.

Advantages and Disadvantages

Advantages: - High output accuracy ensures reliable performance. - Low dropout voltage enables efficient power conversion. - Low quiescent current reduces power consumption. - Fast transient response allows for stable operation during load changes.

Disadvantages: - Limited input voltage range (2.3V to 5.5V). - Output voltage fixed at 1.2V, limiting flexibility in certain applications.

Working Principles

The ADP2108AUJZ-1.2-R7 operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The enable pin (EN) controls the regulator's on/off state. When enabled, the device actively adjusts the pass transistor to maintain the desired output voltage.

Detailed Application Field Plans

The ADP2108AUJZ-1.2-R7 finds applications in various fields, including:

1. Portable Electronics: The low dropout voltage and low quiescent current make it suitable for battery-powered devices such as smartphones, tablets, and portable media players.

2. Industrial Equipment: The high output accuracy and fast transient response make it ideal for powering sensitive components in industrial control systems, sensors, and instrumentation.

3. Automotive Electronics: The wide operating temperature range and stable output voltage make it suitable for automotive applications, including infotainment systems, navigation devices, and advanced driver-assistance systems (ADAS).

4. IoT Devices: The compact SOT-23-5 package and low power consumption make it suitable for small IoT devices, such as wearables, smart home sensors, and wireless communication modules.

Detailed and Complete Alternative Models

1. ADP2114AUJZ-1.8-R7: Similar to the ADP2108AUJZ-1.2-R7 but with an output voltage of 1.8V.
2. ADP2120AUJZ-3.3-R7: A higher voltage variant with an output voltage of 3.3V.
3. ADP2134AUJZ-2.5-R7: Offers a different output voltage of 2.5V while maintaining similar characteristics.

These alternative models provide flexibility in choosing the appropriate output voltage for specific application requirements.

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