ADP151ACBZ-1.2-R7

Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output accuracy - Low quiescent current - Thermal shutdown protection - Short-circuit current limit

Package: SOT-23-5

Essence: The ADP151ACBZ-1.2-R7 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The ADP151ACBZ-1.2-R7 is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.2V
• Dropout Voltage: 130mV at 100mA
• Output Current: Up to 200mA
• Quiescent Current: 25µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADP151ACBZ-1.2-R7 has the following pin configuration:

```

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| | --| VOUT GND|-- --| VIN NC |-- --| EN NC |-- --| BIAS NC |-- --| FB NC |-- |___________| ```

Functional Features

1. Low Dropout Voltage: The ADP151ACBZ-1.2-R7 exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
2. High Output Accuracy: This voltage regulator provides a highly accurate output voltage of 1.2V, making it suitable for applications requiring precise voltage levels.
3. Low Quiescent Current: With a quiescent current of only 25µA, the ADP151ACBZ-1.2-R7 minimizes power consumption and extends battery life in portable devices.
4. Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.
5. Short-Circuit Current Limit: The ADP151ACBZ-1.2-R7 features a short-circuit current limit, safeguarding the device and connected components from excessive current.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation - High output accuracy for precise voltage levels - Low quiescent current reduces power consumption - Thermal shutdown protection prevents damage from overheating - Short-circuit current limit protects the device and connected components

Disadvantages: - Limited output current capacity (up to 200mA)

Working Principles

The ADP151ACBZ-1.2-R7 operates as a linear voltage regulator. It regulates the output voltage by comparing it with an internal reference voltage. Any difference between the desired output voltage and the actual output voltage is amplified and used to adjust the pass transistor, ensuring a stable and regulated output voltage.

Detailed Application Field Plans

The ADP151ACBZ-1.2-R7 finds applications in various electronic devices that require a stable and regulated 1.2V power supply. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often utilize the ADP151ACBZ-1.2-R7 to regulate the voltage for powering the core components.
2. Wearable Electronics: Fitness trackers, smartwatches, and other wearable devices benefit from the ADP151ACBZ-1.2-R7's low quiescent current and small form factor.
3. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, can rely on the ADP151ACBZ-1.2-R7 for stable power supply in energy-constrained environments.
4. Embedded Systems: Microcontrollers, development boards, and other embedded systems often require a precise and regulated voltage source, making the ADP151ACBZ-1.2-R7 a suitable choice.

Detailed and Complete Alternative Models

1. ADP150ACBZ-1.2-R7: Similar to the ADP151ACBZ-1.2-R7, this model offers a 1.2V output voltage with comparable specifications.
2. LM1117MPX-1.2/NOPB: A popular alternative, providing a 1.2V output voltage and similar features.
3. XC6206P122MR-G: This alternative model also offers a 1.2V output voltage and is available in a different package.

These alternative models can be considered based on specific requirements and availability.

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