ADP151ACBZ-1.8-R7

Overview

Product 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-1.8-R7 is a voltage regulator IC designed to provide a stable and accurate output voltage.

Packaging/Quantity: The ADP151ACBZ-1.8-R7 is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.8V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 45µA
• Output Current: Up to 200mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADP151ACBZ-1.8-R7 has the following pin configuration:

```

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| | --| VOUT | --| GND | --| VIN | --| BYPASS | --| SHUTDOWN | |___________| ```

Functional Features

1. Low Dropout Voltage: The ADP151ACBZ-1.8-R7 exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.

2. High Output Accuracy: This voltage regulator provides a high level of output voltage accuracy, ensuring stable and reliable performance.

3. Low Quiescent Current: With a low quiescent current, the ADP151ACBZ-1.8-R7 minimizes power consumption when in standby or idle mode.

4. Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature by disabling the output when the junction temperature exceeds a specified threshold.

5. Short-Circuit Current Limit: The ADP151ACBZ-1.8-R7 features a short-circuit current limit to protect the device and the connected circuitry from excessive current flow during a short-circuit condition.

Advantages and Disadvantages

Advantages: - High output accuracy ensures reliable performance. - Low dropout voltage allows for efficient regulation. - Low quiescent current minimizes power consumption. - Thermal shutdown protection prevents overheating. - Short-circuit current limit protects the device and connected circuitry.

Disadvantages: - Limited output current capacity (up to 200mA). - Restricted input voltage range (2.3V to 5.5V).

Working Principles

The ADP151ACBZ-1.8-R7 operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to a stable 1.8V output voltage. The internal circuitry of the IC adjusts the output voltage based on feedback from a voltage reference, ensuring accurate regulation. The device maintains stability by compensating for changes in load conditions and input voltage variations.

Detailed Application Field Plans

The ADP151ACBZ-1.8-R7 finds applications in various fields, including:

1. Portable Electronics: This voltage regulator is suitable for powering portable electronic devices such as smartphones, tablets, and portable media players.

2. Wireless Communication Systems: It can be used in wireless communication systems, providing a stable power source for components like RF modules and microcontrollers.

3. Battery-Powered Devices: The ADP151ACBZ-1.8-R7 is ideal for battery-powered devices, extending battery life by efficiently regulating the voltage.

4. Industrial Control Systems: It can be employed in industrial control systems to ensure stable power supply for sensors, actuators, and other components.

Detailed and Complete Alternative Models

1. ADP151ACBZ-1.2-R7: Similar to ADP151ACBZ-1.8-R7, but with an output voltage of 1.2V.
2. ADP151ACBZ-2.5-R7: Similar to ADP151ACBZ-1.8-R7, but with an output voltage of 2.5V.
3. ADP151ACBZ-3.3-R7: Similar to ADP151ACBZ-1.8-R7, but with an output voltage of 3.3V.

These alternative models provide different output voltages while sharing similar characteristics and features with the ADP151ACBZ-1.8-R7.

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