ADP2102YCPZ-1.25R7

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection

Package: LFCSP (Lead Frame Chip Scale Package)

Essence: The ADP2102YCPZ-1.25R7 is a high-performance voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The ADP2102YCPZ-1.25R7 is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage Range: 1.25V to VIN
• Dropout Voltage: 200mV at 600mA
• Output Current: Up to 600mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADP2102YCPZ-1.25R7 has the following pin configuration:

```

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

Functional Features

• Low Dropout Voltage: The ADP2102YCPZ-1.25R7 exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 600mA, this voltage regulator can power a wide range of electronic devices.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.3V to 5.5V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage of the ADP2102YCPZ-1.25R7 can be adjusted using an external resistor divider network.
• Thermal Shutdown Protection: The IC incorporates a thermal shutdown feature that protects it from overheating, ensuring reliable operation.

Advantages and Disadvantages

Advantages: - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection

Disadvantages: - Dropout voltage may limit efficiency in low input voltage scenarios - Limited output current compared to some other voltage regulators

Working Principles

The ADP2102YCPZ-1.25R7 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage to control the pass transistor's conduction. By adjusting the resistance in the feedback network, the output voltage can be set to the desired value.

When the input voltage (VIN) is within the specified range, the IC regulates the output voltage (VOUT) to maintain a stable and constant value. If the temperature exceeds the safe operating limits, the thermal shutdown protection activates, disabling the pass transistor to prevent damage.

Detailed Application Field Plans

The ADP2102YCPZ-1.25R7 is commonly used in various electronic devices and applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial equipment - Automotive systems - Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ADP2102YCPZ-1.25R7 include: - LM1117-1.2 - LT1763-1.2 - TPS79601-1.2

These alternative models provide comparable voltage regulation capabilities and can be considered as substitutes for the ADP2102YCPZ-1.25R7 in different applications.

In conclusion, the ADP2102YCPZ-1.25R7 is a high-performance voltage regulator IC with various features and specifications that make it suitable for a wide range of electronic devices. Its low dropout voltage, high output current capability, and thermal shutdown protection contribute to its reliability and performance.