ADP2125BCDZ-1.26R7

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Overcurrent protection

Package: BCDZ-1.26R7

Essence: The ADP2125BCDZ-1.26R7 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The ADP2125BCDZ-1.26R7 is available in a BCDZ-1.26R7 package. The quantity per package may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Dropout Voltage: 200mV at 500mA
• Output Current: Up to 500mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADP2125BCDZ-1.26R7 has the following pin configuration:

```

---

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

Functional Features

1. Low Dropout Voltage: The ADP2125BCDZ-1.26R7 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 Current Capability: With a maximum output current of 500mA, this voltage regulator can power a wide range of electronic devices.

3. Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 3.6V, providing flexibility for different applications.

4. Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive heat by shutting down the regulator when the temperature exceeds a certain threshold.

5. Overcurrent Protection: The ADP2125BCDZ-1.26R7 includes overcurrent protection, safeguarding the circuit from potential damage caused by excessive current flow.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation even with low input voltages. - High output current capability allows for powering various electronic devices. - Adjustable output voltage provides versatility for different application requirements. - Thermal shutdown and overcurrent protection enhance reliability and safety.

Disadvantages: - Limited maximum output current compared to some other voltage regulators in the market. - The BCDZ-1.26R7 package may not be compatible with all PCB layouts.

Working Principles

The ADP2125BCDZ-1.26R7 operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. When the input voltage is higher than the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage. In case of excessive heat or overcurrent conditions, the thermal shutdown and overcurrent protection mechanisms activate to protect the IC and the connected circuitry.

Detailed Application Field Plans

The ADP2125BCDZ-1.26R7 finds applications in various electronic devices that require a stable and regulated power supply. Some potential application fields include: - Mobile devices - Portable audio players - Wearable devices - IoT devices - Battery-powered systems

Detailed and Complete Alternative Models

1. ADP2114BCDZ-1.26R7: Similar to ADP2125BCDZ-1.26R7, but with a fixed output voltage of 1.26V.
2. ADP2138BCDZ-1.26R7: Higher output current capability (up to 800mA) compared to ADP2125BCDZ-1.26R7.
3. ADP2140BCDZ-1.26R7: Adjustable output voltage range from 0.6V to 3.6V.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application requirements.

Word count: 457 words