PLPV811DBVT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low Dropout Voltage - High Output Current - Adjustable Output Voltage - Thermal Overload Protection - Short Circuit Protection

Package: SOT-23-5

Essence: PLPV811DBVT is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: PLPV811DBVT is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 500mA
• Output Current: Up to 800mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

PLPV811DBVT has a SOT-23-5 package with the following pin configuration:

```

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| | --| |-- VIN (Input Voltage) --| |-- GND (Ground) --| |-- EN (Enable) --| |-- FB (Feedback) --|____|-- VOUT (Output Voltage) ```

Functional Features

• Low Dropout Voltage: The PLPV811DBVT exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High Output Current: With a maximum output current of 800mA, this voltage regulator can power a wide range of electronic components.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, providing flexibility for different applications.
• Thermal Overload Protection: The IC incorporates thermal overload protection, preventing damage due to excessive heat.
• Short Circuit Protection: PLPV811DBVT features built-in short circuit protection, safeguarding the regulator and connected devices.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Adjustable output voltage - High output current capability - Thermal and short circuit protection

Disadvantages: - Limited package options - Slightly higher quiescent current compared to some alternatives

Working Principles

PLPV811DBVT 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 operation of the regulator. When enabled, the IC adjusts the pass transistor to maintain the desired output voltage. In case of excessive heat or a short circuit, the thermal and short circuit protection mechanisms ensure the safety of the device.

Application Field Plans

PLPV811DBVT finds applications in various electronic devices that require stable and regulated power supply. Some potential application fields include: - Mobile devices - Portable audio players - Wireless communication systems - Battery-powered devices - Embedded systems

Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package options.
2. XC6206P332MR: Provides a lower dropout voltage but has a smaller maximum output current.
3. MCP1700-3302E/TO: Offers a wider operating temperature range and lower quiescent current.

These alternative models can be considered based on specific requirements and constraints of the application.

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