NCP5111PG

Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: PG-DSO-8 (Plastic Dual Small Outline Package)

Essence: The NCP5111PG is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The NCP5111PG is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Output Current: Up to 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 100µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The NCP5111PG has the following pin configuration:

```

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

Functional Features

• High Efficiency: The NCP5111PG utilizes advanced circuitry to achieve high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, allowing flexibility in meeting different device requirements.
• Overcurrent Protection: The IC incorporates overcurrent protection to prevent damage to the device and connected components in case of excessive current flow.
• Thermal Shutdown Protection: The NCP5111PG includes thermal shutdown protection, which automatically shuts down the regulator if the temperature exceeds a safe operating limit.

Advantages and Disadvantages

Advantages: - High efficiency design - Adjustable output voltage - Overcurrent and thermal protection - Compact package size

Disadvantages: - Limited output current capacity (up to 1A)

Working Principles

The NCP5111PG operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The internal circuitry adjusts the output voltage based on the feedback received from the FB pin. The SW pin controls the switching mechanism, ensuring efficient power delivery. The EN pin enables or disables the regulator.

Detailed Application Field Plans

The NCP5111PG is commonly used in various applications, including but not limited to: - Mobile devices - Portable electronics - Battery-powered systems - IoT devices - Wearable devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the NCP5111PG are: - LM1117-ADJ - LT1086-ADJ - TPS7A4700-ADJ - ADP3339-ADJ - MCP1702-ADJ

These models offer similar functionality and can be suitable replacements depending on specific requirements.

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