LM611IM/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: LM611IM/NOPB is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Characteristics: - Input Voltage Range: 2.7V to 5.5V - Output Voltage Range: 1.25V to 5.5V - Output Current: Up to 150mA - Low Dropout Voltage: 200mV at 100mA - Low Quiescent Current: 75µA - Thermal Shutdown Protection - Short-Circuit Protection

Package: LM611IM/NOPB is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of LM611IM/NOPB lies in its ability to regulate and stabilize the output voltage, ensuring reliable operation of electronic devices.

Packaging/Quantity: LM611IM/NOPB is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.25V to 5.5V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: 8-pin SOIC

Pin Configuration

The LM611IM/NOPB IC has the following pin configuration:

```

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| | --| Vout Vin|-- --| GND EN |-- --| NC NC |-- |___________| ```

Pin Descriptions: - Vout: Output Voltage - Vin: Input Voltage - GND: Ground - EN: Enable (Active High) - NC: No Connection

Functional Features

1. Voltage Regulation: LM611IM/NOPB provides a stable output voltage regardless of input voltage fluctuations.
2. Low Dropout Voltage: The IC has a low dropout voltage, ensuring efficient power conversion even with small input-output voltage differentials.
3. Thermal Shutdown Protection: LM611IM/NOPB incorporates thermal shutdown protection to prevent overheating and damage to the device.
4. Short-Circuit Protection: The IC is equipped with short-circuit protection, safeguarding against excessive current flow.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Low quiescent current minimizes power consumption. - Thermal shutdown and short-circuit protection enhance reliability and safety.

Disadvantages: - Limited output current capacity may restrict usage in high-power applications. - Only available in an 8-pin SOIC package, limiting flexibility in circuit design.

Working Principles

LM611IM/NOPB operates as a linear voltage regulator. It utilizes a feedback mechanism to maintain a constant output voltage despite variations in the input voltage. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to regulate the output voltage.

Detailed Application Field Plans

The LM611IM/NOPB voltage regulator IC finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication modules

Alternative Models

For those seeking alternatives to LM611IM/NOPB, the following models can be considered: - LM317T - LM7805 - LT1086CT - ADP3339AKCZ-3.3-R7

These alternative models offer similar functionality and can be used as substitutes based on specific requirements.

In conclusion, LM611IM/NOPB is a voltage regulator IC that provides stable output voltage for electronic devices. With its low dropout voltage, thermal shutdown protection, and short-circuit protection, it ensures reliable operation. While it has limitations in terms of output current capacity and package options, it serves various applications in the electronics industry.