LM2435T/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: TO-220

Essence: The LM2435T/NOPB is a voltage regulator IC that provides a stable output voltage for various electronic devices. It is commonly used in power supply circuits to regulate and control the voltage levels.

Packaging/Quantity: The LM2435T/NOPB is available in a TO-220 package, which is a widely used package type for power semiconductors. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Output Current: Up to 3A
• Dropout Voltage: 0.6V at 3A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LM2435T/NOPB has the following pin configuration:

```

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| | --| Vout | --| Vin | --| GND | --| ADJ | |___________| ```

• Vout: Output voltage
• Vin: Input voltage
• GND: Ground
• ADJ: Adjust pin for setting the output voltage

Functional Features

• High Efficiency: The LM2435T/NOPB offers high efficiency, minimizing power losses during voltage regulation.
• Low Dropout Voltage: It has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor connected to the ADJ pin.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit and connected devices from excessive current flow.
• Thermal Shutdown Protection: It includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Adjustable output voltage - High efficiency - Overcurrent and thermal protection

Disadvantages: - Dropout voltage may limit its use in low voltage applications - Requires external components for proper operation

Working Principles

The LM2435T/NOPB operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the feedback received from the ADJ pin. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage.

Detailed Application Field Plans

The LM2435T/NOPB is commonly used in various applications, including: 1. Power supply circuits for electronic devices 2. Battery charging circuits 3. Automotive electronics 4. Industrial control systems 5. Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM2435T/NOPB are: - LM317T - LM7805 - LT1084CP - LM1117-ADJ - LM2940CT

These alternatives have different specifications and package types, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LM2435T/NOPB is a versatile voltage regulator IC with high efficiency, adjustable output voltage, and various protection features. It finds applications in diverse fields such as power supplies, automotive electronics, and audio amplifiers. Users can also consider alternative models based on their specific needs.