LM3420AM5-16.8/NOPB

Product Overview

Category

LM3420AM5-16.8/NOPB belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The LM3420AM5-16.8/NOPB comes in a small surface-mount SOT-23 package.
• Essence: It is a high-performance voltage regulator designed for efficient power management.
• Packaging/Quantity: The LM3420AM5-16.8/NOPB is typically sold in reels containing a specified quantity of units.

Specifications

The LM3420AM5-16.8/NOPB has the following specifications:

• Input Voltage Range: 4.5V to 30V
• Output Voltage: 16.8V
• Output Current: Up to 1A
• Dropout Voltage: 300mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM3420AM5-16.8/NOPB has three pins with the following functions:

1. VIN: This pin is used to connect the input voltage source.
2. GND: This pin is connected to the ground reference.
3. VOUT: This pin provides the regulated output voltage.

Functional Features

The LM3420AM5-16.8/NOPB offers the following functional features:

• High Efficiency: The voltage regulator operates with high efficiency, minimizing power losses.
• Low Dropout Voltage: The device has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard the circuit from excessive current flow.
• Thermal Shutdown: The LM3420AM5-16.8/NOPB includes thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Low dropout voltage ensures stable output even with varying input voltages.
• Overcurrent protection prevents damage to the circuit.
• Thermal shutdown feature protects against overheating.

Disadvantages

• Limited output current capacity of up to 1A.
• SOT-23 package may require careful handling during soldering.

Working Principles

The LM3420AM5-16.8/NOPB operates as a linear voltage regulator. It uses a feedback mechanism to maintain a constant output voltage regardless of variations in the input voltage or load conditions. By comparing the output voltage with a reference voltage, the device adjusts its internal circuitry to regulate the output voltage at the desired level.

Detailed Application Field Plans

The LM3420AM5-16.8/NOPB finds applications in various fields, including:

1. Battery-Powered Devices: It can be used in portable electronic devices such as smartphones, tablets, and handheld gaming consoles to regulate the battery voltage.
2. Automotive Electronics: The voltage regulator is suitable for automotive applications, ensuring stable power supply to various components.
3. Industrial Control Systems: It can be employed in industrial control systems to regulate voltage levels for sensors, actuators, and other electronic components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM3420AM5-16.8/NOPB include:

1. LM317: A popular adjustable voltage regulator capable of delivering higher output currents.
2. LT1084: A high-current, low-dropout voltage regulator suitable for demanding applications.
3. LM1117: A series of low dropout voltage regulators available in various fixed output voltage options.

These alternative models provide flexibility in terms of output current capacity, voltage range, and package options.

In conclusion, the LM3420AM5-16.8/NOPB is a high-performance voltage regulator with efficient power management capabilities. Its compact size, low dropout voltage, and various protection features make it suitable for a wide range of applications in different industries.