NCV2393DR2G

Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Short circuit current limiting - Overvoltage protection - Reverse battery protection

Package: SOIC-8

Essence: The NCV2393DR2G is a voltage regulator IC designed to provide a stable output voltage from an input voltage source. It offers various protection features and is suitable for a wide range of applications.

Packaging/Quantity: The NCV2393DR2G is available in a standard SOIC-8 package. It is typically sold in reels containing 2500 units.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Dropout Voltage: 0.6V at 1A
• Output Current: Up to 1.5A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The NCV2393DR2G has the following pin configuration:

____ IN | | GND | | EN | | FB | | OUT |____|

• IN: Input voltage pin
• GND: Ground pin
• EN: Enable pin (active high)
• FB: Feedback pin
• OUT: Output voltage pin

Functional Features

• Low Dropout Voltage: The NCV2393DR2G exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 1.5A, this voltage regulator can handle a wide range of load requirements.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
• Short Circuit Current Limiting: In the event of a short circuit, the NCV2393DR2G limits the output current to protect itself and the connected components.
• Overvoltage Protection: It provides overvoltage protection, safeguarding the circuit from voltage spikes or transients.
• Reverse Battery Protection: The IC is designed to withstand reverse polarity connection without any damage.

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient regulation even with low input-output differentials.
• High output current capability suits various load requirements.
• Integrated protection features enhance reliability and durability.
• Reverse battery protection prevents accidental damage.

Disadvantages

• Quiescent current of 10mA may be relatively high for power-sensitive applications.
• Limited output voltage range compared to some other voltage regulators in the market.

Working Principles

The NCV2393DR2G operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the feedback received from the FB pin. When the input voltage is within the specified range, the IC maintains a stable output voltage by adjusting the pass transistor's resistance. The enable pin (EN) controls the regulator's operation, allowing it to be turned on or off as required.

Application Field Plans

The NCV2393DR2G finds applications in various fields, including but not limited to: - Automotive electronics - Industrial control systems - Power management circuits - Battery-powered devices - Consumer electronics

Alternative Models

Some alternative models that offer similar functionality to the NCV2393DR2G include: - LM317: A popular adjustable voltage regulator with a wide input voltage range. - LT1083: A high-current, adjustable linear regulator with low dropout voltage. - LM1117: A low dropout voltage regulator available in various fixed output voltages.

These alternative models can be considered based on specific application requirements and desired features.

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