NCV7240BDPR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Wide input voltage range - Thermal shutdown protection - Short-circuit current limiting - Adjustable output voltage - Low quiescent current

Package: DFN-8 (Dual Flat No-Lead)

Essence: The NCV7240BDPR2G is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The NCV7240BDPR2G is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 200mV at 150mA
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV7240BDPR2G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. VOUT: Output voltage pin
5. FB: Feedback pin
6. NC: No connection
7. NC: No connection
8. VREF: Reference voltage pin

Functional Features

• Low Dropout Voltage: The NCV7240BDPR2G exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 500mA, this voltage regulator can power a wide range of electronic devices.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.5V to 18V, making it suitable for various applications.
• Thermal Shutdown Protection: The NCV7240BDPR2G incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Current Limiting: In the event of a short circuit, the IC limits the output current to protect itself and the connected devices.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 15V, providing flexibility for different application requirements.
• Low Quiescent Current: With a quiescent current of only 75µA, the IC minimizes power consumption when in standby mode.

Advantages and Disadvantages

Advantages: - Efficient voltage regulation - Wide input voltage range - High output current capability - Thermal shutdown protection - Short-circuit current limiting - Adjustable output voltage

Disadvantages: - Limited maximum output current compared to some other voltage regulators - Requires external components for proper operation

Working Principles

The NCV7240BDPR2G 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. The internal circuitry compares the feedback voltage with a reference voltage (VREF) and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin (EN) allows the user to control the regulator's operation by enabling or disabling it.

Detailed Application Field Plans

The NCV7240BDPR2G is commonly used in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Automotive applications - Industrial equipment - Communication systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCV7240BDPR2G include: - LM1117: Low dropout voltage regulator with adjustable output voltage. - LT1763: High-performance, low dropout linear regulator with a wide input voltage range. - TPS7A47: Ultra-low noise, high PSRR (Power Supply Rejection Ratio) voltage regulator.

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

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