NCP4302ADR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOIC-8

Essence: The NCP4302ADR2G is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The NCP4302ADR2G is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCP4302ADR2G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for adjusting the output voltage
4. EN: Enable pin for turning the regulator on/off
5. VOUT: Output voltage pin
6. NC: No connection
7. NC: No connection
8. VREF: Reference voltage pin

Functional Features

• Low Dropout Voltage: The NCP4302ADR2G 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 300mA, this voltage regulator can power a wide range of electronic devices.
• Adjustable Output Voltage: The feedback pin allows users to adjust the output voltage according to their specific requirements.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive heat.
• Overcurrent Protection: The NCP4302ADR2G includes overcurrent protection, safeguarding the connected circuitry from excessive current flow.

Advantages and Disadvantages

Advantages: - Efficient voltage regulation - Wide input voltage range - Adjustable output voltage - Thermal and overcurrent protection

Disadvantages: - Limited maximum output current (300mA)

Working Principles

The NCP4302ADR2G operates as a linear voltage regulator. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The feedback pin allows users to set the desired output voltage by adjusting the resistive divider network.

Detailed Application Field Plans

The NCP4302ADR2G is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - IoT devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-3.3: A 3.3V voltage regulator with similar characteristics and package.
2. LT1763: A low dropout voltage regulator with adjustable output voltage.
3. TPS79633: A 3.3V voltage regulator with high output current capability.

These alternative models offer similar functionality and can be considered as substitutes for the NCP4302ADR2G depending on specific requirements.

In conclusion, the NCP4302ADR2G is a versatile voltage regulator IC that provides efficient and stable voltage regulation for a wide range of electronic devices. Its adjustable output voltage, thermal and overcurrent protection, and compact package make it suitable for various applications in different industries.