NCV3066PG

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: Power-Good 8-pin package

Essence: The NCV3066PG is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The NCV3066PG is available in a standard 8-pin package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NCV3066PG has the following pin configuration:

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

Functional Features

• High Efficiency: The NCV3066PG utilizes advanced circuitry to achieve high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: The low dropout voltage ensures that the output voltage remains stable even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, allowing flexibility in different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected devices from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature rise, the thermal shutdown feature protects the IC from damage.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Adjustable output voltage allows for versatile applications - Overcurrent and thermal shutdown protection enhance device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The NCV3066PG is a linear voltage regulator that operates by comparing the feedback voltage (FB) with a reference voltage. It adjusts the pass transistor's resistance to maintain a stable output voltage regardless of input voltage variations.

When the enable pin (EN) is high, the regulator is active, and the output voltage is regulated according to the feedback voltage. If the input voltage drops below the desired output voltage, the dropout voltage ensures that the output voltage remains constant.

Detailed Application Field Plans

The NCV3066PG is commonly used in various electronic devices requiring a stable and regulated power supply. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players
2. Wearable Electronics: Smartwatches, fitness trackers
3. IoT Devices: Sensors, wireless modules
4. Consumer Electronics: Digital cameras, portable gaming consoles
5. Automotive Electronics: Infotainment systems, navigation devices

Detailed and Complete Alternative Models

1. LM1117-3.3: 3.3V voltage regulator with similar specifications
2. LT1763: Low dropout voltage regulator with adjustable output voltage
3. TPS79633: High-current voltage regulator with fixed 3.3V output
4. MCP1700: Low quiescent current voltage regulator with fixed output voltage options

These alternative models offer similar functionality and can be considered as substitutes for the NCV3066PG in various applications.

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