NCP5661DT33RKG

Product Overview

Category

NCP5661DT33RKG belongs to the category of voltage regulators.

Use

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

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Adjustable output voltage

Package

NCP5661DT33RKG comes in a compact surface mount package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

NCP5661DT33RKG is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6.5V
• Output Voltage Range: 1.2V - 3.6V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 1A
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NCP5661DT33RKG has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)

Functional Features

• High Efficiency: The NCP5661DT33RKG offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications.
• Overcurrent and Thermal Protection: This product incorporates overcurrent and thermal protection mechanisms to safeguard against potential damage.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet specific requirements.

Advantages and Disadvantages

Advantages

• High efficiency ensures minimal power loss.
• Wide input voltage range allows for versatile applications.
• Overcurrent and thermal protection enhance reliability.
• Adjustable output voltage provides flexibility.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• Dropout voltage of 200mV may affect performance in low-voltage scenarios.

Working Principles

The NCP5661DT33RKG operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of variations in the input voltage or load conditions. This is achieved through a combination of feedback resistors and an internal error amplifier.

Detailed Application Field Plans

The NCP5661DT33RKG finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• NCP5661DT50RKG: Similar to NCP5661DT33RKG, but with an output voltage range of 2.5V - 5.0V.
• NCP5661DT18RKG: Similar to NCP5661DT33RKG, but with an output voltage range of 0.9V - 1.8V.
• NCP5661DT25RKG: Similar to NCP5661DT33RKG, but with an output voltage range of 1.0V - 2.5V.

These alternative models offer similar characteristics and features, but with different output voltage ranges to cater to specific application requirements.

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