VN340SPTR-33-E

Product Overview

Category

The VN340SPTR-33-E belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The VN340SPTR-33-E ensures a stable output voltage, regardless of input voltage fluctuations.
• High efficiency: This voltage regulator operates with high efficiency, minimizing power losses.
• Low dropout voltage: The device maintains a low dropout voltage, enabling it to operate even when the input voltage is close to the desired output voltage.
• Overcurrent protection: The VN340SPTR-33-E incorporates overcurrent protection to safeguard connected devices from excessive current flow.
• Thermal shutdown: In case of overheating, the voltage regulator automatically shuts down to prevent damage.

Package

The VN340SPTR-33-E comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of the VN340SPTR-33-E lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of units per package. Please refer to the manufacturer's specifications for detailed packaging information.

Specifications

• Input voltage range: 4.5V to 36V
• Output voltage: 3.3V
• Maximum output current: 1A
• Dropout voltage: 0.6V (typical)
• Quiescent current: 75µA (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The VN340SPTR-33-E has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Voltage regulation: The VN340SPTR-33-E maintains a constant output voltage of 3.3V, regardless of input voltage variations.
• Overcurrent protection: The device incorporates overcurrent protection to prevent damage to connected devices in case of excessive current flow.
• Thermal shutdown: In the event of overheating, the voltage regulator automatically shuts down to avoid thermal damage.

Advantages and Disadvantages

Advantages

• Stable output voltage ensures reliable operation of connected devices.
• High efficiency minimizes power losses.
• Compact package allows for space-saving designs.
• Overcurrent protection safeguards connected devices.
• Thermal shutdown protects against overheating.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• Dropout voltage of 0.6V may restrict usage in low-voltage scenarios.

Working Principles

The VN340SPTR-33-E operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 3.3V. This is achieved by regulating the current flow through the device, compensating for any input voltage fluctuations.

Detailed Application Field Plans

The VN340SPTR-33-E finds application in various electronic systems that require a stable and regulated voltage supply. Some potential application fields include:

1. Battery-powered devices: The voltage regulator ensures a consistent voltage supply to battery-powered devices, preventing damage due to voltage fluctuations.
2. Embedded systems: The VN340SPTR-33-E can be used in embedded systems to regulate voltage levels for microcontrollers, sensors, and other components.
3. Automotive electronics: This voltage regulator is suitable for automotive applications, providing stable voltage to various electronic modules and subsystems.

Detailed and Complete Alternative Models

1. LM317T: A popular linear voltage regulator with adjustable output voltage.
2. LM1117-3.3: A low dropout voltage regulator with fixed 3.3V output.
3. LT1085CT: A high-current, adjustable linear voltage regulator.

These alternative models offer similar functionality to the VN340SPTR-33-E and can be considered as alternatives based on specific requirements.

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