VN755S-E

Product Overview

Category: Electronic Component
Use: Power Management
Characteristics: High Voltage Switching Regulator
Package: TO-220
Essence: Monolithic Integrated Circuit
Packaging/Quantity: Tube/50 pieces

Specifications

Input Voltage Range: 10V to 40V
Output Voltage Range: 5V to 30V
Maximum Output Current: 3A
Switching Frequency: 100kHz
Efficiency: Up to 90%
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The VN755S-E has a standard TO-220 package with three pins:

Pin 1 (VIN): Input voltage pin.
Pin 2 (GND): Ground reference pin.
Pin 3 (VOUT): Output voltage pin.

Functional Features

High voltage capability for wide input voltage range.
Adjustable output voltage through external resistors.
Overcurrent protection and thermal shutdown features.
Low standby current consumption.
Fast transient response.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - High efficiency results in reduced power dissipation. - Compact TO-220 package enables easy integration into various systems. - Overcurrent protection ensures safe operation. - Fast transient response for quick load changes.

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications. - Requires external resistors for output voltage adjustment.

Working Principles

The VN755S-E is a monolithic integrated circuit designed for high voltage switching regulation. It operates by converting the input voltage to a regulated output voltage using a switching regulator topology. The internal control circuitry adjusts the duty cycle of the switching transistor to maintain the desired output voltage. This allows for efficient power conversion with minimal power loss.

Detailed Application Field Plans

The VN755S-E is commonly used in various applications, including:

Power supplies for industrial equipment.
Automotive electronics.
Battery charging systems.
LED lighting systems.
Telecom and networking equipment.

Detailed and Complete Alternative Models

VN750S-E: Similar specifications but with a lower maximum output current of 2A.
VN760S-E: Higher maximum output current of 4A but with a narrower input voltage range.
VN770S-E: Increased efficiency and wider operating temperature range compared to VN755S-E.

These alternative models provide options based on specific requirements and constraints of different applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací VN755S-E v technických řešeních

Sure! Here are 10 common questions and answers related to the application of VN755S-E in technical solutions:

Q: What is the VN755S-E? A: The VN755S-E is a high-performance power switch designed for automotive applications.
Q: What are the key features of the VN755S-E? A: The key features of the VN755S-E include over-temperature protection, short-circuit protection, and low standby current consumption.
Q: What is the maximum voltage rating of the VN755S-E? A: The VN755S-E has a maximum voltage rating of 36V.
Q: Can the VN755S-E handle high current loads? A: Yes, the VN755S-E can handle high current loads up to 5A.
Q: Is the VN755S-E suitable for automotive lighting applications? A: Yes, the VN755S-E is commonly used in automotive lighting applications due to its high performance and reliability.
Q: Does the VN755S-E have built-in protection against reverse polarity? A: No, the VN755S-E does not have built-in reverse polarity protection. External circuitry should be used to protect against reverse polarity.
Q: Can the VN755S-E be controlled using a microcontroller? A: Yes, the VN755S-E can be easily controlled using a microcontroller through its input pin.
Q: What is the operating temperature range of the VN755S-E? A: The VN755S-E has an operating temperature range of -40°C to +150°C.
Q: Can the VN755S-E be used in both 12V and 24V automotive systems? A: Yes, the VN755S-E is suitable for use in both 12V and 24V automotive systems.
Q: Are there any application notes or reference designs available for the VN755S-E? A: Yes, the manufacturer provides application notes and reference designs to assist with the implementation of the VN755S-E in various technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and use cases.