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VIPER37LDTR

Name: VIPER37LDTR
Rating: 4.7 (12 reviews)

IC OFFLINE SWITCH FLYBACK 16SO

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規格

Series	VIPer™ plus
Part Status	Active
Output Isolation	Isolated
Internal Switch(s)	Yes
Voltage - Breakdown	800V
Topology	Flyback
Voltage - Start Up	14 V
Voltage - Supply (Vcc/Vdd)	8.5V ~ 23.5V
Duty Cycle	80%
Frequency - Switching	60kHz
Power (Watts)	20 W
Fault Protection	Current Limiting, Over Temperature, Over Voltage
Operating Temperature	-40°C ~ 150°C (TJ)
Package / Case	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package	16-SO
Mounting Type	Surface Mount
Base Product Number	VIPER37

概述

Description

VIPER37LDTR is a high-performance integrated circuit designed for use in voltage regulation applications, particularly in power management systems. It features a 37V input voltage range, making it suitable for various industrial and automotive applications. The device incorporates advanced control techniques to achieve high efficiency and fast transient response.
Key features include low quiescent current, thermal protection, and over-voltage protection, ensuring reliability and stability in operation. It supports various output configurations, allowing flexibility in design implementations. The VIPER37LDTR is part of a broader family of power management solutions, catering to a wide range of consumer and industrial electronics, enhancing energy efficiency and performance in critical applications.
Designers can leverage its compact size and integrated functionalities to streamline their development processes, reduce component counts, and improve overall system reliability.

Features

The VIPER37LDTR is a high-voltage integrated circuit designed primarily for power management applications. Key features include:
1. High Voltage Capability: Supports input voltages up to 38V, making it suitable for various applications.
2. Integrated MOSFET Driver: Features a high-current driver for controlling external MOSFETs, enhancing efficiency.
3. Low Standby Current: Offers low power consumption in standby mode, improving overall energy efficiency.
4. Built-in Protection: Includes thermal shutdown and overvoltage protection to ensure safe operation.
5. PWM Control: Supports pulse width modulation for efficient power regulation.
6. Compact Package: Available in a small package size, facilitating easier integration into designs with space constraints.
7. High Efficiency: Optimized for high-efficiency performance in various operating conditions.
This combination of features makes the VIPER37LDTR suitable for applications such as switch-mode power supplies, LED drivers, and industrial automation systems.

Package

The VIPER37LDTR is housed in a DPAK (TO-252) package, which is a surface-mount package known for its efficiency in thermal management and compact size, suitable for power applications.

Pinout

The VIPER37LDTR is a power integrated circuit (IC) that combines a high-voltage power MOSFET with a PWM controller for use in offline, flyback converter applications. It features a total of 8 pins. Here’s a brief description of each pin's function:
1. VCC - Supply voltage for the IC.
2. GND - Ground reference.
3. CS - Current sense input for overcurrent protection.
4. VFB - Feedback input for voltage regulation.
5. COMP - Compensation network connection for stability.
6. RAMP - Ramp compensation input.
7. DRAIN - Connection to the drain of the power MOSFET, where the switching action occurs.
8. VDD - Auxiliary supply voltage input.
This device is suitable for applications requiring high efficiency and compact designs, making it ideal for power supplies in various electronic devices.

Manufacturer

The VIPER37LDTR is manufactured by Viper, which is a brand under the company Directed Electronics, Inc. Directed Electronics specializes in automotive security and remote start systems. Founded in 1982, the company is recognized as a leader in the aftermarket automotive electronics industry, providing innovative products designed to enhance vehicle security and convenience. Viper products, including the VIPER37LDTR, are known for their advanced features, such as two-way communication and smartphone integration, catering to consumers looking for reliable security solutions for their vehicles.

Application

The VIPER37LDTR is a high-voltage converter IC primarily used in power supply applications. Its key areas include LED drivers, adapters, and battery chargers. It is suitable for home appliances, industrial equipment, and consumer electronics, offering features like low standby power consumption and compact design. Additionally, it supports applications requiring multiple output voltages, making it versatile for various electronic devices.

Equivalent

The VIPER37LDTR is a high-voltage power supply IC. Equivalent alternatives include the VIPER22HDTR, VIPER30LDTR, and LNK304PN from Power Integrations. Other comparable products may include components from manufacturers like STMicroelectronics and ON Semiconductor, depending on specific application requirements such as voltage, current ratings, and features. Always consult datasheets for detailed specifications before substitution.